Tag: SSH

WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! (SOLVED)

Posted by Alex On October 8, 2024

Contents SSH remote host ID has changed How to check that there is no man-in-the-middle attack on SSH, and the host ID was changed for legal reasons Changing the SSH host fingerprint does not affect authentication in any way How to fix the error “WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!” Fixing “WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!” with ssh-keygen How...

How to check IP history for SSH sessions

Posted by Alex On October 15, 2021

How to list IP history of SSH sessions If a Linux server has been hacked, it becomes necessary to collect information, for example, to get the time and IP addresses of the last SSH sessions. This can help not only identify the source of the danger, but also, for example, answer the question: was the SSH password brute-forced (or the...

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