Tag: remote host identification

Though this warning looks pretty much scary but the reason for this is very much simple and the solution as well.

Q. When did you get this error ?

A. The possible reasons for getting this error are:

  • You have re-installed you system and trying to ssh to the newly installed system.
  • You have assigned the IP address of one system to another system and trying to ssh.
  • You system is dual boot with different ssh keys in both flavors of linux.
  • You are using an IP for load balancing and trying to ssh to the same IP.
  • You generated new ssh keys for your system. (Read this article for the re-generation of the host keys: Generate SSH host keys)
  • Someone trying to do some nasty things, or you can say man-in-the-middle attack.

There could be lots of solution for this problem, which are explained below:

Read the complete article »