Re: Invalid pubkey Error

[Anderson Sasaki <ansasaki@xxxxxxxxxx>]

----- Original Message -----
> From: "Bruno Buzzi Brassesco" <bruno.brasesco@xxxxxxxxx>
> To: libssh@xxxxxxxxxx
> Sent: Monday, July 27, 2020 3:10:00 PM
> Subject: Invalid pubkey Error
> 
> Hi,

Hello,

> 
> Can anyone point out some causes for a "Invalid pubkey" error message ?
> 
> In the code is the following line:
>     if (pubkey == NULL || !ssh_key_is_public(pubkey)) {
>         ssh_set_error(session, SSH_FATAL, "Invalid pubkey");
>         return SSH_AUTH_ERROR;
>     }
> 
> What does valid mean ?
> 1) The key is not a valid key
> ) The key is ok but is not in the list of accepted keys of remote server

In that code snippet, either you pubkey is a NULL pointer or the key is not a public key. It has nothing to do with the list of accepted keys.

I recommend checking the code you used to get the "pubkey": either it failed or you are dealing with a private key.

Regards,
Anderson