Re: Theories on blocking OUTGOING spam

2011-08-24 Thread Per Jessen
Simon Loewenthal wrote: On 08/23/2011 04:37 PM, Per Jessen wrote: Matus UHLAR - fantomas wrote: * Marc Perkel supp...@junkemailfilter.com: Just sharing some ideas on blocking outbound spam. On 20.08.11 21:55, Patrick Ben Koetter wrote: - We require humans to use submission instead of smtp

Re: Theories on blocking OUTGOING spam

2011-08-24 Thread Matus UHLAR - fantomas
When we look at the SMTP session we MUST NOT log anything that leads back to the real person or lets us track the person down. If we log we use hashes to destroy a trackable connection. * Matus UHLAR - fantomas uh...@fantomas.sk: I thought that the EU requires providers to log the sender and

Re: Theories on blocking OUTGOING spam

2011-08-23 Thread Matus UHLAR - fantomas
* Marc Perkel supp...@junkemailfilter.com: Just sharing some ideas on blocking outbound spam. On 20.08.11 21:55, Patrick Ben Koetter wrote: - We require humans to use submission instead of smtp How do you (want to) enforce this? Or is it just contractual requirement? - German laws forbid

Re: Theories on blocking OUTGOING spam

2011-08-23 Thread Per Jessen
Matus UHLAR - fantomas wrote: * Marc Perkel supp...@junkemailfilter.com: Just sharing some ideas on blocking outbound spam. On 20.08.11 21:55, Patrick Ben Koetter wrote: - We require humans to use submission instead of smtp How do you (want to) enforce this? Or is it just contractual

Re: Theories on blocking OUTGOING spam

2011-08-23 Thread Patrick Ben Koetter
* Matus UHLAR - fantomas uh...@fantomas.sk: * Marc Perkel supp...@junkemailfilter.com: Just sharing some ideas on blocking outbound spam. On 20.08.11 21:55, Patrick Ben Koetter wrote: - We require humans to use submission instead of smtp How do you (want to) enforce this? Or is it just

Re: Theories on blocking OUTGOING spam

2011-08-23 Thread Simon Loewenthal
On 08/23/2011 04:37 PM, Per Jessen wrote: Matus UHLAR - fantomas wrote: * Marc Perkel supp...@junkemailfilter.com: Just sharing some ideas on blocking outbound spam. On 20.08.11 21:55, Patrick Ben Koetter wrote: - We require humans to use submission instead of smtp How do you (want to)

Re: Theories on blocking OUTGOING spam

2011-08-20 Thread Patrick Ben Koetter
* Marc Perkel supp...@junkemailfilter.com: Just sharing some ideas on blocking outbound spam. Maybe these ideas will make it to the big freemail companies because most of the spam that manages to get through my filters comes from AOL, Gmail, Yahoo, and Hotmail. I've found outbound spam

Re: Theories on blocking OUTGOING spam

2011-08-19 Thread Lawrence @ Rogers
On 16/08/2011 7:32 PM, Marc Perkel wrote: When email is coming fast from an account I start tracking the number of bad recipients and if the number of bad recipients is high it's probably spam. I also have restrictions on valid domains the from has to match, I look for URIBLs, high SA

Theories on blocking OUTGOING spam

2011-08-16 Thread Marc Perkel
Just sharing some ideas on blocking outbound spam. Maybe these ideas will make it to the big freemail companies because most of the spam that manages to get through my filters comes from AOL, Gmail, Yahoo, and Hotmail. I've found outbound spam filtering to be very different than inbound