denyhosts: denyhosts (Scan ssh server logs and block hosts) denyhosts: denyhosts: DenyHosts is a script intended to help Linux system administrators denyhosts: thwart ssh server attacks. DenyHosts scans an ssh server log, denyhosts: updates /etc/hosts.deny after a configurable number of failed denyhosts: attempts from a rogue host is determined, and alerts the denyhosts: administrator of any suspicious logins. denyhosts: denyhosts: Compiled for Zenwalk