Crossfire Mailing List Archive
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Re: [CF:1340] Problems with mailing list

On Thu, Jun 22, 2000 at 02:02:24PM -0500, Bob Tanner wrote:
> Reply-To can be forged, so this 'silly' software sends email to whatever
> address you subscribed to the mailing list.

Well, the last time I had to deal with such mailing lists
(unsubscribing after my From: had changed from to I just forged the From: header.  This isn't even
security by obscurity, because it's not obscure - it's obvious that you
only need to supply a properly forged From: header to bypass such silly

There are already solutions used that really solve the problem:
Sending a confirmation email or requiring a password.