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Re: How to decrypt a connection SSH v2?

From: Ulises2k (ulises2kgmail.com)
Date: Thu Jul 10 2008 - 09:14:10 CDT

But I have all session sniffed.(tcpdump)
No only private and public keys.
Can I decrypt the session?

Ulises U. Cu
Web: http://www.ulises2k.com.ar

On Thu, Jul 10, 2008 at 01:00, Paul Melson <pmelsongmail.com> wrote:
> On Wed, Jul 9, 2008 at 10:05 PM, Ulises2k <ulises2kgmail.com> wrote:
>> Hi,
>> How to decrypt a connection SSH v2?
>> I have the private and public keys.
>> I have all sesion sniffed.
> I'm afraid that's not enough. SSH implements forward secrecy [1],
> which means that the server uses temporary (or ephemeral) keys to
> encrypt the session traffic. Having the the private key doesn't give
> you the ability to reverse the ephemeral keys and actually decrypt
> session data.
> PaulM
> [1] http://en.wikipedia.org/wiki/Perfect_forward_secrecy

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