| Subject | English | French |
| comp., MS | symmetric key | clé symétrique (The cryptographic key used to both encrypt and decrypt protected content during publishing and consumption) |
| gen. | symmetric key cipher | système cryptographique à clé secrète |
| gen. | symmetric key cipher | système cryptographique symétrique |
| comp., MS | symmetric-key cryptography | chiffrement par clé symétrique (A type of cryptography that uses symmetric keys to provide confidentiality) |