Re: Remove a recipient from a message without viewing it

2010-11-22 Thread Nicolas Boullis
Hi, On Sun, Nov 21, 2010 at 04:31:21AM -0500, Nathan Krasnopoler wrote: > Is there a way to remove a recipient from a message without having any > of the private keys needed to view the message? > > For example, is message M is encrypted to Sam, John, and Bob as text > C, I would like to output C

Re: Remove a recipient from a message without viewing it

2010-11-21 Thread David Shaw
On Nov 21, 2010, at 4:31 AM, Nathan Krasnopoler wrote: > Is there a way to remove a recipient from a message without having any > of the private keys needed to view the message? > > For example, is message M is encrypted to Sam, John, and Bob as text > C, I would like to output C_s that is M encr

Remove a recipient from a message without viewing it

2010-11-21 Thread Nathan Krasnopoler
Is there a way to remove a recipient from a message without having any of the private keys needed to view the message? For example, is message M is encrypted to Sam, John, and Bob as text C, I would like to output C_s that is M encrypted only to Sam, C_j that is M encrypted only to John, and C_b t