The world of public key cryptography and explore the inner workings of the RSA encryption algorithm, one of the most widely used methods for securing online communications. By the end of this ...

RSA Security Inc. unexpectedly released the widely used RSA public-key encryption algorithm into the public domain ahead of this week's expiration of the patent on the algorithm -- a move that's ...

RSA Security says it has released its public key encryption algorithm into the public domain, waiving its patent rights.

The RSA encryption algorithm uses a system of public and private keys to encrypt and decrypt messages. The public key is calculated by multiplying two very large prime numbers.

Internet security firm RSA warns customers not to use a community-developed encryption algorithm after fears it can be unlocked by the US National Security Agency.