Invited Talk -- ECRYPT: The Cryptographic Research Challenges for the Next Decade -- Reduction of Security/Primitives -- Relationships Between Diffie-Hellman and “Index Oracles” -- On the Security Notions for Public-Key Encryption Schemes -- Efficient Unconditional Oblivious Transfer from Almost Any Noisy Channel -- Signature Schemes -- A Provably Secure Short Transitive Signature Scheme fr…