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Submission + - The slow bruteforcers may in fact be learning (blogspot.com)

badger.foo writes: "We've seen stories about the slow bruteforcers, and based on the data, my colleague Egil Möller was the first to suggest that since we know the attempts are coordinated, it is not too far fetched to assume that the controlling system measures the rates of success for each of the chosen targets and allocates resources accordingly. If Egil's assumption is right, we are seeing the bad guys adapting. And they're avoiding OpenBSD machines."

Bot Nets Behind Recent Spam Surge 389

gsslay writes "Everyone must have noticed a surge in spam recently, particularly for stock pump 'n' dump scams. The Register reports that anti-spam companies have seen a 30% increase in the last two months and, more worryingly, more of this spam is getting through to mailboxes due to the spammers' change in tactics. Rather than use unsecured mail relays spammers are using bot nets, making spam harder to identify and eliminate. Bounced spam is also on the up, and some experts reckon it's past time to start worrying. "

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