| ID | Name |
|---|---|
| T1591.005 | Search Closed Sources |
| T1591.006 | Open Source Intelligence (OSINT) |
| T1591.007 | Spear Phishing attacks |
An attacker can purchased relevant information from open sources like available websites or social media, published documents, etc.
This type of attack technique cannot be easily mitigated with preventive controls since it is based on the abuse of system features.