The world needs codes quantum computers can’t break
America’s standards agency thinks it has identified three
QUANTUM COMPUTERS, which exploit strange properties of the subatomic realm to crunch numbers in powerful new ways, do not actually work yet. But if and when they do start working, they will be able to break the cryptographic algorithms that currently protect online communications, financial transactions, medical records and corporate secrets.
Explore more
This article appeared in the Science & technology section of the print edition under the headline “Code-switching”
More from Science & technology
Can you breathe stress away?
It won’t hurt to try. But scientists are only beginning to understand the links between the breath and the mind
The Economist’s science and technology internship
We invite applications for the 2025 Richard Casement internship
A better understanding of Huntington’s disease brings hope
Previous research seems to have misinterpreted what is going on
Is obesity a disease?
It wasn’t. But it is now
Volunteers with Down’s syndrome could help find Alzheimer’s drugs
Those with the syndrome have more of a protein implicated in dementia
Should you start lifting weights?
You’ll stay healthier for longer if you’re strong