Bruce Schneier has said “Today's top-secret programs become tomorrow's PhD theses and the next day's hacker tools”. And not long after that, a graduate homework assignment. The NSA was desperate to prevent any exposure of its top-secret “QUANTUM” packet-injection technology. But all this effort was futile, because others had already invented the same thing, including China’s “Great Cannon”, which was used to attack GitHub recently. The only protection is end-to-end encryption. <https://www.schneier.com/blog/archives/2015/04/the_further_dem.html>