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devnulli/EvlWatcher: a "fail2ban" style modular log ... - GitHub

Because EVLWatcher uses automation (simulated mouse clicks), many antivirus engines, including Windows Defender, may flag it as a “potential unwanted program” (PUP) or “hacktool.” This is a .

: When a threshold is met (e.g., 5 failed attempts in 2 minutes), it creates a firewall rule to ban the IP for a set period, typically 2 hours.

Installing EvlWatcher is straightforward and typically follows an "install-and-forget" philosophy.

evlwatcher --watch /var/log/syslog --alert "ERROR|FAIL"

Once you have completed your , setting it up is straightforward. Here is a step-by-step guide to getting it running on your server or PC.

Proceed with caution. Many enterprise IT departments disable the use of automation tools like AutoHotkey or EVLWatcher for security compliance. If you work in a regulated industry (finance, healthcare, government), check with your IT team before using EVLWatcher.

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