| Subject | English | Icelandic |
| comp., MS | Secure/Multipurpose Internet Mail Extensions | S/MIME, Öruggir/fjölnota nafnaukar fyrir internet-póst (An Internet e-mail security-oriented protocol that adds public key encryption and support for digital signatures to the widely used MIME e-mail protocol) |
| comp., MS | secure note | öruggur minnismiði (Any information (e.g. account numbers, sensitive data, etc) with a title and some free-form text that can be stored in a secure manner in a personal vault) |
| comp., MS | Secure Sockets Layer | SSL (The protocol that improves the security of data communication by using a combination of data encryption, digital certificates, and public key cryptography. SSL enables authentication and increases data integrity and privacy over networks. SSL does not provide authorization or nonrepudiation) |