mirror of https://github.com/MISP/misp-training
chg: Updated MISP modules slides
chrisr3d
parent
ca0d506346
commit
4a3f73e6af
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@ -154,6 +154,134 @@
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\end{adjustbox}
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\end{frame}
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\begin{frame}
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\frametitle{MISP modules - configuration in the UI}
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\includegraphics[scale=0.50]{modules-integration.png}
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\end{frame}
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\begin{frame}
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\frametitle{MISP modules - How it's integrated in the UI?}
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\includegraphics[scale=0.40]{screenshots/enrichment1.PNG}\\
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\includegraphics[scale=0.38]{screenshots/enrichment2.PNG}\\
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\includegraphics[scale=0.35]{screenshots/enrichment3.PNG}
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\end{frame}
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\begin{frame}
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\frametitle{MISP modules - main types of modules}
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\begin{itemize}
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\item Expansion modules - enrich data that is in MISP
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\begin{itemize}
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\item Hover type - showing the expanded values directly on the attributes
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\item Expansion type - showing and adding the expanded values via a proposal form
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\end{itemize}
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\item Import modules - import new data into MISP
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\item Export modules - export existing data from MISP
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\end{itemize}
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\end{frame}
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% \begin{frame}[fragile]
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% \frametitle{Creating your Expansion module (Skeleton)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% import json
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% import dns.resolver
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%
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% misperrors = {'error' : 'Error'}
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% mispattributes = {'input': [], 'output': []}
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% moduleinfo = {'version': '', 'author': '',
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% 'description': '', 'module-type': []}
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%
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% def handler(q=False):
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% if q is False:
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% return False
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% request = json.loads(q)
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% r = {'results': [{'types': [], 'values':[]}]}
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% return r
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% def introspection():
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% return mispattributes
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% def version():
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% return moduleinfo
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%
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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% \begin{frame}[fragile]
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% \frametitle{Creating your Expansion module (metadata 1)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% misperrors = {'error' : 'Error'}
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% mispattributes = {'input': ['hostname', 'domain'], 'output': ['ip-src', 'ip-dst']}
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% moduleinfo = {'version': '', 'author': '',
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% 'description': '', 'module-type': []}
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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%
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% \begin{frame}[fragile]
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% \frametitle{Creating your Expansion module (metadata 2)}
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% \begin{adjustbox}{width=\textwidth,height=10cm,keepaspectratio}
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% \begin{lstlisting}[language=python,showstringspaces=false]
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% misperrors = {'error' : 'Error'}
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% mispattributes = {'input': ['hostname', 'domain'], 'output': ['ip-src', 'ip-dst']}
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% moduleinfo = {'version': '0.1', 'author': 'Alexandre Dulaunoy',
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% 'description': 'Simple DNS expansion service to
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% resolve IP address from MISP attributes', 'module-type': ['expansion','hover']}
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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%
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% \begin{frame}[fragile]
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% \frametitle{Creating your Expansion module (handler 1)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% def handler(q=False):
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% if q is False:
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% return False
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% request = json.loads(q)
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% # MAGIC
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% # MORE MAGIC
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% r = {'results': [
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% {'types': output_types, 'values':values},
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% {'types': output_types2, 'values':values2}
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% ]}
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% return r
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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%
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%
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% \begin{frame}[fragile]
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% \frametitle{Creating your Expansion module (handler 2)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% if request.get('hostname'):
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% toquery = request['hostname']
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% elif request.get('domain'):
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% toquery = request['domain']
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% else:
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% return False
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% r = dns.resolver.Resolver()
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% r.timeout = 2
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% r.lifetime = 2
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% r.nameservers = ['8.8.8.8']
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% try:
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% answer = r.query(toquery, 'A')
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% except dns.resolver.NXDOMAIN:
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% misperrors['error'] = "NXDOMAIN"
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% return misperrors
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% except dns.exception.Timeout:
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% misperrors['error'] = "Timeout"
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% return misperrors
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% except:
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% misperrors['error'] = "DNS resolving error"
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% return misperrors
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% r = {'results': [{'types': mispattributes['output'], 'values':[str(answer[0])]}]}
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% return r
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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\begin{frame}[fragile]
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\frametitle{Querying a module}
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\begin{itemize}
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@ -171,136 +299,8 @@
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\end{lstlisting}
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\end{frame}
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\begin{frame}
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\frametitle{MISP modules - How it's integrated in the UI?}
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\includegraphics[scale=0.40]{screenshots/enrichment1.PNG}\\
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\includegraphics[scale=0.38]{screenshots/enrichment2.PNG}\\
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\includegraphics[scale=0.35]{screenshots/enrichment3.PNG}
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\end{frame}
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\begin{frame}
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\frametitle{MISP modules - configuration in the UI}
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\includegraphics[scale=0.50]{modules-integration.png}
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\end{frame}
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\begin{frame}
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\frametitle{MISP modules - main types of modules}
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\begin{itemize}
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\item Expansion modules - enrich data that is in MISP
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\begin{itemize}
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\item Hover type - showing the expanded values directly on the attributes
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\item Expansion type - showing and adding the expanded values via a proposal form
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\end{itemize}
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\item Import modules - import new data into MISP
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\item Export modules - export existing data from MISP
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\end{itemize}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your Expansion module (Skeleton)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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import json
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import dns.resolver
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misperrors = {'error' : 'Error'}
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mispattributes = {'input': [], 'output': []}
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moduleinfo = {'version': '', 'author': '',
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'description': '', 'module-type': []}
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def handler(q=False):
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if q is False:
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return False
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request = json.loads(q)
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r = {'results': [{'types': [], 'values':[]}]}
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return r
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def introspection():
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return mispattributes
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def version():
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return moduleinfo
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your Expansion module (metadata 1)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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misperrors = {'error' : 'Error'}
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mispattributes = {'input': ['hostname', 'domain'], 'output': ['ip-src', 'ip-dst']}
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moduleinfo = {'version': '', 'author': '',
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'description': '', 'module-type': []}
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your Expansion module (metadata 2)}
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\begin{adjustbox}{width=\textwidth,height=10cm,keepaspectratio}
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\begin{lstlisting}[language=python,showstringspaces=false]
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misperrors = {'error' : 'Error'}
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mispattributes = {'input': ['hostname', 'domain'], 'output': ['ip-src', 'ip-dst']}
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moduleinfo = {'version': '0.1', 'author': 'Alexandre Dulaunoy',
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'description': 'Simple DNS expansion service to
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resolve IP address from MISP attributes', 'module-type': ['expansion','hover']}
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your Expansion module (handler 1)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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def handler(q=False):
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if q is False:
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return False
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request = json.loads(q)
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# MAGIC
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# MORE MAGIC
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r = {'results': [
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{'types': output_types, 'values':values},
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{'types': output_types2, 'values':values2}
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]}
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return r
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your Expansion module (handler 2)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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if request.get('hostname'):
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toquery = request['hostname']
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elif request.get('domain'):
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toquery = request['domain']
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else:
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return False
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r = dns.resolver.Resolver()
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r.timeout = 2
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r.lifetime = 2
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r.nameservers = ['8.8.8.8']
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try:
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answer = r.query(toquery, 'A')
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except dns.resolver.NXDOMAIN:
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misperrors['error'] = "NXDOMAIN"
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return misperrors
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except dns.exception.Timeout:
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misperrors['error'] = "Timeout"
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return misperrors
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except:
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misperrors['error'] = "DNS resolving error"
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return misperrors
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r = {'results': [{'types': mispattributes['output'], 'values':[str(answer[0])]}]}
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return r
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your module - finished DNS module}
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\frametitle{Creating your module - DNS module}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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import json
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@ -423,205 +423,206 @@
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\end{itemize}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your Import module (Skeleton)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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import json
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% \begin{frame}[fragile]
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% \frametitle{Creating your Import module (Skeleton)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% import json
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%
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% misperrors = {'error' : 'Error'}
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% userConfig = {
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% 'number1': {
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% 'type': 'Integer',
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% 'regex': '/^[0-4]$/i',
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% 'errorMessage': 'Expected a number in range [0-4]',
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% 'message': 'Column number used for value'
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% }
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% };
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% inputSource = ['file', 'paste']
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% moduleinfo = {'version': '', 'author': '',
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% 'description': '', 'module-type': ['import']}
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% moduleconfig=[]
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%
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% def handler(q=False):
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% if q is False:
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% return False
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% request = json.loads(q)
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% request["data"] = base64.b64decode(request["data"])
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% r = {'results': [{'categories': [], 'types': [], 'values':[]}]}
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% return r
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%
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% def introspection():
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% return {'userConfig': userConfig, 'inputSource': inputSource, 'moduleConfig': moduleConfig}
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%
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% def version():
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% return moduleinfo
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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misperrors = {'error' : 'Error'}
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userConfig = {
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'number1': {
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'type': 'Integer',
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'regex': '/^[0-4]$/i',
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'errorMessage': 'Expected a number in range [0-4]',
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'message': 'Column number used for value'
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}
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};
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inputSource = ['file', 'paste']
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moduleinfo = {'version': '', 'author': '',
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'description': '', 'module-type': ['import']}
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moduleconfig=[]
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def handler(q=False):
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if q is False:
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return False
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request = json.loads(q)
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request["data"] = base64.b64decode(request["data"])
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r = {'results': [{'categories': [], 'types': [], 'values':[]}]}
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return r
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def introspection():
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return {'userConfig': userConfig, 'inputSource': inputSource, 'moduleConfig': moduleConfig}
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def version():
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return moduleinfo
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your import module (userConfig and inputSource)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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userConfig = {
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'number1': {
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'type': 'Integer',
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'regex': '/^[0-4]$/i',
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'errorMessage': 'Expected a number in range [0-4]',
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'message': 'Column number used for value'
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}
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};
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inputSource = ['file', 'paste']
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your import module (Handler)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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def handler(q=False):
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if q is False:
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return False
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request = json.loads(q)
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request["data"] = base64.b64decode(request["data"])
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r = {'results': [{'categories': [], 'types': [], 'values':[]}]}
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return r
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating your import module (Introspection)}
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\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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\begin{lstlisting}[language=python]
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def introspection():
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modulesetup = {}
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try:
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userConfig
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modulesetup['userConfig'] = userConfig
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except NameError:
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pass
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try:
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moduleConfig
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modulesetup['moduleConfig'] = moduleConfig
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except NameError:
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pass
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try:
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inputSource
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modulesetup['inputSource'] = inputSource
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except NameError:
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pass
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return modulesetup
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\end{lstlisting}
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\end{adjustbox}
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\end{frame}
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% \begin{frame}[fragile]
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% \frametitle{Creating your import module (userConfig and inputSource)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% userConfig = {
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% 'number1': {
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% 'type': 'Integer',
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% 'regex': '/^[0-4]$/i',
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% 'errorMessage': 'Expected a number in range [0-4]',
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% 'message': 'Column number used for value'
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% }
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% };
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% inputSource = ['file', 'paste']
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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%
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% \begin{frame}[fragile]
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% \frametitle{Creating your import module (Handler)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% def handler(q=False):
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% if q is False:
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% return False
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% request = json.loads(q)
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% request["data"] = base64.b64decode(request["data"])
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% r = {'results': [{'categories': [], 'types': [], 'values':[]}]}
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% return r
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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%
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% \begin{frame}[fragile]
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% \frametitle{Creating your import module (Introspection)}
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% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
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% \begin{lstlisting}[language=python]
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% def introspection():
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% modulesetup = {}
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% try:
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% userConfig
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% modulesetup['userConfig'] = userConfig
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% except NameError:
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% pass
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% try:
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% moduleConfig
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% modulesetup['moduleConfig'] = moduleConfig
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% except NameError:
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% pass
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% try:
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% inputSource
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% modulesetup['inputSource'] = inputSource
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% except NameError:
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% pass
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% return modulesetup
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% \end{lstlisting}
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% \end{adjustbox}
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% \end{frame}
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\begin{frame}[fragile]
|
||||
\frametitle{Export modules}
|
||||
\begin{itemize}
|
||||
\item Not the preferred way to export data from MISP
|
||||
\item Input is currently only a single event
|
||||
\item Dynamic settings
|
||||
\item Later on to be expanded to event collections / attribute collections
|
||||
\item Output is a file in the export format served back to the user
|
||||
\item Export modules was recently introduced but a CEF export module already available
|
||||
\item Lots of ideas for upcoming modules and including interaction with misp-darwin
|
||||
\item Will be moved / merged with MISP built-in export modules
|
||||
\begin{itemize}
|
||||
\item Allows export of event / attribute collections
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Creating your Export module (Skeleton)}
|
||||
\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
\begin{lstlisting}[language=python]
|
||||
import json
|
||||
inputSource = ['event']
|
||||
outputFileExtension = 'txt'
|
||||
responseType = 'application/txt'
|
||||
moduleinfo = {'version': '0.1', 'author': 'Andras Iklody',
|
||||
'description': 'Skeleton export module',
|
||||
'module-type': ['export']}
|
||||
|
||||
def handler(q=False):
|
||||
if q is False:
|
||||
return False
|
||||
request = json.loads(q)
|
||||
# insert your magic here!
|
||||
output = my_magic(request["data"])
|
||||
r = {"data":base64.b64encode(output.encode('utf-8')).decode('utf-8')}
|
||||
return r
|
||||
|
||||
def introspection():
|
||||
return {'userConfig': userConfig, 'inputSource': inputSource, 'moduleConfig': moduleConfig, 'outputFileExtension': outputFileExtension}
|
||||
|
||||
def version():
|
||||
return moduleinfo
|
||||
\end{lstlisting}
|
||||
\end{adjustbox}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Creating your export module (settings)}
|
||||
\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
\begin{lstlisting}[language=python]
|
||||
inputSource = ['event']
|
||||
outputFileExtension = 'txt'
|
||||
responseType = 'application/txt'
|
||||
\end{lstlisting}
|
||||
\end{adjustbox}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Creating your export module (handler)}
|
||||
\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
\begin{lstlisting}[language=python]
|
||||
def handler(q=False):
|
||||
if q is False:
|
||||
return False
|
||||
request = json.loads(q)
|
||||
# insert your magic here!
|
||||
output = my_magic(request["data"])
|
||||
r = {"data":base64.b64encode(output.encode('utf-8')).decode('utf-8')}
|
||||
return r
|
||||
\end{lstlisting}
|
||||
\end{adjustbox}
|
||||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Creating your export module (introspection)}
|
||||
\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
\begin{lstlisting}[language=python]
|
||||
def introspection():
|
||||
modulesetup = {}
|
||||
try:
|
||||
responseType
|
||||
modulesetup['responseType'] = responseType
|
||||
except NameError:
|
||||
pass
|
||||
try:
|
||||
userConfig
|
||||
modulesetup['userConfig'] = userConfig
|
||||
except NameError:
|
||||
pass
|
||||
try:
|
||||
moduleConfig
|
||||
modulesetup['moduleConfig'] = moduleConfig
|
||||
except NameError:
|
||||
pass
|
||||
try:
|
||||
outputFileExtension
|
||||
modulesetup['outputFileExtension'] = outputFileExtension
|
||||
except NameError:
|
||||
pass
|
||||
try:
|
||||
inputSource
|
||||
modulesetup['inputSource'] = inputSource
|
||||
except NameError:
|
||||
pass
|
||||
return modulesetup
|
||||
\end{lstlisting}
|
||||
\end{adjustbox}
|
||||
\end{frame}
|
||||
% \begin{frame}[fragile]
|
||||
% \frametitle{Creating your Export module (Skeleton)}
|
||||
% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
% \begin{lstlisting}[language=python]
|
||||
% import json
|
||||
% inputSource = ['event']
|
||||
% outputFileExtension = 'txt'
|
||||
% responseType = 'application/txt'
|
||||
% moduleinfo = {'version': '0.1', 'author': 'Andras Iklody',
|
||||
% 'description': 'Skeleton export module',
|
||||
% 'module-type': ['export']}
|
||||
%
|
||||
% def handler(q=False):
|
||||
% if q is False:
|
||||
% return False
|
||||
% request = json.loads(q)
|
||||
% # insert your magic here!
|
||||
% output = my_magic(request["data"])
|
||||
% r = {"data":base64.b64encode(output.encode('utf-8')).decode('utf-8')}
|
||||
% return r
|
||||
%
|
||||
% def introspection():
|
||||
% return {'userConfig': userConfig, 'inputSource': inputSource, 'moduleConfig': moduleConfig, 'outputFileExtension': outputFileExtension}
|
||||
%
|
||||
% def version():
|
||||
% return moduleinfo
|
||||
% \end{lstlisting}
|
||||
% \end{adjustbox}
|
||||
% \end{frame}
|
||||
%
|
||||
% \begin{frame}[fragile]
|
||||
% \frametitle{Creating your export module (settings)}
|
||||
% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
% \begin{lstlisting}[language=python]
|
||||
% inputSource = ['event']
|
||||
% outputFileExtension = 'txt'
|
||||
% responseType = 'application/txt'
|
||||
% \end{lstlisting}
|
||||
% \end{adjustbox}
|
||||
% \end{frame}
|
||||
%
|
||||
% \begin{frame}[fragile]
|
||||
% \frametitle{Creating your export module (handler)}
|
||||
% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
% \begin{lstlisting}[language=python]
|
||||
% def handler(q=False):
|
||||
% if q is False:
|
||||
% return False
|
||||
% request = json.loads(q)
|
||||
% # insert your magic here!
|
||||
% output = my_magic(request["data"])
|
||||
% r = {"data":base64.b64encode(output.encode('utf-8')).decode('utf-8')}
|
||||
% return r
|
||||
% \end{lstlisting}
|
||||
% \end{adjustbox}
|
||||
% \end{frame}
|
||||
%
|
||||
% \begin{frame}[fragile]
|
||||
% \frametitle{Creating your export module (introspection)}
|
||||
% \begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
% \begin{lstlisting}[language=python]
|
||||
% def introspection():
|
||||
% modulesetup = {}
|
||||
% try:
|
||||
% responseType
|
||||
% modulesetup['responseType'] = responseType
|
||||
% except NameError:
|
||||
% pass
|
||||
% try:
|
||||
% userConfig
|
||||
% modulesetup['userConfig'] = userConfig
|
||||
% except NameError:
|
||||
% pass
|
||||
% try:
|
||||
% moduleConfig
|
||||
% modulesetup['moduleConfig'] = moduleConfig
|
||||
% except NameError:
|
||||
% pass
|
||||
% try:
|
||||
% outputFileExtension
|
||||
% modulesetup['outputFileExtension'] = outputFileExtension
|
||||
% except NameError:
|
||||
% pass
|
||||
% try:
|
||||
% inputSource
|
||||
% modulesetup['inputSource'] = inputSource
|
||||
% except NameError:
|
||||
% pass
|
||||
% return modulesetup
|
||||
% \end{lstlisting}
|
||||
% \end{adjustbox}
|
||||
% \end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{New expansion \& import modules format}
|
||||
|
|
@ -636,8 +637,20 @@
|
|||
\end{adjustbox}
|
||||
\begin{itemize}
|
||||
\item Takes a standard MISP attribute as input
|
||||
\item Can return MISP attributes, objects \& tags
|
||||
\item Supports relationships
|
||||
\item Returns MISP format
|
||||
\begin{itemize}
|
||||
\item Attributes
|
||||
\item Objects (with their references)
|
||||
\item Tags
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\begin{adjustbox}{width=\textwidth,height=5cm,keepaspectratio}
|
||||
\begin{lstlisting}[language=python]
|
||||
results = {'Attribute': [...], 'Object': [...],
|
||||
'Tag': [...]}
|
||||
\end{lstlisting}
|
||||
\end{adjustbox}
|
||||
\begin{itemize}
|
||||
\item First modules supporting this new export format
|
||||
\begin{itemize}
|
||||
\item urlhaus expansion module
|
||||
|
|
@ -652,11 +665,15 @@
|
|||
\end{frame}
|
||||
|
||||
\begin{frame}[fragile]
|
||||
\frametitle{Upcoming additions to the module system - General}
|
||||
\frametitle{Future of the modules system}
|
||||
\begin{itemize}
|
||||
\item Expose the modules to the APIs
|
||||
\item Enrichment on full events
|
||||
\item Move the modules to background processes with a messaging system
|
||||
\item Difficulty is dealing with uncertain results on import (without the user having final say)
|
||||
\item Have a way to skip the results preview
|
||||
\begin{itemize}
|
||||
\item Preview can be very heavy
|
||||
\item Difficulty is dealing with uncertain results (without the user having final say)
|
||||
\end{itemize}
|
||||
\end{itemize}
|
||||
\end{frame}
|
||||
|
||||
|
|
@ -670,4 +687,3 @@
|
|||
\end{itemize}
|
||||
|
||||
\end{frame}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue