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Sep 16 2025 Microsoft Still Uses RC4

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Senator Ron Wyden has asked the Federal Trade Commission to investigate Microsoft over its continued use of the RC4 encryption algorithm. The letter talks about a hacker technique called Kerberoasting, that exploits the Kerberos authentication system. [...]

Posted by Bruce Schneier on Tue 16 September 2025 in Bruce Schneier.

Tags: Uncategorized, algorithms, Microsoft, ransomware, RC4.

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