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quantum cryptography

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2022 in Review

The Year in Computer Science

By Bill Andrews
December 21, 2022
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Computer scientists this year learned how to transmit perfect secrets, why transformers seem so good at everything, and how to improve on decades-old algorithms (with a little help from AI).

cryptography

New Entanglement Results Hint at Better Quantum Codes

By Allison Parshall
October 24, 2022
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A team of physicists has entangled three photons over a considerable distance, which could lead to more powerful quantum cryptography.

Stephanie Wehner in a red suit standing in a glass-paneled corridor at Delft University of Technology in the Netherlands. Her reflection appears in the glass to the right and left.
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To Invent a Quantum Internet

By Natalie Wolchover
September 25, 2019
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Fifty years after the current internet was born, the physicist and computer scientist Stephanie Wehner is planning and designing the next internet — a quantum one.

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quantum computing

Graduate Student Solves Quantum Verification Problem

By Erica Klarreich
October 8, 2018
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Urmila Mahadev spent eight years in graduate school solving one of the most basic questions in quantum computation: How do you know whether a quantum computer has done anything quantum at all?

cryptography

A New Design for Cryptography’s Black Box

By Kevin Hartnett
September 2, 2015
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A recent cryptographic breakthrough has proven difficult to put into practice. But new advances show how near-perfect computer security might be surprisingly close at hand.

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