Category Archives: TSL Server

Let’s Encrypt Revoking 3 Million TLS Certificates Issued Incorrectly Due to a Bug

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The most popular free certificate signing authority Let’s Encrypt is going to revoke more than 3 million TLS certificates within the next 24 hours that may have been issued wrongfully due to a bug in its Certificate Authority software.

The bug, which … Continue reading Let’s Encrypt Revoking 3 Million TLS Certificates Issued Incorrectly Due to a Bug→

ROBOT Attack: 19-Year-Old Bleichenbacher Attack On Encrypted Web Reintroduced

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A 19-year-old vulnerability has been re-discovered in the RSA implementation from at least 8 different vendors—including F5, Citrix, and Cisco—that can give man-in-the-middle attackers access to encrypted messages.

Dubbed ROBOT (Return of Bleichenbach… Continue reading ROBOT Attack: 19-Year-Old Bleichenbacher Attack On Encrypted Web Reintroduced→