[HCoop-Help] Spam mail originating from me

[Adam Chlipala]

Alok G. Singh wrote:
> In the past week I have noticed some spam mail ostensibly sent by me
> (alephnull at hcoop.net) to myself. Today I received an automated
> whitelisting request from Adam Megacz and the subject line is clearly
> spam. 
>
> I am not entirely sure how this is happening. As it happens, I do not
> use the hcoop.net SMTP service at all though I do use a .forward file to
> forward my mail to gmail.
>   

SMTP involves no authentication of "From" headers, so there's not much 
you or HCoop can do about this.  Some standards for authenticating 
e-mail addresses have been proposed, but they're far from universal 
deployment.