The January 2026 updates will begin the phaseout of RC4 encryption in the Kerberos protocol for Windows Server. The trigger ...

IT之家 12 月 16 日消息，微软 Windows 身份验证团队负责人 Steve Syfuhs 于 12 月 11 日在 Bluesky 上宣布，微软正准备彻底废除已存在 25 年的过时加密算法 RC4。 IT之家注：RC4 全称为 Rivest Cipher 4，是一种诞生于 1987 年的老式流加密算法，曾广泛用于网络传输加密。

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.

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Microsoft rolls out new Kerberos protections to block RC4 encryption, with enforcement mode becoming mandatory for domain controllers in 2026.

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 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 ...

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 ...