| Subject | English | Spanish |
| gen. | authentication certificate | certificado de autenticación |
| comp., MS | certificate authentication | autenticación de certificado (A form of IIS authentication in which IIS accepts client-certificates used to prove the client's identity. Using this form of authentication, IIS can optionally map a client certificate to a Windows user account by using an internal mapping table or Active Directory) |
| comp., MS | client authentication certificate | certificado de autenticación del cliente (In AD FS, a certificate that federation server proxies use to authenticate a client to the Federation Service) |
| gen. | off-line authentication certificate | certificado de autenticación fuera de línea |
| gen. | on-line authentication certificate | certificado de autenticación en línea |
| commun., IT | qualified certificate for website authentication | certificado cualificado de autenticación de sitio web |
| comp., MS | server authentication certificate | certificado de autenticación de servidor (In AD FS, a certificate that AD FS-enabled Web servers, federation servers, and federation server proxies use to secure Web services traffic for communication among themselves as well as with Web clients) |
| comp., MS | SSL client certificate mapping authentication | autenticación por asignación de certificados de clientes SSL (A method of authentication where certificates are used on the client and a mapping is made on the server (or possibly on the Active directory domain controller) to determine which client certificates should be allowed access to the site) |