This book constitutes the refereed proceedings of the 6th International Conference on Security and Cryptology for Networks, SCN 2008, held in Amalfi, Italy, in September 2008. The book contains one invited talk and 26 revised full papers which were carefully reviewed and selected from 71 submissions.

Invited Talk.- Storage Encryption: A Cryptographer’s View.- Session 1: Implementations.- Implementing Two-Party Computation Efficiently with Security Against Malicious Adversaries.- CLL: A Cryptographic Link Layer for Local Area Networks.- Faster Multi-exponentiation through Caching: Accelerating (EC)DSA Signature Verification.- Session 2: Protocols I.- Privacy Preserving Data Mining within Anonymous Credential Systems.- Improved Privacy of the Tree-Based Hash Protocols Using Physically Unclonable Function.- Session 3: Encryption I.- Two Generic Constructions of Probabilistic Cryptosystems and Their Applications.- Cramer-Shoup Satisfies a Stronger Plaintext Awareness under a Weaker Assumption.- Session 4: Encryption II.- General Certificateless Encryption and Timed-Release Encryption.- Efficient Certificate-Based Encryption in the Standard Model.- Session 5: Primitives.- An Improved Robust Fuzzy Extractor.- On Linear Secret Sharing for Connectivity in Directed Graphs.- Session 6: Signatures.- Expressive Subgroup Signatures.- Anonymous Proxy Signatures.- Multisignatures Using Proofs of Secret Key Possession, as Secure as the Diffie-Hellman Problem.- Session 7: Hardware and Cryptanalysis.- Using Normal Bases for Compact Hardware Implementations of the AES S-Box.- A New Analysis of the McEliece Cryptosystem Based on QC-LDPC Codes.- Full Cryptanalysis of LPS and Morgenstern Hash Functions.- A New DPA Countermeasure Based on Permutation Tables.- Session 8: Protocols II.- Simplified Submission of Inputs to Protocols.- Unconditionally Reliable and Secure Message Transmission in Directed Networks Revisited.- Session 9: Encryption III.- Linear Bandwidth Naccache-Stern Encryption.- Immunising CBC Mode Against Padding Oracle Attacks: A Formal Security Treatment.- ConstructingStrong KEM from Weak KEM (or How to Revive the KEM/DEM Framework).- Session 10: Key Exchange.- New Anonymity Notions for Identity-Based Encryption.- A Universally Composable Group Key Exchange Protocol with Minimum Communication Effort.- An Identity-Based Key Agreement Protocol for the Network Layer.

This book constitutes the refereed proceedings of the 6th International Conference on Security and Cryptology for Networks, SCN 2008, held in Amalfi, Italy, in September 2008. The book contains one invited talk and 26 revised full papers which were carefully reviewed and selected from 71 submissions. The papers are organized in topical sections on Implementations, Protocols, Encryption, Primitives, Signatures, Hardware and Cryptanalysis, and Key Exchange.

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