Public-Key Cryptography -- PKC 2015: 18th IACR International Conference on Practice and Theory in Public-Key Cryptography, Gaithersburg, MD, USA, March 30 -- April 1, 2015, Proceedings

Front Matter....Pages I-XIV
Front Matter....Pages 1-1
Simulation-Based Selective Opening CCA Security for PKE from Key Encapsulation Mechanisms....Pages 3-26
On the Selective Opening Security of Practical Public-Key Encryption Schemes....Pages 27-51
How Secure is Deterministic Encryption?....Pages 52-73
Front Matter....Pages 75-75
Divisible E-Cash Made Practical....Pages 77-100
Anonymous Transferable E-Cash....Pages 101-124
Front Matter....Pages 125-125
Collision of Random Walks and a Refined Analysis of Attacks on the Discrete Logarithm Problem....Pages 127-149
A Polynomial-Time Key-Recovery Attack on MQQ Cryptosystems....Pages 150-174
A Polynomial-Time Attack on the BBCRS Scheme....Pages 175-193
Algebraic Cryptanalysis of a Quantum Money Scheme The Noise-Free Case....Pages 194-213
Front Matter....Pages 215-215
Digital Signatures from Strong RSA without Prime Generation....Pages 217-235
Short Signatures with Short Public Keys from Homomorphic Trapdoor Functions....Pages 236-255
Tightly-Secure Signatures from Chameleon Hash Functions....Pages 256-279
Front Matter....Pages 281-281
Two-Server Password-Authenticated Secret Sharing UC-Secure Against Transient Corruptions....Pages 283-307
Adaptive Witness Encryption and Asymmetric Password-Based Cryptography....Pages 308-331
Public-Key Encryption Indistinguishable Under Plaintext-Checkable Attacks....Pages 332-352
Front Matter....Pages 353-353
Strongly-Optimal Structure Preserving Signatures from Type II Pairings: Synthesis and Lower Bounds....Pages 355-376
A Profitable Sub-prime Loan: Obtaining the Advantages of Composite Order in Prime-Order Bilinear Groups....Pages 377-398
Front Matter....Pages 399-399
Simpler Efficient Group Signatures from Lattices....Pages 401-426
Group Signatures from Lattices: Simpler, Tighter, Shorter, Ring-Based....Pages 427-449
Secure Efficient History-Hiding Append-Only Signatures in the Standard Model....Pages 450-473
Front Matter....Pages 475-475
One-Round Key Exchange with Strong Security: An Efficient and Generic Construction in the Standard Model....Pages 477-494
Additively Homomorphic UC Commitments with Optimal Amortized Overhead....Pages 495-515
Interactive Message-Locked Encryption and Secure Deduplication....Pages 516-538
Faster ECC over $$\mathbb {F}_{2^{521}-1}$$ ....Pages 539-553
Front Matter....Pages 555-555
Continuous Non-malleable Key Derivation and Its Application to Related-Key Security....Pages 557-578
A Tamper and Leakage Resilient von Neumann Architecture....Pages 579-603
Low Noise LPN: KDM Secure Public Key Encryption and Sample Amplification....Pages 604-626
Front Matter....Pages 627-627
Adaptive Proofs of Knowledge in the Random Oracle Model....Pages 629-649
Making Sigma-Protocols Non-interactive Without Random Oracles....Pages 650-670
Front Matter....Pages 671-671
Bootstrapping BGV Ciphertexts with a Wider Choice of $$p$$ and $$q$$ ....Pages 673-698
Packing Messages and Optimizing Bootstrapping in GSW-FHE....Pages 699-715
Simple Lattice Trapdoor Sampling from a Broad Class of Distributions....Pages 716-730
Front Matter....Pages 731-731
Simple Functional Encryption Schemes for Inner Products....Pages 733-751
Predicate Encryption for Multi-dimensional Range Queries from Lattices....Pages 752-776
On the Practical Security of Inner Product Functional Encryption....Pages 777-798
Identity-Based Encryption with (Almost) Tight Security in the Multi-instance, Multi-ciphertext Setting....Pages 799-822
Back Matter....Pages 823-824