Wed Jul 20 01:36:17 GMT 2022 securityBuilt-in checksum tool "cksum" - https://www.freecodecamp.org[..]inux-how-to-check-if-two-files-are-same/ Disable root password - http://www.debianadmin.com[..]le-and-disable-ubuntu-root-password.html How can we fine tune permission more than chmod - http://man-wiki.net/index.php/3:cap_from_text 1. From a shell account on a Unix box behind the firewalled network do this: ssh -N -R 3389:localhost:22 [email protected] 2. Leave work and go home. From a shell account on remote-unix-box.net do this: ssh 127.0.0.1 -p 3389 http://16systems.com/acls.txt (google search) (amazon search) second |