What is Symmetric Cryptography?

Encryption system that uses the same key for encryption and decryption. This key must be kept secret. (Source: Glossary of Election Terms, U.S. Election Assistance Commission (EAC))

How is Symmetric Cryptography defined by NICCS Glossary?

A branch of cryptography in which a cryptographic system or algorithms use the same secret key (a shared secret key). (Source: NICCS Glossary)

Defined term

Symmetric Cryptography

Symmetric Cryptography: Encryption system that uses the same key for encryption and decryption.

Also known as: secret key cryptography

Alternative names:

secret key cryptography

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Cybersecurity

Definition Sources Related terms

Definition

Encryption system that uses the same key for encryption and decryption. This key must be kept secret.

Alternative Definitions

Definition 2: A branch of cryptography in which a cryptographic system or algorithms use the same secret key (a shared secret key).
Source: NICCS GlossaryType: standard