Re: [Hampshire] Communications Data Bill

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Author: Peter Collins
Date:  
To: hampshire
Subject: Re: [Hampshire] Communications Data Bill
On 14/12/12 16:53, Benjie Gillam wrote:
> I think a Diffie-Hellman key exchange would mean even if you surrender your passwords/certificates/etc they still can't decode previously captured network data. Though I think it only works for "real time" communications where the key is destroyed after the communication has completed (e.g. SSL), so it'd protect you from man in the middle attacks when sending email to a trusted server, but it's not useful for storing said data securely.
>


If this was true then it would prove that the CDB was useless and anyone
who was exchanging information of a sensitive nature could do so with
much hassle.



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