Security and the Net

News and opinions about security, the internet and more

Entries Tagged ‘spam’

IPv6: downsides of a larger address space

With the increasing uptake of the new IPv6 internet protocol, people are starting to notice some of the downsides of the larger amount of IP addresses that will become available. An excellent example are the MTU issues Geoff Huston wrote about earlier this year, and as IPv6 adoption increases more problems are likely to appear. […]

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Gmail also hit by incorrect malware list

After receiving some reports of mail incorrectly flagged as spam or phishing attempts, Google has confirmed that the problem with their malware list also caused mail to Gmail accounts to be marked as spam:

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Prediction for 2009: more phishing and spam via online services

Graham Cluley warns people about a new wave of phishing attempts being sent via Google Calendar. These are legitimate mails, receiving via Google Calendar, from Google’s mailservers, looking just like a real invitation for a meeting or party. In fact, it is just that. A phisher creates a fake Gmail account, sets up a meeting […]

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Microsoft gets 5th place in Spamhaus worst networks list

Microsoft has risen to the top 5 of Spamhaus’s worst networks list; even though Microsoft has been notified of some issues months ago, several spam gangs are still using Microsoft’s servers to host spamvertised websites and to redirect unsuspecting users to malicious URL’s.  Richard Cox, CIO of Spamhaus, explains the listing: We have been notifying […]

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Why post this comment?

I try to go through my spam queue at least once a week to check whether Akismet has incorrectly flagged any comments. This week, I noticed some strange messages (click for larger version): At first, this looks like a legitimate pingback; at least, if this blog was about travel or cars. Out of curiosity I […]

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McColo briefly returned, botnet still offline

McColo was back online for about 12 hours last weekend following their disconnection a week earlier. The spam-sending botnet that was controlled from servers located at McColo was sent new instructions, and it is reported that a large amount of data was transferred to servers in Russia.  This appears to have been a backup plan […]

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Major spam source shut down

As reported in several different places, SecurityFix has worked hard to get a major source of spam shut down: A U.S. based Web hosting firm that security experts say was responsible for facilitating more than 75 percent of the junk e-mail blasted out each day globally has been knocked offline following reports from Security Fix on evidence […]

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Google stops 419’ers

According to Sophos, Google has finally found a way to stop all those Nigerian 419-scammers. This has been frustrating users for months, and I totally agree with SavioL: Kudos to Google for contributing in the fight against fraud spams. Hopefully, this reduction will last, and other free webmail providers will follow suit and prevent scammers […]

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