Featured in cryptography
A beginner’s guide to how cryptocurrencies work
From Bitcoin to blockchain, here's what to know.
It’s time to change your Facebook password again thanks to a plain text storage bug
The company stored passwords in plain text format.
How a FedEx employee discovered the world’s largest prime number
He used free software running on a church computer.
How To Detect Nuclear Warheads Without Revealing Their Secrets
A new proof-of-concept could let nations track each other's arsenals without revealing too much
Senator Graham Likes Encryption Now That He Understands It
And with better understanding comes better policy
New York Considers Mandating Back Doors Into Phones
secret secret / you can’t keep it
A Quantum Random-Number Generator On Your Phone
Truly random numbers are surprisingly hard to generate, and are necessary for everyday digital security.
Edward Snowden On How To End Mass Surveillance
Here's what you need to know about Snowden's SXSW interview.
NSA Document From 1996 Warns Of ‘Insider-Gone-Bad’
Long before Edward Snowden leaked all those secrets, the National Security Agency published a report detailing the threats posed by rogue system administrators. Whoops.
To Make An Unbreakable Code, Use Quantum Physics
As soon as you try to crack it, the encryption changes.