Whitfield Diffie and Martin Hellman were jointly awarded the 2015 ACM A.M. Turing Award today. Their 1976 paper, New Directions in Cryptography, essentially created asymmetric cryptography. Today, asymmetric cryptography secures our online communications—from PGP-secured texts, emails, and files, to TLS and SSL-secured websites (including this one). So how does asymmetric cryptography work, and how is the Diffie-Hellman key…
Essays
Do Nuclear Reactors Lower Housing Prices?
The Perceived Risk of Nuclear Power Does risk play a factor in the housing market? Obviously it does—if it didn’t, Detroit wouldn’t be in trouble right now, prices in high-crime areas would be the same as everywhere else, and we’d have subdivisions built on top of active volcanoes (at least in places other than Hawaii). …