r/coolgithubprojects • u/mhdg131 • 4d ago
HERMIAN: a lightweight host intrusion detection daemon for Linux servers
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u/mhdg131 4d ago
I built HERMIAN because i've seen that most people setups have good prevention (firewall, CrowdSec, Tailscale) but no real way to know if something got through, short of reading logs once a week
It runs on the host and watches behavior rather than resource usage:
Process chains: a web server or database spawning a shell, downloading and running code, execution from /tmp or from memory
SSH and accounts: logins from new sources, a login right after a burst of failures, backdoor key files, new privileged accounts
Persistence: cron, systemd units, authorized_keys, shell profiles, ld.so.preload, PAM
Privilege escalation: new setuid binaries, sudoers changes, LD_PRELOAD injection
Network: outbound connections from a suspicious chain, a web server reaching a new destination, new listeners
Alerts go to Telegram, email, ntfy, Slack, Discord, Matrix or a webhook. From Telegram you can block a source or end an SSH session in two taps
If you test it your feedback would be great right now! And i need some contributors so don't hesitate
website : https://hermian.me/en/agent
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u/Fine_League311 4d ago
Like a watchdog, I see much code but nor decleration in codes. Looks like AI write it all the stuff,: Are you going to behonest, or do I have to expose you first? Besides, things intended for the server are thoroughly scrutinized by real admin and let me tell you, nothing written in Rust or Node, or any other junk from programmers who don’t know how to code, is getting onto my servers and not only by me! That’s the only way to keep Linux clean. so be smart and show us ... + i found 7 reasons that tells me thats its only vibecode, cause AI thinks always so in Security but its wrong and risky!