Security analysis and improvements for the IETF MLS standard for group messaging

DOI10.1007/978-3-030-56784-2_9zbMath1501.94024OpenAlexW2982482325MaRDI QIDQ2096486

Yiannis Tselekounis, Sandro Coretti, Joël Alwen, Yevgeniy Dodis

Publication date: 9 November 2022

Full work available at URL: https://doi.org/10.1007/978-3-030-56784-2_9

zbMATH Keywords

forward secrecysecure messaging protocols

Mathematics Subject Classification ID

Cryptography (94A60)

Related Items (16)

Multicast key agreement, revisited ⋮ Multi-designated receiver signed public key encryption ⋮ CoCoA: concurrent continuous group key agreement ⋮ Asymmetric group message franking: definitions and constructions ⋮ Unidirectional updatable encryption and proxy re-encryption from DDH ⋮ A more complete analysis of the signal double ratchet algorithm ⋮ On the insider security of MLS ⋮ Forward-secure encryption with fast forwarding ⋮ On the worst-case inefficiency of CGKA ⋮ On secure ratcheting with immediate decryption ⋮ Strongly anonymous ratcheted key exchange ⋮ On active attack detection in messaging with immediate decryption ⋮ Fork-resilient continuous group key agreement ⋮ The cost of adaptivity in security games on graphs ⋮ Grafting key trees: efficient key management for overlapping groups ⋮ Updatable public key encryption in the standard model

Uses Software

• Iolus

Cites Work

• Unnamed Item
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• Efficient ratcheting: almost-optimal guarantees for secure messaging
• Adaptive Security of Constrained PRFs
• Public Key Broadcast Encryption for Stateless Receivers
• Adaptive Security of Yao’s Garbled Circuits
• A Quasipolynomial Reduction for Generalized Selective Decryption on Trees
• Tackling Adaptive Corruptions in Multicast Encryption Protocols

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