Spammers have been working methodically to hijack large chunks of Internet real estate by exploiting a technical and bureaucratic loophole in the way that various regions of the globe keep track of the world’s Internet address ranges. Last week, KrebsOnSecurity featured an in-depth piece about a well-known junk email artist who acknowledged sending from two Bulgarian hosting providers . These two providers had commandeered tens of thousands of Internet addresses from ISPs around the globe, including Brazil, China, India, Japan, Mexico, South Africa, Taiwan and Vietnam

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Network Hijackers Exploit Technical Loophole