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Why Encryption Is Cool
How to encrypt data, Google's android platform and 100 things to do with a text message
How to encrypt data, Google's android platform and 100 things to do with a text message. How even encrypted data can be accessed, Prof. Ed Felton explains how cooling a laptop makes the encrypted data on it accessible. Also in the programme Google's new mobile phone operating system and the winners of a competition looking at projects using mobile phones.
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成人快手 World Service Archive
This programme was restored as part of the World Service archive project
