T1566 · ATT&CK technique
Phishing
8 actors on record using it
Every mark is an actor ATT&CK records using this technique. Red ones also exploit a CVE in CISA KEV.
Open T1566 on attack.mitre.orgAdversaries may send phishing messages to gain access to victim systems. All forms of phishing are electronically delivered social engineering. Phishing can be targeted, known as spearphishing. In spearphishing, a specific individual, company, or industry will be targeted by the adversary. More generally, adversaries can conduct non-targeted phishing, such as in mass malware spam campaigns.
Source: MITRE ATT&CK, T1566. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.
Every one of the 8 is a mark on the map. Named now: 1 to 8, most on record first.
Zoom in on the map and the dots under the middle of it are named where they are.
Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-14 · CISA KEV checked 2026-11-15. Sources: MITRE ATT&CK (© The MITRE Corporation, reproduced and distributed with its permission), the MISP Galaxy (CC0), and CyberSIXT's own coverage.