| Subject | English | Spanish |
| fin., IT | key enciphering key pair | clave doble de cifrado de claves |
| comp., MS | key pair | par de claves (A private key and its related public key) |
| gen. | key pair | pareja de claves |
| comp., MS | key-value pair | par clave-valor (A set of data items that contains a unique identifier, called a key, and a value that is the actual data for the key) |
| fin., IT | notarizing key pair | clave doble de notarización |