A screenshot of Silk Road's website taken on Thursday, October 3, 2013. The FBI have seized the website of Silk Road, the online anonymous black market.  - 

The Feds have arrested San Francisco man Ross Ulbricht, also known as Dread Pirate Roberts, for being the organizing founder behind Silk Road, the anonymous online black market where everything from illegal drugs to professional hit jobs can be bought and sold. 

Brian Krebs, author of the cyber crime blog Krebs on Security, joins Marketplace Tech host Ben Johnson to discuss. Click the audio player above to hear more. 

Follow Ben Johnson at @@TheBrockJohnson