Homomorphic Encryption & What it Means for Blockchain

For those not familiar with cryptography, encryption, in its most basic sense, is a cryptographic equivalent of a lock and key. In a way similar to locking your valuables in a safe, encryption allows sensitive data to be protected. Once data has been encrypted, it’s converted to an unreadable, meaningless form that cannot be understood. Sounds convenient? The ‘key’ to this cryptographic safe is a string of numbers, characters and symbols which can be used to encrypt and/or decr