Patrick Bogen sent the message below at 13:08 7/11/2006: >On 7/11/06, Dragon <[EMAIL PROTECTED]> wrote: >>Such "obfuscation" is virtually useless. It is a pretty trivial >>exercise to write a Perl program to collect e-mail addresses from >>such schemes (I could do it in a matter of less than an hour to cover >>all of the common variations). Same goes for all sorts of other >>schemes that try to hide the e-mail address. >> >>Since there is little that can be done to prevent a determined person >>from harvesting addresses and nothing that can be done to prevent >>spammers from sending, the best tactic that can be used today is a >>good bayesian spam filter. But that is only part of the solution, it >>also requires a conscientious administrator who is willing to take >>the time to train it on both ham and spam. > >FWIW, the mini-turing-test ideas seem fairly reasonable, if you build >in enough variations. >E.g.,: >[EMAIL PROTECTED] (remove fish) ---------------- End original message. ---------------------
But even those sort of schemes can be defeated fairly easily with a lookup table. Yeah, it takes somebody to set up the tables in the first place but after that, it is simply a matter of clever regular expression design. Dragon ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Venimus, Saltavimus, Bibimus (et naribus canium capti sumus) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ------------------------------------------------------ Mailman-Users mailing list Mailman-Users@python.org http://mail.python.org/mailman/listinfo/mailman-users Mailman FAQ: http://www.python.org/cgi-bin/faqw-mm.py Searchable Archives: http://www.mail-archive.com/mailman-users%40python.org/ Unsubscribe: http://mail.python.org/mailman/options/mailman-users/archive%40jab.org Security Policy: http://www.python.org/cgi-bin/faqw-mm.py?req=show&file=faq01.027.htp
