Cryptography Groundhog Day — The Bleichenbacher Attack

In Groundhog Day, we repeated each day, and nothing actually changed. With the Bleichenbacker attack, we have a vulnerability that just won’t go away, and our systems are just as exposed as they were two decades ago. Luckily, if we drop support for TLS 1.2 and below, it will go ahead. But, before then, we are still exposed to a serious attack on a wide range of systems … in fact, any system that…