Invited Talks -- On Bluetooth Repairing: Key Agreement Based on Symmetric-Key Cryptography -- You Can Prove So Many Things in Zero-Knowledge -- Identity Based Cryptography -- Improvements on Security Proofs of Some Identity Based Encryption Schemes -- An ID-Based Verifiable Encrypted Signature Scheme Based on Hess’s Scheme -- ID-Based Signature Scheme Without Trusted PKG -- Security Modelling…