Mandiant Releases Rainbow Tables for Outdated Windows NTLMv1

Mandiant, a cybersecurity firm and subsidiary of Google, has released a rainbow table for the outdated Windows NTLMv1 authentication protocol, allowing attackers to crack administrator passwords in under 12 hours using consumer hardware that costs less than $600.


This is a companion discussion topic for the original entry at https://www.privacyguides.org/news/2026/01/20/mandiant-releases-rainbow-tables-for-outdated-windows-ntlmv1
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