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pro vyhledávání: '"Katriel Cohn-Gordon"'
Publikováno v:
CCS
The standard definition of security for digital signatures - existential unforgeability - does not ensure certain properties that protocol designers might expect. For example, in many modern signature schemes, one signature may verify against multipl
Publikováno v:
Advances in Cryptology – CRYPTO 2019 ISBN: 9783030269531
CRYPTO (3)
Lecture Notes in Computer Science
Lecture Notes in Computer Science-Advances in Cryptology – CRYPTO 2019
Advances in Cryptology – CRYPTO 2019-39th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 18–22, 2019, Proceedings, Part III
CRYPTO (3)
Lecture Notes in Computer Science
Lecture Notes in Computer Science-Advances in Cryptology – CRYPTO 2019
Advances in Cryptology – CRYPTO 2019-39th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 18–22, 2019, Proceedings, Part III
In this paper we give nearly-tight reductions for modern implicitly authenticated Diffie-Hellman protocols in the style of the Signal and Noise protocols, which are extremely simple and efficient. Unlike previous approaches, the combination of nearly
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a7d820eba953320dbbb44a5c2e489f84
https://doi.org/10.1007/978-3-030-26954-8_25
https://doi.org/10.1007/978-3-030-26954-8_25
Publikováno v:
CCS
In the past few years secure messaging has become mainstream, with over a billion active users of end-to-end encryption protocols such as Signal. The Signal Protocol provides a strong property called post-compromise security to its users. However, it
Publikováno v:
CSF
In this work we study communication with a party whose secrets have already been compromised. At first sight, it may seem impossible to provide any type of security in this scenario. However, under some conditions, practically relevant guarantees can