Content about “
cryptography

Article
Wheat in Pennsylvania in 1943 – Image in public domain

Post-quantum cryptography

Ingenious uses of maths have provided the key to internet security, but how can we secure our digital lives in the face of quantum computing?

Article
A Haystack in Nainital (Image by Perplexus – CC-BY-SA-4.0)

Lattice-based cryptography

Find out about lattice-based cryptography – the best candidate for keeping our networks safe in the face of attacks by quantum computers – in this brief introduction.

Article
laptop with padlock

Maths in a minute: Cryptography

Ingenious maths keeps your credit card details safe when you shop online and underlies the security of the internet.  Find out how in this easy introduction.

Podcast

Euromaths: Avi Wigderson

Should we allow mathematical proofs to  contain errors? We find out from  Avi Wigderson in our podcast series covering the European Congress of Mathematics 2024.

Podcast

The travelling salesman

How do you create dramatic film out of mathematics? We find out with writer and director Timothy Lanzone.
Podcast
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The universal machine

Alan Turing – brilliant mathematician, code breaker during World War II – achieved so much during his tragically short life. But how do you put Turing's life and mathematics on stage... and as a musical?
Article

Blockchain: Spreading trust

Bitcoin is a digital currency that isn't regulated by any kind of central authority. The structure which allows this decentralisation is called blockchain. But how, and how well, does it work?
News story

Staying anonymous

A team of computer scientists has found a weakness in the world's most popular anonymity service.