Archive for the ‘SPAM’ Category

Dealing with spammers

Thursday, November 27th, 2008

So I receive very little spam generally. In fact, most of my spam are from suppliers that don’t seem to be able to differentiate between “I want to receive your emails regarding quotes and invoices and stock availability on orders but I don’t want to know about your specials twice a day.”, so on the odd occasion that I receive real SPAM, I’m pissed. Very pissed.

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Ahead of the spammers – for once.

Friday, November 7th, 2008

The Tuks Linux User Group has had a an excellent track record in the past. We had some problems on the Wiki with SPAM just after the Wiki got put up, and then some problems with spam bots on the forums. The general solution to these problems is CAPTCHAs. Those of you familiar with phpbb will know it’s useless.

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Collecting a SPAM corpus

Wednesday, October 8th, 2008

One of my employees pointed me at 10 Minute Mail again today. A quick discussion of the concept sparked a few ideas …

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Dynamically building a DUL

Sunday, August 10th, 2008

A dial-up-list (DUL) is simply a list of network ranges that is assigned to dial-up users. In a previous post I discussed building such a DUL purely from whois information. This turned out to be a horrific failure as there is no common, usable, standard with regards to the information in the information returned by whois.

Whilst browsing the mail logs looking for where the newest spam flood was coming from another idea presented itself …

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