Lightweight Crypto, Heavyweight Protection

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Taking Measure Blog

Lightweight Crypto, Heavyweight Protection

Cryptography illustration shows cellphone outline with padlock on screen, surrounded by other icons like car, satellite, video.

By Meltem Sonmez Turan, a mathematician in the Computer Security Division at NIST

Logic puzzles, brain teasers and mathematical riddles fascinated me throughout my childhood, so I feel lucky that I ended up with a career that never lacks for mathematical challenges. Part of my job at the National Institute of Standards and Technology (NIST) involves reviewing the cryptographic algorithms developed to protect our information and identifying possible weaknesses that make them less secure. Searching for these weaknesses reminds me of the process of solving hard mathematical riddles. Although it can sometimes be frustrating, I find it very rewarding.

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Close-up view of computer chips in rows

The Future Is Now: Spreading the Word About Post-Quantum Cryptography

Dec. 2, 2020
While a quantum computer would lead to some amazing scientific breakthroughs, it would also have a pretty catastrophic impact on some of the cryptosystems we rely on today. A NIST mathematician describes his work running competitions to find possible solutions.
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