What Does Encryption Key Mean?
An encryption key is a random string of bits created explicitly for scrambling and unscrambling data. Encryption keys are designed with algorithms intended to ensure that every key is unpredictable and unique.
Techopedia Explains Encryption Key
Encryption is a type of security that converts data, programs, images or other information into unreadable cipher. This is done by using a collection of complex algorithms to the original content meant for encryption.