Protocols
43 acronyms in this category, in plain English.
- 802.1X IEEE 802.1X Port-Based Network Access Control
- ACME Automatic Certificate Management Environment
- CAA Certification Authority Authorization
- CHAP Challenge-Handshake Authentication Protocol
- DANE DNS-based Authentication of Named Entities
- DKIM DomainKeys Identified Mail
- DMARC Domain-based Message Authentication, Reporting, and Conformance
- DNS Domain Name System
- DNSSEC Domain Name System Security Extensions
- DoH DNS over HTTPS
- DoT DNS over TLS
- DTLS Datagram Transport Layer Security
- EAP Extensible Authentication Protocol
- EAP-TLS Extensible Authentication Protocol - Transport Layer Security
- ESP Encapsulating Security Payload
- FTP File Transfer Protocol
- FTPS File Transfer Protocol Secure
- HTTPS Hypertext Transfer Protocol Secure
- IKE Internet Key Exchange
- IPsec Internet Protocol Security
- L2TP Layer 2 Tunneling Protocol
- LDAPS Lightweight Directory Access Protocol over SSL/TLS
- MTA-STS Mail Transfer Agent Strict Transport Security
- NTP Network Time Protocol
- NTS Network Time Security
- PPTP Point-to-Point Tunneling Protocol
- RADIUS Remote Authentication Dial-In User Service
- SCEP Simple Certificate Enrollment Protocol
- SCRAM Salted Challenge Response Authentication Mechanism
- SFTP SSH File Transfer Protocol
- S/MIME Secure/Multipurpose Internet Mail Extensions
- SMTP Simple Mail Transfer Protocol
- SNI Server Name Indication
- SNMP Simple Network Management Protocol
- SPF Sender Policy Framework
- SSH Secure Shell
- SSL Secure Sockets Layer
- STARTTLS Start Transport Layer Security
- TACACS+ Terminal Access Controller Access-Control System Plus
- TLS Transport Layer Security
- WEP Wired Equivalent Privacy
- WPA2 Wi-Fi Protected Access 2
- WPA3 Wi-Fi Protected Access 3