Mavis Batey MBE, codebreaker extraordinaire at Bletchley Park during World War II, died this week at the age of 92.
Batey's big breakthrough against the Italian military's Enigma encryption machine gives us an fascinating insight into how cryptanalysts think.
The security of web transactions is again in the spotlight as a pair of UK cryptographers take aim at TLS.
Like 2011's much-talked-about BEAST attack, it has a groovy name: Lucky Thirteen.
By popular request, here is a video explaining how to solve the cryptographic puzzle we published on our RSA 2012 conference T-shirt...
By popular request, here is a video explaining how to solve the Dragon Tattoo-themed puzzle we published earlier this week...
It's no good having mandatory data breach disclosure laws if all they teach us is to admit we had a breach. We also need to convey information of obvious practical value to all affected parties.
Three words. Promptness. Clarity. Openness.
Dear Diary, This afternoon I'm giving a guest lecture at the University of Sydney. It'll be a tough gig, but not just because it's at the end of the semester, doesn't affect the final course mark in any way, and Read more…