What Does 256-Bit Encryption Mean?

256-bit encryption is a data/file encryption technique that uses a 256-bit key to encrypt and decrypt data or files.

Techopedia Explains 256-Bit Encryption

256-bit encryption is refers to the length of the encryption key used to encrypt a data stream or file. A hacker or cracker will require 2256 different combinations to break a 256-bit encrypted message, which is virtually impossible to be broken by even the fastest computers.