misp-book/GLOSSARY.md

# MISP
Malware Information Sharing Platform and Threat Sharing. Commonly known simply as MISP.

# IOC
Indicator of compromise (IOC or IoC) is an artifact observed on a network or in an operating system or information channel that could reference an intrusion or a reference to a technique used by an attacker.

# NIDS
Network Intrusion Detection System

# MISP PGP Key
or PGP instance key is the PGP (Pretty Good Privacy) key used by the MISP instance and which is only used to sign notification.
The PGP key used in the MISP instance must *not* be used anywhere else and should not be valuable.