Tightly-secure authenticated key exchange, revisited

DOI10.1007/978-3-030-77870-5_5zbMath1479.94325OpenAlexW3096322229MaRDI QIDQ2056675

Doreen Riepel, Sven Schäge, Eike Kiltz, Tibor Jager

Publication date: 8 December 2021

Full work available at URL: https://doi.org/10.1007/978-3-030-77870-5_5

zbMATH Keywords

tightnessauthenticated key exchangeforward securitynon-committing encryption

Mathematics Subject Classification ID

Cryptography (94A60) Authentication, digital signatures and secret sharing (94A62)

Related Items (18)

Signed Diffie-Hellman key exchange with tight security ⋮ An efficient and generic construction for signal's handshake (X3DH): post-quantum, state leakage secure, and deniable ⋮ Authenticated key exchange and signatures with tight security in the standard model ⋮ Tightness subtleties for multi-user PKE notions ⋮ Optimal tightness for chain-based unique signatures ⋮ On the concrete security of TLS 1.3 PSK mode ⋮ Multi-user CDH problems and the concrete security of \(\mathsf{NAXOS}\) and \(\mathsf{X3DH}\) ⋮ Multi-instance secure public-key encryption ⋮ Lattice-based signatures with tight adaptive corruptions and more ⋮ Compact and tightly selective-opening secure public-key encryption schemes ⋮ On optimal tightness for key exchange with full forward secrecy via key confirmation ⋮ Key encapsulation mechanism with tight enhanced security in the multi-user setting: impossibility result and optimal tightness ⋮ Lattice-based authenticated key exchange with tight security ⋮ Tightly-secure authenticated key exchange, revisited ⋮ More efficient digital signatures with tight multi-user security ⋮ An efficient and generic construction for Signal's handshake (X3DH): post-quantum, state leakage secure, and deniable ⋮ Signed (group) Diffie-Hellman key exchange with tight security ⋮ Efficient and tight oblivious transfer from PKE with tight multi-user security

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