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Recently The Associated Press, the Onion, and the Daily Telegraph suffered Twitter hacks by a group which calls themselves the Syrian Electronic Army. Now the social media company is offering an extra layer of security. It will send a code to your cellphone that you need to enter before logging in with your password.

Hackers are already claiming they can get around the two-step login process in a matter of minutes.

Will Oremus, who writes for the blog Future Tense at Slate magazine, joins Marketplace Tech host Ben Johnson to discuss.