MICROSOFT ON THURSDAY began to warn users that VeriSign erroneously issued two digital certificates to someone masquerading as a Microsoft representative in January, potentially giving the fraudulent ...

Once again, Microsoft Corp. has revoked a collection of what once were VeriSign Inc.’s digital certificates, another sign of how fragile that foundational digital ecosystem is. The action was ...

VeriSign moved to allay confusion on Thursday, after the expiration of some of its certificates that verified it as a certificate-issuing authority. Users have experienced problems when accessing ...

When VeriSign Inc. disclosed last week that it had issued two digital certificates to an individual who fraudulently claimed to be a Microsoft Corp. employee, the ...

VeriSign's issuing of bogus bona fides points to an apparent problem with its process for verifying the legitimate identity of applicants for digital certificates. VeriSign's certification practice ...

Security firm Kaspersky Lab Thursday said it’s identified a malicious program that appears to make use of a compromised Symantec VeriSign digital certificate issued to Conpavi AG, which is known to ...