karsten bräckelmann qmitxmehrudersportde wed 20080220 1426 1300 michael hutchinson wrote youll lucky catch anything phrase matching theyre simple design spam messages much like downlooadable sooftware ones used get program theres much looks like spam messages true posted meta rule doesnt even look body earlier also uris arguably could considered phrase matching personally dont cause dont even care content advertising phrases sniper annoying abused domains quite characteristic html markup fact stupid spammer uses lowercase single word subjects exclusively makes identifiable without matching phrases almost constant length multipartrelated mime parts overall structure 2 blobs gives another hint score true plus various blacklists identifying sending machines zombies mx handing ip enduser intended guenther char t10pse0r0dtu0ghnox4exc8x79xf4xabx51x8ax10xf4xf4xc4 main char hmhtxt2hcilxs0 i0i1tsh putchartshms0 thu 07 aug 2008 102116 0100 suggestions block spam