Category Archives: Informative

NetGear Equipment? Check your networks

The recent jump in spam attacks from ISP customers worldwide has spiked again, so we decided to do a little more digging. Much of the ‘ransomware’ spam has been sent in this manner, and while most email servers should be … Continue reading

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The IRS did not send you this.

The recent increase in BOT generated spam is VERY good at social engineering, and while fortunately most of it can be blocked using very simple spam protection rules, unfortunately the payload can be VERY painful, eg RansomWare or CryptoLocker pay … Continue reading

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Election Time in the US, let the spam wars begin!

One of the toughest jobs for spam auditors is when “one man’s spam is another man’ reading material”, and never is it more apparent than during election times in the US. Today, Hillary Clinton’s campaign started used ‘Exact Target’ to … Continue reading

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What is happening at Unified Layer?

It is always unusual when some of the larger hosting companies generate too much spam, as you would expect them to have a stronger handle on it. Unified Layer has had many challenges over the last year, but we are … Continue reading

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Is IPv4 Space REALLY in short supply? Spammer

Maybe it just is not being used for the right purposes.. Last night we looked at our logs and tracking and noticed a new prolific spammer. Those of us in the industry to realize that there has been a very … Continue reading

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BotNets kick into high gear again worldwide

Okay, this isn’t that much of a threat as it seems, as most of it can be stopped by using simple RBL (Real Time Blacklists) that block the generic home style connections, sometimes referred to as DUL or Dynamic IP … Continue reading

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ISP’s can help stop CryptoLocker Virus

Another very large bot net was used last night to send out invoice scam emails, with a crypto locker attachment, and while good spam protection should catch most of these, it is a shame that ISP’s aren’t doing more to … Continue reading

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Old Fashioned Bot Network, Compromised Accounts

We have been doing a lot of reporting of networks that house spammers, but today we have a chance to talk about an old fashioned bot network. Normally, they are going out of style as a way to send spam, … Continue reading

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Is your CPE equipment secure?

It appears that a large spam bot has taken up a new home over the last couple of days, and in this case it appears to be NOT on consumer devices, computers, or servers, but on the very structure that … Continue reading

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The problem with a ‘Digital Ocean’

While in our case all of these connections are marked as spam, today’s logs showed a good example while the idea of an anonymous ‘ocean’ of IP(s) is not really a good idea. A small ‘digital pool’ at least where … Continue reading

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