cryptography

Robert Cookson

A National Security Agency employee who co-chairs an influential cryptography standards group has survived an attempt to oust him following accusations that he promoted a flawed security protocol.

Kevin Igoe, a senior cryptographer at the NSA, is joint chair of the Crypto Forum Research Group. The CFRG plays an important role in online security because it provides guidance on cryptographic techniques to the Internet Engineering Task Force, a standard-setting body that helps shape the internetRead more

If you follow a certain section of the internet, over the last day your news feed has probably been buzzing with obscure clues to cryptography, William Blake’s poetry, transcendentalism and of course Cicada images, writes Emily Cadman.

If not, you’d be forgiven for wondering what this is all about.

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Maija Palmer

Chaos Computer ClubKarsten Nohl, the celebrity mobile cryptography expert, has been at it again. Two years ago he caused a stir by showing that the secret code that protects GSM mobile handsets was easy to crack, leaving phone calls open to interception by third parties.

This year, he is due to show that handsets can also be hijacked to make unauthorised calls and send text messages, running up huge bills without their owners’ knowledge. GSM networks, which are vulnerable to this flaw, are used by around 80 per cent of the world’s mobile users. Read more