DHS warns of two symmetric key authentication vulnerabilities in the NTP protocol that were patched this week. NTP, the much maligned protocol abused in a number of high volume DDoS attacks a year ago ...

For more than 10 years, SHA-1 authentication was used to protect intellectual property (IP) from counterfeiting and illegal copying. But now, as information processing has advanced, engineers want an ...

OpenSSH, the most popular utility for connecting to and managing remote servers, has announced today plans to drop support for its SHA-1 authentication scheme. The OpenSSH team cited security concerns ...

A new group of secure authenticators and a companion secure coprocessor/1-Wire® master implement SHA-256 authentication. This application note explains the general logistics of this SHA-256- based ...

The SHA-256 secure authenticators in this system support a challenge size of 256 bits and use a 256-bit secret. The secure authenticator in Figure 1 is a 1-Wire slave with a unique 64-bit ROM ID which ...