Can't connect SSH

[gochocta]

last week I can connect
but today there are errors

Authentication failed. Remaining authentication methods: 'publickey, GSSAPI-keyex, GSSAPI-with-mic'.

 

[essellar]

You should never have had shell access on Free Hosting in the first place. If you were able to connect with SSH previously, it was due to a server misconfiguration.