A cyberattack that shut down Blue Security <A HREF="http://news.zdnet.com/2100-1009_22-6068607.html?tag=zdnn.alert">also felled thousands of blogs</A> when the antispam site deflected the malicious hits, analysts said. Internet security company Netcraft said on Thursday that Blue Security temporarily dealt with the distributed denial-of-service siege by redirecting traffic to its journal at blog host Six Apart, knocking out that company's TypePad and LiveJournal services.