How To: Netcat – Check for open ports with the command line
root
Kitty Port-checking When troubleshooting a network integration or any other connection issue in Linux, step one is usually a matter of checking to see if the network port on the…
Protocols
Secure SHell (ssh), authenticate users with RSA-keys
If you’re like me, you probably pop up one or more ssh-sessions a few times a day. Along with an occasional scp or sftp transfer. And against your better judgment,…
How To: Avoid password theft, Faceraping, Email hijacks etc. On public networks
Has your email been blacklisted? Does your forum-posts suddenly contain nothing but kittens? Did your relationship status become same-sex over night? Well, physical access to your box may be the…
Tunnel HTTP traffic encrypted, using Polipo and SSH
SSH can be used to do allot of great things. Login remotely, transfer files with scp and run single commands for a quick fix. All encrypted! Another great and well-known…
How To: Send and receive files with Ncat (formerly NetCat)
As with any application in Linux, piping the output from an application to a logfile or perhaps another application. Can sometimes clarify what is going on. It would be even…