Current status of RSA patent...

Can anyone provide additional information on the RSA patent status? If memory serves me, it is due to expire sometime in 1997. Also, what are the ramifications of deploying software based around it, such as PGP 2.62i (from UK)? ...Paul ------------------------------------------------------------------------- "Faced with the choice between changing one's mind and proving that there is no need to do so, almost everybody gets busy on the proof" -- John Kenneth Galbraith "Success is attending a funeral as a spectator" -- E. BonAnno -------------------------------------------------------------------------

Can anyone provide additional information on the RSA patent status? If memory serves me, it is due to expire sometime in 1997.
I think you need to replaces your SIMMs, your memory is faulty. RSA lives until 2000 (or 2003, I forget); 1997 is Diffie-Helman.
Also, what are the ramifications of deploying software based around it, such as PGP 2.62i (from UK)?
What you think would happen based on the fact that the patent hasn't expired. -derek

On Wed, 19 Jun 1996, Derek Atkins wrote:
Can anyone provide additional information on the RSA patent status? If memory serves me, it is due to expire sometime in 1997.
I think you need to replaces your SIMMs, your memory is faulty. RSA lives until 2000 (or 2003, I forget); 1997 is Diffie-Helman.
SIMM replacment on both sides of the aisle. Patent # 4.200.770 Date: 3/29/80 Expiration: 3/29/97 Inventor(s) Hellman, Diffie, Merkle Coverage: Diffie-Hellman Key Exchange Patent # 4,405,829 Date: 9/20/83 Expiration: 9/20/2000 Inventor(s) Rivest, Shamir, Adleman Coverage: RSA
Also, what are the ramifications of deploying software based around it, such as PGP 2.62i (from UK)?
What you think would happen based on the fact that the patent hasn't expired.
PGP 2.6.2i is not US codebase, and RSA is not patented outside the US according to Bruce Schneiner. Therefore, if a product was deployed into the US using a non-US codebase, it is unclear to me what legal jurisdiction (if any) RSA may have in these circumstances. ...Paul

does not matter - it will be renewed in the interest of the government The goverment want's there backdoor... would you expect less? the only pgp I will use is that from MIT it has no back door * <exalt@miworld.net> * On Wed, 19 Jun 1996, Paul S. Penrod wrote:
Can anyone provide additional information on the RSA patent status? If memory serves me, it is due to expire sometime in 1997.
Also, what are the ramifications of deploying software based around it, such as PGP 2.62i (from UK)?
...Paul
-------------------------------------------------------------------------
"Faced with the choice between changing one's mind and proving that there is no need to do so, almost everybody gets busy on the proof"
-- John Kenneth Galbraith
"Success is attending a funeral as a spectator"
-- E. BonAnno
-------------------------------------------------------------------------

Intense writes:
does not matter - it will be renewed in the interest of the government The goverment want's there backdoor... would you expect less?
the only pgp I will use is that from MIT it has no back door
This does not make sense... If you believe that RSA has a back door, then PGP _must_ have a back door because PGP uses it! It does not matter if it was independently coded and reviewed. There could still be a back door if it was made that way intentionally. me -- Michael Elkins <me@cs.hmc.edu> http://www.cs.hmc.edu/~me PGP key fingerprint = EB B1 68 32 3F B5 54 F9 6C AF 4E 94 5A EB 90 EC

On Thu, 20 Jun 1996, Perry E. Metzger wrote:
Intense writes:
does not matter - it will be renewed in the interest of the government The goverment want's there backdoor... would you expect less?
the only pgp I will use is that from MIT it has no back door
Been popping magic mushrooms again?
ive not had one of those in a long time :> * <exalt@miworld.net> *
participants (5)
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Derek Atkins
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Intense
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me@muddcs.cs.hmc.edu
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Paul S. Penrod
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Perry E. Metzger