From rlupu at elcom.pub.ro Wed Feb 3 19:12:34 2010 From: rlupu at elcom.pub.ro (Radu) Date: Wed, 03 Feb 2010 19:12:34 -0500 Subject: [Avispa-users] TA4SP notification Message-ID: <4B6A10F2.8070301@elcom.pub.ro> Hi All, I've got the following notification from TA4SP: "Sorry, TA4SP does not support set up to now" Also, TA4SP ends in an INCONCLUSIVE status. Please specify what is the meaning of this ? Thank you, Radu From zahisalima at yahoo.fr Thu Feb 4 11:15:00 2010 From: zahisalima at yahoo.fr (Zahi Salima) Date: Thu, 4 Feb 2010 08:15:00 -0800 (PST) Subject: [Avispa-users] This protocol is it SAFE ? Message-ID: <273172.96694.qm@web24817.mail.ird.yahoo.com> Dear All, I'am Beginner in specification in HLPSL. ?I try to specification the security protocol with HLPSL. I'm confused, can a specification correctly ? A? --> B : Na.h(Na.K) K is symmetric key. HLPSL: ?role Alice ( A,B: agent, K: symmetric_key, H: hash_func, SND,REC: channel(dy)) ? ............. ??? transition ?????? 1. State = 0? /\ REC(start)?? =|>? State' := 1? /\ Na' := new()?? /\ SND(Na'.H(Na'.K)) ????? /\ witness(A,B,alice_bob, Na') ????? end role role bob ( B,A: agent,K: symmetric_key, H: hash_func, SND,REC: channel(dy))?? ? ............... ????? transition ?????? 1. State = 0? /\ REC(Na'.H(Na'.K))?? =|>? State' := 1? /\ request(B,A,alice_bob,Na') ??? end role role session(A,B : agent,K : symmetric_key, H: hash_func) def= ? local Sa,Ra,Sb,Rb : channel(dy) ? composition alice(A,B,K,H,Sa,Ra) /\? bob(B,A,K,H,Sb,Rb) end role role environment() def= ?? const a,b : agent, ?? k: symmetric_key, ?? h: hash_func, ?? alice_bob :protocol_id ?? intruder_knowledge = {a,b,h} ?? composition ??? session(a,b,k,h) end role goal ?????? authentication_on alice_bob end goal ?environment() --------------------------------------------------------------------------- The result of verification with AVISPA tools is : AVISPA Tool Summary OFMC??? : SAFE CL-AtSe : SAFE SATMC?? : SAFE TA4SP?? : SAFE Refer to individual tools output for details --------------------------------------------------------------------------- This result is correct ?,? then this protocol is safe ? Please, what is the correct specification ? -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mail63.csoft.net/pipermail/avispa-users/attachments/20100204/2327427e/attachment-0001.htm From zahisalima at yahoo.fr Tue Feb 9 02:54:11 2010 From: zahisalima at yahoo.fr (Zahi Salima) Date: Mon, 8 Feb 2010 23:54:11 -0800 (PST) Subject: [Avispa-users] Reminder: This protocol is it SAFE ? Message-ID: <478093.37848.qm@web24802.mail.ird.yahoo.com> Dear Friends, I'am Beginner in specification in HLPSL. ?I try to specification the security protocol with HLPSL. I'm confused, can a specification correctly ? A? --> B : Na.h(Na.K) K is symmetric key. HLPSL: ?role Alice ( A,B: agent, K: symmetric_key, H: hash_func, SND,REC: channel(dy)) ? ............. ??? transition ?????? 1. State = 0? /\ REC(start)?? =|>? State' := 1? /\ Na' := new()?? /\ SND(Na'.H(Na'.K)) ????? /\ witness(A,B,alice_bob, Na') ????? end role role bob ( B,A: agent,K: symmetric_key, H: hash_func, SND,REC: channel(dy))?? ? ............... ????? transition ?????? 1. State = 0? /\ REC(Na'.H(Na'.K))?? =|>? State' := 1? /\ request(B,A,alice_bob,Na') ??? end role role session(A,B : agent,K : symmetric_key, H: hash_func) def= ? local Sa,Ra,Sb,Rb : channel(dy) ? composition alice(A,B,K,H,Sa,Ra) /\? bob(B,A,K,H,Sb,Rb) end role role environment() def= ?? const a,b : agent, ?? k: symmetric_key, ?? h: hash_func, ?? alice_bob :protocol_id ?? intruder_knowledge = {a,b,h} ?? composition ??? session(a,b,k,h) end role goal ?????? authentication_on alice_bob end goal ?environment() --------------------------------------------------------------------------- The verification result with AVISPA tools is : AVISPA Tool Summary OFMC??? : SAFE CL-AtSe : SAFE SATMC?? : SAFE TA4SP?? : SAFE --------------------------------------------------------------------------- This result is correct ?,? then this protocol is safe ? I? am waiting your answer. Best Regards Z. Salima -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mail63.csoft.net/pipermail/avispa-users/attachments/20100208/17707f8d/attachment.htm From alshadly09 at googlemail.com Mon Feb 15 06:26:07 2010 From: alshadly09 at googlemail.com (Saleh Al-shadly) Date: Mon, 15 Feb 2010 12:26:07 +0100 Subject: [Avispa-users] security properties? Message-ID: <4B792F4F.6060304@googlemail.com> Dear all, i ve confusing to understand the difference between modeling of some security properties like: *) secrecy --- integrity or confidentiality someone can explain the differences between security properties (w.r.t. modeling them) help is appreciated! regards Saleh From rania_mzid at ymail.com Mon Feb 22 05:34:22 2010 From: rania_mzid at ymail.com (Rania Mzid) Date: Mon, 22 Feb 2010 02:34:22 -0800 (PST) Subject: [Avispa-users] Identity based cryptography Message-ID: <167786.2092.qm@web24806.mail.ird.yahoo.com> Hi all, I am trying to use AVISPA in odrer to verify a security prtocol. The proposed protocol use the identity based cryptography(IBC). I want to ask please if AVISPA supports the IBC ? Thank you in advance regards, Rania ? -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mail63.csoft.net/pipermail/avispa-users/attachments/20100222/0755d77c/attachment.htm From tigran.avanesov at loria.fr Mon Feb 22 07:02:09 2010 From: tigran.avanesov at loria.fr (Tigran S. Avanesov) Date: Mon, 22 Feb 2010 13:02:09 +0100 Subject: [Avispa-users] Identity based cryptography In-Reply-To: <167786.2092.qm@web24806.mail.ird.yahoo.com> References: <167786.2092.qm@web24806.mail.ird.yahoo.com> Message-ID: <4B827241.3010702@loria.fr> Hello, I think you can model it in AVISPA with general Public Key cryptography (where an agent will have both name and his public key, different from name). If one agent knows identity of another one, then he should also know his public key... Regards, Tigran Rania Mzid wrote: > Hi all, > > I am trying to use AVISPA in odrer to verify a security prtocol. The > proposed protocol use the identity based cryptography(IBC). > I want to ask please if AVISPA supports the IBC ? > > Thank you in advance > regards, > Rania > > > > > ------------------------------------------------------------------------ > > _______________________________________________ > Avispa-users mailing list > Avispa-users at avispa-project.org > http://mail63.csoft.net/mailman/listinfo/avispa-users > From ramu.tanguturi at gmail.com Tue Feb 23 01:50:08 2010 From: ramu.tanguturi at gmail.com (Tanguturi Ramu) Date: Tue, 23 Feb 2010 12:20:08 +0530 Subject: [Avispa-users] how to know the strength of an algorithm Message-ID: Hi, This is Ramu, I have an algorithm with public key cryptography. Can anyone tell me, how to know the strength of that algorithm...? -- Regards, Tanguturi Ramu. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mail63.csoft.net/pipermail/avispa-users/attachments/20100223/be51a881/attachment.htm