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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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83

Steganography's Role: Assessing The Cybersecurity Challenge

The frightful genius of steganography, though, is that, by design, you don't know when it's being used. Independent researchers have devised numerous methods to search for signs of its proliferation on the Web, and some have reported that they've found nothing, and there's consequently no reason to be afraid. But when you think about these studies, the results become about as comforting as homeland security advisor Tom Ridge's color-coded alert system.. . .. The frightful genius of steganography, though, is that, by design, you don't know when it's being used. Independent researchers have devised numerous methods to search for signs of its proliferation on the Web, and some have reported that they've found nothing, and there's consequently no reason to be afraid. But when you think about these studies, the results become about as comforting as homeland security advisor Tom Ridge's color-coded alert system. After all, if you search for hidden messages on the Web and find nothing, what should you conclude -- that there are no messages, or that the terrorists are too sophisticated, and your tools don't work? The answer to this question turns out to be a highly personal one, a matter of individual psychology and interest rather than a reasoned decision based on collective safety and the immutable laws of math. Ask security types, or people who make software to aid security types, and they say that steganography is a grave threat to our safety. Defenders of steganography, and its cousin cryptography, take the opposite view. These are people who become easily exercised over the prospect of the government monitoring the Web, and they say that if researchers haven't found secret messages, the messages are likely not there. But amid this politicking, one important question tends to get left by the wayside: if steganography is, or eventually becomes, the preferred tool of terrorists, can we ever thwart it? According to many experts, the answer is probably no. The link for this article located at Wired is no longeravailable. . The frightful genius of steganography, though, is that, by design, you don't know when it's being us. frightful, genius, steganography, though, design, don't, being. . LinuxSecurity.com Team

Calendar 2 Jul 18, 2002 User Avatar LinuxSecurity.com Team Hacks/Cracks
67

Steganography Analysis of Two Million Images Finds No Hidden Messages

Following reports that bin Laden hides messages in images on the Web, a study has found no evidence that steganography has caught on. A study of more than two million images downloaded from eBay auctions appears to show little . . . . Following reports that bin Laden hides messages in images on the Web, a study has found no evidence that steganography has caught on. A study of more than two million images downloaded from eBay auctions appears to show little evidence that terrorists -- or indeed anybody else -- is using the images to hide encoded messages. The study, by Niels Provos and Peter Honeyman at the University of Michigan, was carried out in response to reports that terrorists are using steganography to hide their communications in images on Internet sites such as Amazon and eBay. The researchers analysed the images to look for evidence of a type of encryption called steganography, which refers to the practice of hiding the existence of a message. If an image on eBay did have a message encoded into it, it would be indistinguishable to the casual observer from the original image. The weakness of such systems, say the researchers, is that they rely on the secrecy of the encoding system. The link for this article located at ZDNet UK is no longer available. . Following reports that bin Laden hides messages in images on the Web, a study has found no evidence . reports, laden, hides, messages, images, study, found, evidence. . LinuxSecurity.com Team

Calendar 2 Sep 26, 2001 User Avatar LinuxSecurity.com Team Cryptography
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[{"id":483,"title":"Self-taught through trial and error","votes":545,"type":"x","order":1,"pct":78.42,"resources":[]},{"id":484,"title":"Formal training or courses","votes":30,"type":"x","order":2,"pct":4.32,"resources":[]},{"id":485,"title":"A job that required it","votes":34,"type":"x","order":3,"pct":4.89,"resources":[]},{"id":486,"title":"Other","votes":86,"type":"x","order":4,"pct":12.37,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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