What is the benefit of signing an encrypted email

[Daniel Kahn Gillmor]

On 01/12/2011 11:39 AM, Hauke Laging wrote:
> a) usual ("not thought about") email, just as a first hard line of defense 
> against forgery

What do you think you would gain from a signature made by an individual
if they did not think they were making it?  How is this a "hard line of
defense against forgery" ?

	--dkg

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