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.

Although RC4 encryption should already be a thing of the past, it is still used sporadically today. Microsoft has now announced that it will remove Rivest Cipher 4 from Kerberos. This is intended to ...

この記事は会員限定です。会員登録すると全てご覧いただけます。 Microsoftは2025年12月3日（現地時間）、Kerberos認証において、暗号方式RC4（Rivest Cipher 4）を段階的に廃止する方針を公式ブログで明らかにした。 発表によれば、2026年半ばまでに「Windows Server 2008 ...

Microsoft is officially moving to shut the door on RC4 - a legacy cryptographic cipher that has quietly persisted inside Windows authentication environments for decades - and forcing organizations to ...

Sensor networks are expected to play an essential role in the upcoming age of pervasive computing. Due to their constraints in computation, memory, and power resources, their susceptibility to ...

In the Windows Release Health Message Center, Microsoft explains that the software fix for a security vulnerability in Kerberos initiates the hardening of Kerberos with RC4. The vulnerability itself ...