Microsoft starts with identification of insecure RC4 encryption

The Windows security updates from January herald the phase-out of insecure RC4 encryption. A vulnerability requires action.
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Microsoft is cutting off a legacy cipher that caused decades of damage

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 ...
Windows Report

Microsoft Starts New Kerberos Hardening Phase for Windows Domain Controllers

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

Microsoft’s .NET Framework security updates further effort to phase out RC4 encryption

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.
GIGAZINE

Why did Microsoft abolish the encryption method 'RC4' that it had supported by default for 26 years?

Microsoft has finally decided to discontinue the RC4 encryption method that has been supported by default in Windows for 26 years. By eliminating this old technology, which has been the target of ...