Problem: Getting 'Access Denied' just after typing username in putty.
Information: The above problem occurs because of the failure of GSSAPI authentication.
Information: The above problem occurs because of the failure of GSSAPI authentication.
What is GSSAPI?
Generic Security Services Application Program Interface(GSSAPI) is a ITEF standard for doing strong encrypted authentication in network based applications. OPENssh uses this API and the underlying kerberos 5 code to provide a alternative means of authentication other than ssh_keys.
Generic Security Services Application Program Interface(GSSAPI) is a ITEF standard for doing strong encrypted authentication in network based applications. OPENssh uses this API and the underlying kerberos 5 code to provide a alternative means of authentication other than ssh_keys.
The GSSAPI, by itself, does not provide any security. Instead, security service vendors provide GSSAPI implementations usually in the form of libraries installed with their security software.
Solution:
1. Open Putty.
Solution:
1. Open Putty.
2. Go to Connection->SSH->Auth->GSSAPI.
3. Uncheck the "Attempt GSSAPI authentication(SSH2-only)" option.
4. Save the session.
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| Putty: Access Denied Problem |
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