Front page, second row of cards

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Collection
Andrew Wiles in 2023

Fermat's last theorem

To celebrate the anniversary of its proof, this collection of articles, podcasts and videos explores one of the most beguiling theorems in maths.

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.