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encryption

This tag is associated with 6 posts

Hacking the city of the future

What happens when hackers get hacked? The headquarters of the US National Security Agency (NSA) is located between the cities of Washington and Baltimore. Amongst its many operations the NSA develops hacking tools for spying on other countries. But some of these tools leaked out, and earlier this year were turned on the city of … Continue reading

No interpreter required

If only people speaking different languages could communicate without the need of an interpreter. I’m thinking of the Trump-Putin encounters with translators present. Only unscrupulous leaders would bar their translators from disclosing to other trusted officials what was said. But I’m also thinking of Leon Battista Alberti’s justification of his cipher technique, which was to … Continue reading

The memory wheel

By most accounts, at least in Europe, the Gutenberg printing press ushered in a revolution. Printing firms would deploy individual, durable typographic elements (letters and punctuation marks) manufactured in metal and arrange them in rows to produce a page of text, the inked imprint of which was transferred to sheets of paper, over and over … Continue reading

Architecture and espionage

The Spy Museum near Potsdamer Platz in Berlin features cumbersome cold-war surveillance and bugging devices, and retells the story of spying and secret communications dating back to Ancient Egypt. Architecture is always there as a stage setting for covert operations. After all, spies inhabit the shadows. I recall from previous reading that Odysseus disguised himself … Continue reading

Encrypted city

Urban metaphors are powerful in the world of computing. The reverse is also true. Computing brings metaphors to bear on how we think of cities — as flows of data, networks, circuits, grids and an Internet of things, as if cities are made up of bits, memories (RAM), sensors, actuators, and with communication systems, inputs, … Continue reading

Decode this

Political statements come coded: “I think there’s blame on both sides. I don’t have any doubt about it and you don’t have any doubt about it either.” That was Trump on the white supremacist contingent at the Unite the Right demonstration in Charlottesville this week (with violence resulting in deaths and injury). The statement sounds … Continue reading

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