Authentication and Fraud Detection -- Phoolproof Phishing Prevention -- A Protocol for Secure Public Instant Messaging -- Using Automated Banking Certificates to Detect Unauthorised Financial Transactions -- Privacy -- Privacy in Encrypted Content Distribution Using Private Broadcast Encryption -- A Private Stable Matching Algorithm -- Private Policy Negotiation -- Reputation and Mix-Nets -- Uncheatable Reputation for Distributed Computation Markets -- An Efficient Publicly Verifiable Mix-Net for Long Inputs -- Auditable Privacy: On Tamper-Evident Mix Networks -- Short Papers -- A Practical Implementation of Secure Auctions Based on Multiparty Integer Computation -- Defeating Malicious Servers in a Blind Signatures Based Voting System -- Pairing Based Threshold Cryptography Improving on Libert-Quisquater and Baek-Zheng -- Credit Transfer for Market-Based Infrastructure -- A Note on Chosen-Basis Decisional Diffie-Hellman Assumptions -- Cryptanalysis of a Partially Blind Signature Scheme or How to Make $100 Bills with $1 and $2 Ones -- Conditional Financial Cryptography -- A Generic Construction for Token-Controlled Public Key Encryption -- Timed-Release and Key-Insulated Public Key Encryption -- Conditional Encrypted Mapping and Comparing Encrypted Numbers -- Revisiting Oblivious Signature-Based Envelopes -- Payment Systems -- Provably Secure Electronic Cash Based on Blind Multisignature Schemes -- Efficient Provably Secure Restrictive Partially Blind Signatures from Bilinear Pairings -- Privacy-Protecting Coupon System Revisited -- Efficient Protocols -- Efficient Broadcast Encryption Scheme with Log-Key Storage -- Efficient Correlated Action Selection -- Efficient Cryptographic Protocols Realizing E-Markets with Price Discrimination.