NOISE

Network Operations and Internet Security @ Princeton

Collage Featured in Slashdot

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Ph.D. student Sam Burnett developed Collage, a tool that relies on user-generated content sites like Flickr to help citizens in countries oppressed by censorship communicate more openly.  The basic idea is to hide censored content in seemingly innocuous photos that are hosted on user-generated content sites like Flickr.  Below is a conceptual diagram explaining how Collage works:

For more information about how Collage works, please see the full paper.  For more information, and to contribute to or download the code, please see the Collage project home page.

You can also read about Collage in various trade articles:

Colalge also appeared on Slashdot twice; Professor Feamster also recently blogged about Collage, here.

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Author: Nick Feamster

Nick Feamster is a professor in the Department of Computer Science at Princeton University. Before joining the faculty at Princeton, he was a professor in the School of Computer Science at Georgia Tech. He received his Ph.D. in Computer science from MIT in 2005, and his S.B. and M.Eng. degrees in Electrical Engineering and Computer Science from MIT in 2000 and 2001, respectively. His research focuses on many aspects of computer networking and networked systems, including the design, measurement, and analysis of network routing protocols, network operations and security, and anonymous communication systems. In December 2008, he received the Presidential Early Career Award for Scientists and Engineers (PECASE) for his contributions to cybersecurity, notably spam filtering. His honors include the Technology Review 35 "Top Young Innovators Under 35" award, a Sloan Research Fellowship, the NSF CAREER award, the IBM Faculty Fellowship, and award papers at SIGCOMM 2006 (network-level behavior of spammers), the NSDI 2005 conference (fault detection in router configuration), Usenix Security 2002 (circumventing web censorship using Infranet), and Usenix Security 2001 (web cookie analysis).

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