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| English | Luxembourgish |
| Private Communication Technology | PCT-Protokoll (A proposed protocol standard that supports authentication and encryption to secure privacy in Internet communications. PCT is similar to the Secure Sockets Layer (SSL) protocol) |
| virtual private network | virtuelle private Reseau (The extension of a private network that encompasses encapsulated, encrypted, and authenticated links across shared or public networks. VPN connections typically provide remote access and router-to-router connections to private networks over the Internet) |