The Windows security updates from January herald the phase-out of insecure RC4 encryption. A vulnerability requires action.

RC4’s long, messy reign over Windows authentication At the center of this shift is RC4, short for Rivest Cipher 4, a stream cipher that once powered much of the internet’s “secure” traffic and is now ...

Microsoft rolls out new Kerberos protections to block RC4 encryption, with enforcement mode becoming mandatory for domain ...

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.

Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now Google, Microsoft, and Mozilla all made the ...

There’s an old saying in the security community: Attacks always get better. The latest case where that holds true is for the aging RC4 cipher that’s still widely used to encrypt communications on the ...