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 RC4 and SHA-1 algorithms have taken a lot of hits in recent years, with new attacks popping up on a regular basis. Many security experts and cryptographers have been recommending that vendors ...

Microsoft has warned developers to stop using the RC4 and SHA-1 algorithms. The algorithms have been a source of attacks lately and many have suggested phasing them out, now Redmond has wade in ...

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.

Microsoft issued advisories informing users they can now disable RC4 in .NET, in addition to additional credential protection for Windows and that it had revoked digital signatures for four UEFI ...

Despite claims that the problem lies in how Microsoft implements Kerberos in Windows, standard best practices and hardening rules can stop Golden Ticket and Pass-the-Hash attacks It’s hard enough ...

The National Institute of Standards and Technology, the federal agency responsible for defining security standards and practices for the government, plans to issue new guidelines pertaining to ...

A proprietary algorithm developed by RSA Data Security, Inc., RC2 is an alternative to DES. The algorithm expands a single message by up to 8 bytes. RC2 is a block cipher that encrypts data in blocks ...

An interesting question that caught my attention dropped into my Hardware 2.0 mailbox over the weekend. "The more I use my iPhone, the more I feel like I'm sending and receiving a lot of important -- ...