From the monthly archives:

February 2007

Remembering Incheon

by Benson Wong

We’re on the last hour of our 24 hour layover here in Korea. There are a few things that I will always remember about my short stay in Korea. Starcraft TV rules. I’m serious, there is a channel that was airing around the clock Starcraft 1 on 1 matches. In North America we have professional [...]

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Malaysian Vacation Update

by Benson Wong

I’ve completely lost track of what time it is. I’m writing this in the business center of the tranfer hotel in the Incheon Airport in South Korea. It has been a long, I don’t know, 16 hours. I feel like I haven’t slept in about 2 days (I haven’t). Our morning started out by waiting [...]

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Most Effective Spam Header Filtering Rules

by Benson Wong

Tonight I did some analysis on the effectiveness of PTR blocking and the results are interesting. I exported the spam messages blocked in the past 24 hours by our Barracuda and did an analysis of the most effective PTR blocking regular expressions. I wrote about PTR filtering here and this is follow up to how [...]

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Configuring FreeBSD to Relay Email Through Your ISP

by Benson Wong

With the increase of blocking of spam from dynamic hosts, this is for the FreeBSD users who need to relay all email through their ISP. Go to /etc/mail Edit `hostname`.mc Uncomment the: define(`SMART_HOST’, `your.isp.mail.server’) line Replace `your.isp.mail.server’ with the correct value sudo make install sudo sh /etc/rc.sendmail restart done! To test this: mail youremail@address.com tail [...]

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