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A New Clue for the Kryptos Sculpture

Jim Sanborn, who designed the Kryptos sculpture in a CIA courtyard, has released another clue to the still-unsolved part 4. I think he's getting tired of waiting. Did we mention Mr. Sanborn is 74? Holding…

NSA Security Awareness Posters

From a FOIA request, over a hundred old NSA security awareness posters. Here are the BBC's favorites. Here are Motherboard's favorites. I have a related personal story. Back in 1993, during the first Crypto Wars,…

Google Receives Geofence Warrants

Sometimes it's hard to tell the corporate surveillance operations from the government ones: Google reportedly has a database called Sensorvault in which it stores location data for millions of devices going back almost a decade.…

Critical Windows Vulnerability Discovered by NSA

Yesterday's Microsoft Windows patches included a fix for a critical vulnerability in the system's crypto library. A spoofing vulnerability exists in the way Windows CryptoAPI (Crypt32.dll) validates Elliptic Curve Cryptography (ECC) certificates. An attacker could…

The NSA Warns of TLS Inspection

The NSA has released a security advisory warning of the dangers of TLS inspection: Transport Layer Security Inspection (TLSI), also known as TLS break and inspect, is a security process that allows enterprises to decrypt…

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NSA on the Future of National Cybersecurity

Glenn Gerstell, the General Counsel of the NSA, wrote a long and interesting op-ed for the New York Times where he outlined a long list of cyber risks facing the US. There are four key…