D3-ACA — Active Certificate Analysis
D3-ACA: Active Certificate Analysis
MITRE D3FEND countermeasure
What it does
Actively collecting PKI certificates by connecting to the server and downloading its server certificates for analysis.
Attacks this counters
No ATT&CK technique in this corpus maps to this countermeasure. D3FEND may map it to techniques outside the Enterprise matrix, or to ones MITRE has since revoked — absence here is about this corpus, not about the countermeasure.