Port 464 is used by the Kerberos authentication system. Specifically, it is used for the kpasswd protocol, which allows users to change their Kerberos password.
Ports those registered with IANA are shown as official ports. The same port number may be unofficialy used by various services or applications. The official usage are listed separately below its usage may change from time to time.
Official
Port |
Protocol (TCP/UDP) |
Title |
Description |
Port Type |
Port 464 |
tcp |
kpasswd |
kpasswd |
WELL KNOWN PORT |
Port 464 |
udp |
kpasswd |
kpasswd |
WELL KNOWN PORT |
UnOfficial
Unofficialy or sometimes with conflict, the same port may be used by different applications.
Port | Protocol (TCP/UDP) | Description |