A Luxembourgian/Irish security research team have presented a paper on a technique for identifying words that have been blacked out of documents, as when government docs are published with big strikethroughs over the bits that are sensitive to national security. The technique doesn't work on monospace fonts like Courier, but the State Department's recent font guidelines require that all docs be published in Times New Roman, which decodes like a charm.
hey found the number of pixels that had been blacked out in the sentence: "An Egyptian Islamic Jihad (EIJ) operative told an xxxxxxxx service at the same time that Bin Ladin was planning to exploit the operative's access to the U.S. to mount a terrorist strike." They then used a computer to determine the pixel length of words in the dictionary when written in the Arial font.
The program rejected all of the words that were not within three pixels of the length of the word that was probably under the blacked-out area in the document.
The software then reduced the number of possible words to just seven from 1,530 by using semantic guidelines, including the grammatical context. The researchers selected the word "Egyptian" from the seven possible words...
Update: This page at Cryptome has more detail and illustrations (Thanks, Chris!)
One thing that’s consistent among amateur pool players is that they unknowingly stand up during their shots. Just as in golf, pool players need to keep their heads down and stay still after they shoot in order to hit straight. The DIGICUE helps keep shots consistent by letting you know every time you’ve had extra […]
A leaked memo from Apple CEO Tim Cook to his staff explaining why he met with Donald Trump — a guy who called Apple traitors for refusing to defeat their own security — explains the rationale: “tax reform.”
The financialization of everything is just as real in the boardrooms of technology as it is everywhere else; though the deferential press likes to paint the tech-sector leaders as geniuses, superheroes (Elon Musk as Iron Man), and super-villains (Peter Thiel as Lex Luthor), the reality is that they’re basically run-of-the-mill financial engineers, whose major creation […]
One of the best ways to progress a career in project management is through earning recognized certifications. These certifications carry significant clout and don’t require expensive tuition or student loans. This Ultimate Project Management Certification Bundle is a great example of an affordable way to get ahead. It includes training for 9 certifications including PMP, […]
There’s nothing quite like the rush of playing against a real human opponent. But from a developer standpoint, creating fun multiplayer experiences is incredibly complex. Fortunately, the Unity3D game engine has made all aspects of game creation, including multiplayer functionality, as accessible as ever.This Unity Course Bundle introduces all of the necessary elements of creating […]
The 2016 World Series game 7 will undoubtedly go down in history as one of the greatest baseball games of all time. With endless suspense, a nefariously-timed rain delay, and extra innings, it reminded over 40 million viewers why they love America’s pastime – and why all bets were truly off in 2016. Savor the […]