red team

Personnel involved in cybersecurity readiness that are experts in attacking systems. Red team members emulate the techniques used by potential attackers. Compare with blue team, purple team, white team, and capture the flag.

File Transfer Protocol Secure

An extension of FTP that uses SSL to encrypt FTP traffic. Some implementations of FTPS use TCP ports 989 and 990.

TACACS+

Terminal Access Controller Access-Control System+. Provides central authentication for remote access clients and used as an alternative to RADIUS. TACACS+ uses TCP port 49. It encrypts the entire authentication process, compared with the default RADIUS, which only encrypts the password. It uses multiple challenges and responses. Compare with RADIUS.

ARP poisoning

An attack that misleads systems about the actual MAC address of a system. ARP poisoning attacks can redirect traffic through an attacker’s system by sending false MAC address updates.