Bitalo – Secure Bitcoin multi-signature wallets and exchange

GoCoin – Payment Gateway for Bitcoin and Litecoin Merchant Accounts


They Cracked This 250-Year-Old Code, and Found a Secret Society Inside

4 Simple Changes to Stop Online Tracking | Electronic Frontier Foundation

Bitcoin tip: TrueCrypt Hidden Volume

Heartbleed Explanation – xkcd

How the Bible and YouTube are fueling the next frontier of password cracking

Anatomy of a hack: How crackers ransack passwords

Best Bitcoin investment pitch in under 2 minutes by Marc Andreesen


The impossible Hamster and economic growth – All bitcoin private keys

Bitcoin QR Code Generator

Turkish citizens use Google to fight Twitter ban