I'm trying to connect SSH using Putty to my server but somehow I cannot connect and it comes with Access Denied error when I type in my username.
Is there something I need to do to fix this issue?
Ssh – Putty access denied
puttyssh
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Best Answer
Putty has GSSAPI enabled by default.
Turn it off if you are not using Kerberos (and chances are, you are not in your environment).
Explanation:
I dealt with a few weeks back with when a new administrator could not login to any ssh host with putty - even the one that I know should be working for him. It seems that with GSSAPI Auth enabled, Putty will attempt to login with non-existent kerberos credentials, which resulted in an immediate Access Denied message:
By way of comparison, here is me trying to login to a host that has the DenyUsers directive enabled (and without GSSAPI Auth enabled):