MITRE D3FENDdefensive technique
D3-DNSCE DNS Cache Eviction
- Tactic
- Evict
- Synonyms
- Flush DNS Cache
Definition
Flushing DNS to clear any IP addresses or other DNS records from the cache.
How it works
How it works
Flushing the DNS Cache will clear the IP addresses of websites you have visited recently. This can help remediate DNS Cache Poisoning attacks, which is a type of cyber attack where corrupted DNS data is inserted into the cache, causing redirects to malicious websites.
On windows, the DNS cache can be wiped by issuing the command `ipconfig /flushdns`.
Related
Child of · MITRE D3FEND (1)
- D3-OE Object Eviction defensive technique
References
- https://www.cisa.gov/news-events/analysis-reports/ar21-134a Eviction Guidance for Networks Affected by the SolarWinds and Active Directory/M365 Compromise