Install logcheck by entering the following commands in the terminal:
sudo apt update sudo apt install logcheck
Description:
mails anomalies in the system logfiles to the administrator
Logcheck helps spot problems and security violations in your logfiles automatically and will send the results to you in e-mail. . Logcheck was part of the Abacus Project of security tools, but this version has been rewritten.
Homepage: http://logcheck.alioth.debian.org/
Version: 1.3.18
Section: admin