Tag Archives: NSA

Visit to NSA

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The National Security Agency (NSA) has a large campus on Fort Meade, Maryland, protected by fences, barbed wire, police dogs, guards, and maybe a dragon or two. It is not visitor friendly. But right outside of the campus is the Continue reading Visit to NSA→

Codes, cyphers, and the National Cryptologic Museum

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Outside the National Cryptologic Museum gift store is this replica of the Rosetta Stone. Created around 196 BC, it displays a decree from an Egyptian king, written in Egyptian hieroglyphs, Demotic script and ancient Greek. Discovered by a French soldier during France's invasion of Egypt in 1799, it provided the key to unlocking Egyptian hieroglyphs, much as modern code breakers look for keys in breaking coded texts. The real Rosetta Stone is on display at the British Museum in London.

Located at the edge of Fort Meade, Maryland, in an old, nondescript motel, is the National Cryptologic Museum. Admission is free, and with that admission you can explore how the worlds of communications, mathematics, and security intersect in cryptology. Photos Continue reading Codes, cyphers, and the National Cryptologic Museum→