http://en.wikipedia.org/wiki/Homomorphic_encryption http://en.wikipedia.org/wiki/Homomorphic_encryption Basically encryption dchemes that allow operations to b

http://en.wikipedia.org/wiki/Homomorphic_encryption http://en.wikipedia.org/wiki/Homomorphic_encryption Basically encryption dchemes that allow operations to be done on the ciphertext that give a result that can be decrypted and is correct plaintext.