[tor-talk] IMAPS login errors

[Gerardus Hendricks]

On 2/9/14 12:11 AM, arnst at runbox.no wrote:
> I'm using IMAPS over Tor for email purposes.  Sporadically I get
> 'password incorrect' errors which usually go away when I click 'Retry'.
>   Is this some kind of MitM attack?

That's not enough information to judge.

Assuming the attacker doesn't have a valid certificate, Thunderbird 
would give you a certificate warning upon connection, not after sending 
any password.

It could as well be the legitimate IMAP server, plainly failing to 
authenticate you.