D3-EI — Execution Isolation
D3-EI: Execution Isolation
MITRE D3FEND countermeasure
What it does
Execution Isolation techniques prevent application processes from accessing non-essential system resources, such as memory, devices, or files.
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.