Published at LXer:
Exposing a system to the Internet means that you’ll soon (within hours) experience login attempts from random locations, from people you don’t know and from those with unclear motivations. DenyHosts is an SSH security tool in the form of a python script that helps prevent brute force and dictionary-based attacks against your systems. On my home system, I have at least one such attempt added to my /etc/hosts.deny file per day. I use DenyHosts to maintain that stealth watch over my insignificant system here in my dusty little corner of the Internet that I call home.
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