Decryption is the process of converting ciphertext back into plaintext using the appropriate decryption algorithm and the correct private key.
Cryptography: The practice of securing communication by converting information into a form unreadable by unauthorized individuals and vice versa.
Symmetric Key Encryption: An encryption method where both the sender and receiver use the same key to encrypt and decrypt messages.
Brute Force Attack: An attempt to discover a secret (such as a private key) by trying all possible combinations until the correct one is found.