[exim] Re: heads-up: some spam bots started RCPT flooding

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Author: James
Date:  
To: exim-users
Subject: [exim] Re: heads-up: some spam bots started RCPT flooding
On 20/05/2023 10:12, Slavko via Exim-users wrote:
> It took action only after 10 recipients and when more than 50% from
> them fails...


I tried a ratio threshold but with low numbers the resulting ratios are
limited (0/2, 1/2, 2/2, 0/3, 1/3, 2/3, ...) and I realised dividing was
no better than allowing 2. I can see no reason why any sane user should
send 5 bad recipients (I know do all my users, your results may vary).

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