| Subject | English | Spanish |
| lab.law. | exchange of experience between key personnel | intercambio de experiencias en favor de los agentes de difusíon |
| comp., MS | Internet Key Exchange | Intercambio de claves por red (A protocol that establishes the security association and shared keys necessary for computers to communicate by using Internet Protocol security (IPsec)) |
| comp., MS | key exchange | intercambio de claves (Confidential exchange of secret keys online, which is commonly done with public key cryptography) |
| comp., MS | Microsoft Exchange Key Management Server | Servidor Administrador de claves de Microsoft Exchange (The Exchange computer on which the Key Management Service has been installed. There can be one Key Management Server per administrative group) |