China overtakes the U.S. as the biggest source of spam

spam

The situation with spam has been the same for many years now and 2014 was no exception. Useless emails are still abundant, annoying, and wasteful. There was one change that happened in the last quarter, however: China eclipsed the U.S. as the biggest source of spam.

 

 

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The Battle of the Botnets

The Battle of the Botnets

New Scientist is reporting on a University of Washington project aiming to marshal swarms of ‘good’ computers to take on botnets. Their approach – called Phalanx – uses its distributed network to shield a server from distributed denial-of-service (DDoS) attacks. Instead of that server being accessed directly, all information must pass through the swarm of ‘mailbox’ computers, which are swapped around randomly and only pass on information to the shielded server when it requests it.

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Botnets Control Over 1 Million Hijacked Computers

Botnets Control Over 1 Million Hijacked Computers

Joe Stewart, director of malware research at SecureWorks, presented his survey at the RSA Conference, which opened Monday in San Francisco. The survey ranked the top 11 botnets that send spam; by extrapolating their size, Stewart estimated the bots on his list control just over a million machines and are capable of flooding the Internet with more than 100 billion spam messages every day.

The botnet at the top of the chart is Srizbi. According to Stewart, this botnet — which also goes by the names “Cbeplay” and “Exchanger” — has an estimated 315,000 bots and can blast out 60 billion messages a day.

 

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