By mid-2026, Windows domain controllers will default to allowing only AES-SHA1, with RC4 disabled unless administrators explicitly re-enable it. Microsoft says eliminating RC4 proved complicated due ...

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 ...

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Last year, Microsoft announced end-of-support for the RC4 stream cipher in 2016 for its Edge browser, as well as Internet Explorer 11. Earlier this year, the company reiterated that it would soon ...

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 ...

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 ...

Google and Mozilla today announced they’ve settled on a timeframe to permanently deprecate the shaky RC4 encryption algorithm. Google, Microsoft and Mozilla today announced they’ve settled on a ...

Microsoft announced today that it really is ending RC4 support in its Edge and Internet Explorer 11 browsers. It might be thought that RC4, a stream cipher used in client-server communications that's ...

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.

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.

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More Microsoft today announced that its browsers will stop supporting the RC4 ...

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 ...