Cryptography (or cryptology) is the practice and study of hiding information. Modern cryptography intersects the disciplines of mathematics, physics, computer science, and electrical engineering. Applications of cryptography include ATM cards, computer passwords, and electronic commerce.

View Bruce Schneier's Blog - Bruce Schneier - Security Technologist

Or take a look at this article on a new development in cryptography - Quantum Cryptography

Please visit our discussion forum to view and contribute to our cryptography work.