Authentication log
Also called: auth log
Course: AP® Cybersecurity Shows up in: Unit 4: Securing Devices
A log that records every attempted login on a system, including the user, time, source and result.
Appears in the course and exam description (CED): 4.4.A.3
Why it matters in Unit 4
The main evidence for detecting online password attacks.
Example
A line showing a failed login for admin from an outside IP at 02:13.
Learn it properly, with a checkpoint 4.4 Detecting Attacks on Devices