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Stories about: TLS encryption

Rustock Drops TLS and Doubles Its Spam Output According to a report from Symantec's MessageLabs arm, Rustock remains the largest spam-sending botnet and has doubled its output after stopping using TLS to encrypt email traffic.These days spam traffic is pretty much exclusively generated by botnets; as much as 95% at the moment, according to the latest Messag... 8 September 2010 15:50 GMT