9 Jan
2012
9 Jan
'12
11:14 p.m.
On 01/09/12 2:39 PM, m.roth@5-cent.us wrote:
I've argued before that blocks should be by source - actual source, the oldest "Received-From", not from the last mailer.
Those are far too easily forged, and in fact a majority of spam has forged Recieved headers, you can only trust the one YOUR mail server puts on or a chain from the latest back as far as you see trusted servers. Also, by the time you've read the header, its too late to reject the connection.
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john r pierce N 37, W 122
santa cruz ca mid-left coast