spam: new way made it through anti-spam filters

Posted by coldtobi | 22 Jun, 2007, 22:38

Yesterday I got a new class of spam:

No the guys are trying to though my spamassassin with a new trick. The message is not attached anymore "in plain text" or inlined as image, instead it is attached as a pdf-file.

The message in the pdf, of course, has not change. Get rich easisily, you can only win, all others are dumb, you too, if you do not buy. (Off course, you know how these stock-spam-scheme works: If not, see here.

But the idea with the pdf is innovtive. It passed my filter, and now I'm blogging about it. Well, there is another detail is interesting, if it is correct.

 

 Wow, 10k€. Seems that AdWords is less expensive than spamming these days.

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FON: Yesterdays' Experiment. Followup

Posted by coldtobi | 20 Jun, 2007, 11:17

Just a quick followup:

Today, roughly 12 hours after my experiment, I checked the offical log of my Acces Point, at my personal page @ fon. It's empty. So my 15-minute-surfing-experiment was completly anonymous. My log is empty. Completly empty. See yourself:

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FON has security problems with their 15 minutes for 30 seconds promotion

Posted by coldtobi | 19 Jun, 2007, 19:16

FON 15 min for free

The above Logo/Image is used by fon advertising the 15-minutes-for-30-seconds campaign. Screenshot taken by me, as doing the experiment. Author is, of course, fon.com. To get the free 15 minutes, one has to click the logo.

I've subscribed a RSS-Fead to the fon blog. This is way I stumpled apon this comments: A user noticed, that on his hotspot were several people with obviously automated generated logins. The other comment tells, that he knows, that the email addresses entered into for the 15-minuts trial weren't checked. FON admitted that. They that they have some other protectition active, but in the same contextthey use "security by obscurity". So no way to tell, how they work, if they work or if they are efficient. 

Well, this is really hot stuff. Anonymous access to your hot spot. A bad minded guy can bring you in  real trouble, even in only 15 minutes. But if FON'd really care ... well, this is my very own personal opionion.

To verify, we'll do an experiment. In this I'll show, that it is true, that they do not verify user data, and that you can easily bypass the 15 minutes limit:

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Was ist los mit xxx.de.vu? [Updated]

Posted by coldtobi | 18 Jun, 2007, 10:07

Für ein Familienmitglied habe ich vor kurzen ein kleines Webprojekt betreut, das unter ".de.vu" als Weiterleitung funktioniert.

Nun hat das alles ganz gut funktioniert, nur seit kurzen wird der Wunsch nach Werbefreiheit seitens .de.vu misachtet, obwohl sie immer noch ganz gross auf ihrer Frontpage verkünden: 

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Linux klonen mit rsync

Posted by coldtobi | 17 Jun, 2007, 12:28

Ich habe mir  eine neue -- größere, schnellere, etc -- SATA-Platte geleistet.

Nun ist das bei einem anständigen Betriebsystem kein Grund, dass man dasselbe neu installieren muss. 

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Manche Firmen lernen es nie (oder WGA nach Hause telefonieren)

Posted by coldtobi | 16 Jun, 2007, 22:31

Abundzu brauche ich halt mein Windows noch. Nur aus diesem Grund -- ich hab da immerhin einen Ruf zu verlieren -- wirklich nur aus diesem Grund ist es noch auf der Platte. 

Auf jeden Fall habe ich vorher mal beschlossen -- da ja mal wieder Patchday war -- zu sehen, was ich meinen Windows gutes tun kann. Also kurz Debian suspendet, und Windows XP gebootet, und dann den IE geladen, zwecks Windows update.

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FON and the wind

Posted by coldtobi | 12 Jun, 2007, 18:39

FON (www.fon.com) recenetly changed it mind. Up to yesterday, you had to be linus or pay for free internet access abroad. "Bills", the members decided to make money out of the sharing, would also have to pay for access out of his own hotspot.

But these days are gone. Now, even Bills can get internet for free. They also encourage Linuses to change their profiles to Bills. 

Well, there is at least one question which arose instantly: Why is FON doing this?  

Read on for some speculations and why to be cautionous.

 (just a disclaimer: the article is also placed in "my two cent" on purpose , therefore representing my very own opinon. Everyone of another opionin is invited to either mail me the opionion or post a comments. Comments must pass the anti-spam measures.)

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