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.

Security researchers have discovered weaknesses that could be exploited to crack some types of encrypted Web communications. The flaw exists in the RC4 encryption algorithm that's often used to help ...

SSL/TLS encryption once again is being haunted by an outdated and weak feature long past its prime: a newly discovered attack exploits a weakness in the older, less secure RC4 encryption algorithm ...