TFTP
Trivial File Transfer Protocol: a tiny, unauthenticated file transfer protocol used mainly to send boot files over a local network.
In more detail
It runs over UDP port 69 with no login and no encryption. Network boot uses it to fetch the boot loader; anywhere else it should be disabled.
Related terms
- PXE — Preboot Execution Environment: firmware that boots a machine over the network instead of from a local disk.
Taught in
- Four Minutes To Boot: Firmware, GRUB, Kernel And Targets — CompTIA Linux+ (XK0-006) Exam Prep
- Root Over SSH From Anywhere: Keys, sshd, setuid Files And Attributes — CompTIA Linux+ (XK0-006) Exam Prep
- Patched On Paper: Missing Updates, Broken Chains, Old Protocols And Open Doors — CompTIA Linux+ (XK0-006) Exam Prep