Microsoft patched serious vulnerabilities Tuesday in Windows, Internet Explorer and Office, but also urged customers to stop using the aging RC4 cipher and SHA-1 hashing function in their systems and ...

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 ...

When used properly, cryptography will impede even the most capable of attackers. One of the keys to using it properly is to implement and even to require the use of the latest crypto standards. On ...

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.

Google Apps customers who still rely on SSLv3 or RC4 need to update to TLS or face the prospect of no longer being able to send out mail Mark your calendars: Google will disable support for the RC4 ...