Topics In Cryptology - Ct-rsa 2009 The Cryptographers' Track At The Rsa Conferen

Identity-based Encryption.- Adaptive-id Secure Revocable Identity-based Encryption.- An Efficient Encapsulation Scheme From Near Collision Resistant Pseudorandom Generators And Its Application To Ibe-to-pke Transformations.- Universally Anonymous Ibe Based On The Quadratic Residuosity Assumption.- Protocol Analysis.- Attacks On The Dect Authentication Mechanisms.- Comparison-based Key Exchange And The Security Of The Numeric Comparison Mode In Bluetooth V2.1.- Two-party Protocols.- Key Insulation And Intrusion Resilience Over A Public Channel.- Statistically Hiding Sets.- Adaptively Secure Two-party Computation With Erasures.- More Than Signatures.- Short Redactable Signatures Using Random Trees.- Divisible On-lineoff-line Signatures.- Collisions For Hash Functions.- Speeding Up Collision Search For Byte-oriented Hash Functions.- Hard And Easy Components Of Collision Search In The Zmor-tillich Hash Function: Attacks And Reduced Variants With Equivalent Security.- Cryptanalysis.- A Statistical Saturation Attack Against The Block Cipher Present.- Practical Attacks On Masked Hardware.- Cryptanalysis Of Ctc2.- Alternative Encryption.- A Cca2 Secure Public Key Encryption Scheme Based On The Mceliece Assumptions In The Standard Model.- Square, A Multivariate Encryption Scheme.- Privacy And Anonymity.- Communication-efficient Private Protocols For Longest Common Subsequence.- Key-private Proxy Re-encryption.- Dynamic Universal Accumulators For Ddh Groups And Their Application To Attribute-based Anonymous Credential Systems.- Effciency Improvements.- Practical Short Signature Batch Verification.- Single-layer Fractal Hash Chain Traversal With Almost Optimal Complexity.- Recursive Double-size Modular Multiplications Without Extra Cost For Their Quotients.- Multi-party Protocols.- Constant-rounds, Almost-linear Bit-decomposition Of Secret Shared Values.- Local Sequentiality Does Not Help For Concurrent Composition.- Security Of Encryption Schemes.- Breaking And Repairing Damg