The RC4 and SHA-1 algorithms have taken a lot of hits in recent years, with new attacks popping up on a regular basis. Many security experts and cryptographers have been recommending that vendors ...

Microsoft is finally ripping out one of the weakest links in its identity stack, cutting off a legacy cipher that attackers have abused for years to walk straight into corporate networks. The move ...

Microsoft released optional security updates Tuesday for various versions of the .NET Framework that prevent the RC4 encryption algorithm from being used in TLS (Transport Layer Security) connections.

A prominent US senator has called on the Federal Trade Commission to investigate Microsoft for “gross cybersecurity negligence,” citing the company’s continued use of an obsolete and vulnerable form ...

RC4 has been exploited in high-profile attacks across enterprise Windows networks Kerberoasting exploits weaknesses in Active Directory, allowing attackers to perform offline password cracking ...