Geek Speak: ACK

Geek Speak: ACK
Photo by Ilyass SEDDOUG / Unsplash

Meaning

Acknowledge

Usage

ACK

Origin

When two computers initiate a network connection they start by performing a TCP "handshake" to ensure a reliable connect. The handshake uses a combination of two flags (SYN and ACK).

SYN is short for synchronize

ACK is short for acknowledge