diff --git a/MANIFEST.json b/MANIFEST.json
index df752c8..52012b0 100644
--- a/MANIFEST.json
+++ b/MANIFEST.json
@@ -573,6 +573,11 @@
       "name": "smart-airports-threats",
       "version": 1
     },
+    {
+      "description": "Attack vectors used in social engineering as described in 'A Taxonomy of Social Engineering Defense Mechanisms' by Dalal Alharthi and others.",
+      "name": "social-engineering-attack-vectors",
+      "version": 1
+    },
     {
       "description": "A spectrum of state responsibility to more directly tie the goals of attribution to the needs of policymakers.",
       "name": "state-responsibility",
@@ -660,5 +665,5 @@
     }
   ],
   "url": "https://raw.githubusercontent.com/MISP/misp-taxonomies/main/",
-  "version": "20220129"
+  "version": "20220210"
 }
diff --git a/README.md b/README.md
index 147ad48..d48452d 100644
--- a/README.md
+++ b/README.md
@@ -560,7 +560,7 @@ Status of events used in Request Tracker. [Overview](https://www.misp-project.or
 ### runtime-packer
 
 [runtime-packer](https://github.com/MISP/misp-taxonomies/tree/main/runtime-packer) :
-Runtime or software packer used to combine compressed data with the decompression code. The decompression code can add additional obfuscations mechanisms including polymorphic-packer or other obfuscation techniques. This taxonomy lists all the known or official packer used for legitimate use or for packing malicious binaries. [Overview](https://www.misp-project.org/taxonomies.html#_runtime_packer)
+Runtime or software packer used to combine compressed or encrypted data with the decompression or decryption code. This code can add additional obfuscations mechanisms including polymorphic-packer or other obfuscation techniques. This taxonomy lists all the known or official packer used for legitimate use or for packing malicious binaries. [Overview](https://www.misp-project.org/taxonomies.html#_runtime_packer)
 
 ### scrippsco2-fgc
 
@@ -582,6 +582,11 @@ Sampling stations of the Scripps CO2 Program [Overview](https://www.misp-project
 [smart-airports-threats](https://github.com/MISP/misp-taxonomies/tree/main/smart-airports-threats) :
 Threat taxonomy in the scope of securing smart airports by ENISA. https://www.enisa.europa.eu/publications/securing-smart-airports [Overview](https://www.misp-project.org/taxonomies.html#_smart_airports_threats)
 
+### social-engineering-attack-vectors
+
+[social-engineering-attack-vectors](https://github.com/MISP/misp-taxonomies/tree/main/social-engineering-attack-vectors) :
+Attack vectors used in social engineering as described in 'A Taxonomy of Social Engineering Defense Mechanisms' by Dalal Alharthi and others. [Overview](https://www.misp-project.org/taxonomies.html#_social_engineering_attack_vectors)
+
 ### state-responsibility
 
 [state-responsibility](https://github.com/MISP/misp-taxonomies/tree/main/state-responsibility) :
@@ -667,6 +672,11 @@ Ce vocabulaire attribue des valeurs en pourcentage à certains énoncés de prob
 [workflow](https://github.com/MISP/misp-taxonomies/tree/main/workflow) :
 Workflow support language is a common language to support intelligence analysts to perform their analysis on data and information. [Overview](https://www.misp-project.org/taxonomies.html#_workflow)
 
+### workflow
+
+[workflow](https://github.com/MISP/misp-taxonomies/tree/main/workflow) :
+Workflow support language is a common language to support intelligence analysts to perform their analysis on data and information. [Overview](https://www.misp-project.org/taxonomies.html#_workflow)
+
 # Reserved Taxonomy
 
 The following taxonomy namespaces are reserved and used internally to MISP.
diff --git a/social-engineering-attack-vectors/machinetag.json b/social-engineering-attack-vectors/machinetag.json
new file mode 100644
index 0000000..8499a10
--- /dev/null
+++ b/social-engineering-attack-vectors/machinetag.json
@@ -0,0 +1,104 @@
+{
+  "version": 1,
+  "description": "Attack vectors used in social engineering as described in 'A Taxonomy of Social Engineering Defense Mechanisms' by Dalal Alharthi and others.",
+  "expanded": "Social Engineering Attack Vectors",
+  "namespace": "social-engineering-attack-vectors",
+  "exclusive": false,
+  "predicates": [
+    {
+      "value": "technical",
+      "expanded": "Technical"
+    },
+    {
+      "value": "non-technical",
+      "expanded": "Non-technical"
+    }
+  ],
+  "values": [
+    {
+      "predicate": "technical",
+      "entry": [
+        {
+          "value": "vishing",
+          "expanded": "Vishing"
+        },
+        {
+          "value": "spear-phishing",
+          "expanded": "Spear phishing"
+        },
+        {
+          "value": "interesting-software",
+          "expanded": "Interesting software"
+        },
+        {
+          "value": "baiting",
+          "expanded": "Baiting"
+        },
+        {
+          "value": "waterholing",
+          "expanded": "Waterholing"
+        },
+        {
+          "value": "phishing-and-trojan-email",
+          "expanded": "Phishing and Trojan email"
+        },
+        {
+          "value": "spam-email",
+          "expanded": "Spam Email"
+        },
+        {
+          "value": "popup-window",
+          "expanded": "Popup Window"
+        },
+        {
+          "value": "tailgating",
+          "expanded": "Tailgating"
+        }
+      ]
+    },
+    {
+      "predicate": "non-technical",
+      "entry": [
+        {
+          "value": "pretexting-impersonation",
+          "expanded": "Pretexting/Impersonation"
+        },
+        {
+          "value": "hoaxing",
+          "expanded": "Hoaxing"
+        },
+        {
+          "value": "authoritative-voice",
+          "expanded": "Authoritative voice"
+        },
+        {
+          "value": "technical-expert",
+          "expanded": "Technical expert"
+        },
+        {
+          "value": "smudge-attack",
+          "expanded": "Smudge Attack"
+        },
+        {
+          "value": "dumpser-diving",
+          "expanded": "Dumpster Diving"
+        },
+        {
+          "value": "shoulder-surfing",
+          "expanded": "Shoulder surfing"
+        },
+        {
+          "value": "spying",
+          "expanded": "Spying"
+        },
+        {
+          "value": "support-staff",
+          "expanded": "Support staff"
+        }
+      ]
+    }
+  ],
+  "refs": [
+    "https://www.researchgate.net/publication/339224082_A_Taxonomy_of_Social_Engineering_Defense_Mechanisms"
+  ]
+}