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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
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
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
Posted in Informative, Uncategorized
Tagged ARIN, attacker, host1plus, hosting providers, IP, spammer
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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
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
Posted in Informative
Tagged cryptolocker, dynamic ip, invoice spam, ransom ware, rbl, spamrats, telefonica
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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
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
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
Posted in Informative, Uncategorized
Tagged digital ocean, invalid users, rwhois, spam
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