Tag Archives: elliptic curve digital signature algorithm

YubiKeys are vulnerable to cloning attacks thanks to newly discovered side channel

reader comments 118 The YubiKey 5, the most widely used hardware token for two-factor authentication based on the FIDO standard, contains a cryptographic flaw that makes the finger-size device vulnerable to cloning when an attacker gains temporary physical access to it, researchers said Tuesday. The cryptographic flaw, known as a side channel, resides in a… Read More »