Theory of Cryptography

Proof-Carrying Data from Accumulation Schemes.- Linear-Time Arguments with Sublinear Verification from Tensor Codes.- Barriers for Succinct Arguments in the Random Oracle Model.- Accumulators in (and Beyond) Generic Groups: Non-Trivial Batch Verification Requires Interaction.- Batch Verification and Proofs of Proximity with Polylog Overhead.- Batch Verification for Statistical Zero Knowledge Proofs.- Public-Coin Zero-Knowledge Arguments with (almost) Minimal Time and Space Overheads.- On the Price of Concurrency in Group Ratcheting Protocols.- Stronger Security and Constructions of Multi-Designated Verifier Signatures.- Continuous Group Key Agreement with Active Security.- Round Optimal Secure Multiparty Computation from Minimal Assumptions.- Reusable Two-Round MPC from DDH.- Mr NISC: Multiparty Reusable Non-Interactive Secure Computation.- Secure Massively Parallel Computation for Dishonest Majority.- Towards Multiparty Computation Withstanding Coercion of All Parties.- SynchronousConstructive Cryptography.- Topology-Hiding Communication from Minimal Assumptions..- Information-Theoretic 2-Round MPC without Round Collapsing: Adaptive Security, and More.- On Statistical Security in Two-Party Computation.- The Resiliency of MPC with Low Interaction: The Revisiting Fairness in MPC: Polynomial Number of Parties and General Adversarial Structures.- On the Power of an Honest Majority in Three-Party Computation Without Broadcast.- A Secret-Sharing Based MPC Protocol for Boolean Circuits with Good Amortized Complexity.- On the Round Complexity of the Shuffle Model.