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computer security

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illustration of a man with a flashlight whose beam reveals a hidden door into a large shadowy vault
machine learning

In Neural Networks, Unbreakable Locks Can Hide Invisible Doors

By Ben Brubaker
March 2, 2023
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Cryptographers have shown how perfect security can undermine machine learning models.

A purple key drawn on a lattice of points.
explainers

How Cryptography’s Quantum-Safe Future Will Work

By Leila Sloman
November 9, 2022
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Lattice cryptography promises to protect secrets from the attacks of far-future quantum computers.

cryptography

‘Post-Quantum’ Cryptography Scheme Is Cracked on a Laptop

By Jordana Cepelewicz
August 24, 2022
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Two researchers have broken an encryption protocol that many saw as a promising defense against the power of quantum computing.

cryptography

Cryptographers Achieve Perfect Secrecy With Imperfect Devices

By Mordechai Rorvig
February 25, 2022
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For the first time, experiments demonstrate the possibility of sharing secrets with perfect privacy — even when the devices used to share them cannot be trusted.

computer security

Computer Scientists Achieve ‘Crown Jewel’ of Cryptography

By Erica Klarreich
November 10, 2020
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A cryptographic master tool called indistinguishability obfuscation has for years seemed too good to be true. Three researchers have figured out that it can work.

Art for "Cryptography That Can’t Be Hacked"
computer security

Cryptography That Is Provably Secure

By Kevin Hartnett
April 2, 2019
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Researchers have just released hacker-proof cryptographic code — programs with the same level of invincibility as a mathematical proof.

Abstractions blog

Why Quantum Computers Might Not Break Cryptography

By Mark Kim-Mulgrew
May 15, 2017
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A new paper claims that a common digital security system could be tweaked to withstand attacks even from a powerful quantum computer.

computer security

Hacker-Proof Code Confirmed

By Kevin Hartnett
September 20, 2016
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Computer scientists can prove certain programs to be error-free with the same certainty that mathematicians prove theorems.

cryptography

A Tricky Path to Quantum-Safe Encryption

By Natalie Wolchover
September 8, 2015
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In the drive to safeguard data from future quantum computers, cryptographers have stumbled upon a thin red line between security and efficiency.


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