ApacheGuacamole is aclientlessremote desktopgateway. Itsupportsstandardprotocols likeVNC, RDP, andSSH. We callit clientlessbecause noplugins orclient softwareare required. Thanks toHTML5, onceGuacamole isinstalled on aserver, all youneed to accessyour desktopsis a webbrowser.
pam_ihosts is aPAM module thatcan allow/denylogin on thebasis of IPaddress, MACaddress or thecountry-code/registrarassociated withan IP. It usesthe allocatedip-range filesthat aredownloadablefrom RegionalInternetRegistries. pam_ihosts canalso check inwhitelist/blacklistfiles and inDNSwhitelists/blacklists.