Tag Archives: ssh

Reverse-SSH-Tunnel: How to access a computer which has no static IP

In practice I regularly discovered situations where it would be advantageous to be able to access a locale computer which neither has a static IP nor configured DDNS. In general I see 3 possible solutions. Buy a static IP for that PC (cost money) Use DDNS (access to the router is serviceable) Use a reverse-ssh-tunnel […]

Check SSH-KEY Fingerprint

In theory the SSH-key fingerprint should be checked at the first communication with each machine. In practice it seems like many SSH-users didn’t even know how to to verify that they are connected with the correct machine (man-in-the-middle attack). When to check fingerprints When connecting to a server for the first time SSH shows you […]