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CompTIA Security+ SY0-701 Practice Question

Which type of encryption uses a single key to both encrypt and decrypt data?

Key escrow encryption
Symmetric encryption
Asymmetric encryption
Public key encryption

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Answer Description

Symmetric encryption uses the same secret key for both encryption and decryption. It is typically faster than its counterpart, asymmetric encryption, which uses a pair of keys (a public and a private key) for encrypting and decrypting data, respectively.

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CompTIA Security+ SY0-701

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