Re: [Ace] on signature verification times for sec192r1
Pascal Urien <pascal.urien@gmail.com> Sun, 24 July 2016 09:50 UTC
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From: Pascal Urien <pascal.urien@gmail.com>
Date: Sun, 24 Jul 2016 11:50:31 +0200
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To: Michael StJohns <mstjohns@comcast.net>
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Cc: ace@ietf.org
Subject: Re: [Ace] on signature verification times for sec192r1
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I fully agree... J3A081M can be found at 10$ over the WEB Futhermore this class of cheap device can process TLS or DTLS as illustrated in https://tools.ietf.org/html/draft-urien-uta-tls-dtls-security-module-00 They could be used for numerous applications in the IoT Rgs Pascal 2016-07-23 23:59 GMT+02:00 Michael StJohns <mstjohns@comcast.net>: > On 7/23/2016 11:10 AM, Pascal Urien wrote: > > Hi All > > J3A081M is a javacard device from NXP > > The micocontroller should be the P5CD081V1A, which comprises a crypto > processor > > > There's a number of these from a number of vendors. I'd actually look at > the A7xxx series of chips as they're designed to be embeddable. I've > become a big fan of javacard style solutions over the years. > > In any event, the number of relatively inexpensive public key crypto > accelerator chips (e.g. googl for "secure authentication chips") is greater > than zero and continues to climb. And for not a lot of money. Estimating > what from prices on Digikey, I'd think something less than $.50 for > Quantity large as of today and half that or less in 1-2 years as its gets > bundled into the "Swiss Army Knife" style of process (e.g. support for > wireless 900mhz plus ... plus ... plus ... plus security...) (google for > iot module secure element 900mhz for example). > > Later, Mike > > > > > The performances with the curve secp192r1 are the following (for ECDSA + > SHA1) > > Sign = 40ms + nb_bloc_512bits x 3.5 ms > Verify = 60ms + nb_bloc_512bits x 3,5 ms > > > By the way this chip has enough crypto ressouces for processing TLS or DTLS > > Rgs > > Pascal > > > _______________________________________________ > Ace mailing listAce@ietf.orghttps://www.ietf.org/mailman/listinfo/ace > > > > _______________________________________________ > Ace mailing list > Ace@ietf.org > https://www.ietf.org/mailman/listinfo/ace > >
- Re: [Ace] on signature verification times for sec… Pascal Urien
- Re: [Ace] on signature verification times for sec… Hannes Tschofenig
- Re: [Ace] on signature verification times for sec… Hannes Tschofenig
- Re: [Ace] on signature verification times for sec… Somaraju Abhinav
- Re: [Ace] on signature verification times for sec… Pascal Urien
- Re: [Ace] on signature verification times for sec… Somaraju Abhinav
- Re: [Ace] on signature verification times for sec… Pascal Urien
- Re: [Ace] on signature verification times for sec… Michael StJohns
- Re: [Ace] on signature verification times for sec… Pascal Urien
- [Ace] on signature verification times for sec192r1 Pascal Urien
- Re: [Ace] on signature verification times for sec… Pascal Urien