For those among you who have read my previous SemiWiki articles, you will no doubt see a theme: the security of our connected world is badly broken, and for the bad guys, violating our online lives – both business and personal – is as easy as taking candy from the proverbial baby.… Read More
Tag: diffie-hellman
Getting up close and personal with symmetric session key exchange
In today’s world, the three pillars of security are confidentiality, integrity (of the data), and authentication (i.e. “C.I.A.”). Fortunately, Atmel CryptoAuthentication crypto engines with secure key storage can be used in systems to provide all three of these.
Focusing on the confidentiality pillar, in a symmetric system… Read More
ECDH Key Exchange is Practical Magic
What if you and I want to exchange encrypted messages? It seems like something that will increasingly be desired given all the NSA/Snowden revelations and all the other snooping shenanigans. The joke going around is that the motto of the NSA is really “Yes We Scan,” which sort of sums it up.
Encryption is essentially scrambling a … Read More