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 ...

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 ...

A Microsoft update that will disable the compromised RC4 stream cipher on Windows systems was released on Tuesday. The update is described in Security Advisory 2868725, but it seems to have gone ...

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 ...

A fresh warning concerning the use of RC4 to support secure communication channels online has been issued after researchers were able to exploit the protocol to decrypt user data in mere hours.

The Mozilla Foundation will join fellow browser makers Microsoft and Google to disable the weak RC4 cipher in the upcoming 4.4 version of its Firefox web browser. RC4 was created by Ron Rivest, one of ...