![]() ![]() Symmetric-key encryption is quicker than asymmetric encryption, but before decryption can take place, it requires the sender to exchange the encryption key with the recipient. A private, unshared key that must remain protected decrypts the data. Asymmetric encryption, sometimes referred to as public-key encryption or public-key cryptography, uses two keys for encryption and decryption. ![]() ![]() In symmetric encryption, a single, private password both encrypts and decrypts data. There are two main kinds of data encryption: symmetric encryption and asymmetric encryption. ![]()
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