Author: Always Learning Date: To: Exim CC: Lena Subject: Re: [exim] Sending limit per day for Authenticated (LOGIN
AUTH)users
On Sat, 2012-11-17 at 16:42 +0200, Lena@??? wrote:
> Simple ratelimits are better than nothing but constrain honest users
> while still allowing spam to trickle through,
> your relays still end up in blacklists.
> Each relay needs automatic detection and blocking of compromised accounts
> (stolen passwords). I implemented Andrew Hearn's idea
> to check not rate of messages or all recipients, but
> rate of attempts to send to nonexistent recipient email addresses.
