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Two -Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures

Two -Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures

Two -Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures. Ravi Sandhu. Joint work with Shouhuai Xu. Roadmap. Motivation Cryptographic preliminaries First scheme: TPAKE-HTSig Second scheme: LW-TSig Related work. Motivation.

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332 views • 31 slides
Two -Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures

Two -Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures

Two -Efficient and Provably Secure Schemes for Server-Assisted Threshold Signatures. Ravi Sandhu. Joint work with Shouhuai Xu. Roadmap. Motivation Cryptographic preliminaries First scheme: TPAKE-HTSig Second scheme: LW-TSig Related work. Motivation.

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325 views • 31 slides
Ad Hoc Networks Routing Security

Ad Hoc Networks Routing Security

Ad Hoc Networks Routing Security. Shambhu Upadhyaya Wireless Network Security CSE 566 (Lecture 28). The Black Hole Problem in Current AODV Protocol. AODV is an important on-demand routing protocol that creates routes only when desired by the source node

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498 views • 27 slides
MOCA : Mobile Certificate Authority for Wireless Ad Hoc Networks

MOCA : Mobile Certificate Authority for Wireless Ad Hoc Networks

MOCA : Mobile Certificate Authority for Wireless Ad Hoc Networks. Seung Yi, Robin Kravets. The 2nd Annual PKI Research Workshop (PKI 2003). September. 25, 2003 Presented by Sookhyun, Yang. Contents. Introduction Background Requirements MOCA (MObile Certificate Authority) Framework

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345 views • 16 slides

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