Jon Wienke <JonWienk@ix.netcom.com> writes:
At 10:55 PM 2/21/97 GMT, Adam Back wrote:
Here is a proposal for consideration for inclusion in the OpenPGP standard:
Great work, Adam! Pursuant to some of the recent rants on cypherpunks, I would like to see a proposal for a secret sharing mechanism that would allow the recovery of a storage-only key with m of n shares in the event that the passphrase to the storage key is unavailable, with the following attributes:
I think PGP Inc are considering secret sharing for later versions. Perhaps it is too much for this iteration? Secret sharing is nice, I agree, but can be complex too: what if it's 3 of 5, and one of the 5 leaves to join a competitor, can you redistribute the share without creating a new key without losing security? What new packets would be required, etc. Adam -- Now officially an EAR violation... Have *you* exported RSA today? --> http://www.dcs.ex.ac.uk/~aba/rsa/ print pack"C*",split/\D+/,`echo "16iII*o\U@{$/=$z;[(pop,pop,unpack"H*",<> )]}\EsMsKsN0[lN*1lK[d2%Sa2/d0<X+d*lMLa^*lN%0]dsXx++lMlN/dsM0<J]dsJxp"|dc`