Document signing deprecation in XPS Viewer

Microsoft has deprecated the Document Signing functionality in XPS Viewer. This functionality relied upon the SHA-1 algorithm and is part of our overall effort to remove this algorithm from our products. This change impacts XPS Viewer on all supported versions of Windows. FAQ 1. I need to use thi...

SSL Certificate Signed Using SHA-1 Algorithm

The remote service uses an SSL certificate chain that has been signed with SHA-1, a cryptographically weak hashing algorithm. This signature algorithm is known to be vulnerable to collision attacks. An attacker can potentially exploit this to generate another certificate with the same digital...

SHA-1 Hash Collision Could Be Within Reach of Attackers By 2018

It’s been just a few days since NIST approved Keccak as the winner of the SHA-3 competition, and it likely will be some time before we begin seeing the new hash algorithm popping up in common products and services. However, some in the cryptography community say it may not be a bad idea to start...

LinkedIn Confirms Millions of Account Passwords Hacked

LinkedIn Confirms Millions of Account Passwords Hacked LinkedIn Wednesday confirmed that at least some passwords compromised in a major security breach correspond to LinkedIn accounts. Norweigan IT website Dagens IT first reported the breach, noting that "Two days ago a package on the 6.5 million...