Defined
- Integrity
- IAS
- IPsec
- Kerberos
- KDC
- Key pair
- LDAP
- LEAP
- MIB
- MAC
- MD5
- MS-CHAP
- Multifactor Authentication
- NAS
- NCP
- NTP
- Nonrepudiation
- OpenSSH
- PAP
- Plaintext
- PPP
- PEAP
- SSL
- SNMP
- Single Sign-on
- Stream Cipher
- Symmetric-key Algorithm
- TACACS+-
- TGT
- TLS-
- Tunnel
- Two-factor Authorization