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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