Public Key Cryptography PKC 2008 [electronic resource] : 11th International Workshop on Practice and Theory in Public-Key Cryptography, Barcelona, Spain, March 9-12, 2008. Proceedings / edited by Ronald Cramer.

Session I: Algebraic and Number Theoretical Cryptanalysis (I) -- Total Break of the ?-IC Signature Scheme -- Recovering NTRU Secret Key from Inversion Oracles -- Solving Systems of Modular Equations in One Variable: How Many RSA-Encrypted Messages Does Eve Need to Know? -- Session II: Theory of Public Key Encryption -- Relations Among Notions of Plaintext Awareness -- Completely Non-malleable Encryption Revisited -- Invited Talk I -- Cryptographic Test Correction -- Session III: Digital Signatures (I) -- Off-Line/On-Line Signatures: Theoretical Aspects and Experimental Results -- Construction of Universal Designated-Verifier Signatures and Identity-Based Signatures from Standard Signatures -- Proxy Signatures Secure Against Proxy Key Exposure -- Session IV: Identification, Broadcast and Key Agreement -- Lattice-Based Identification Schemes Secure Under Active Attacks -- Efficient Simultaneous Broadcast -- SAS-Based Group Authentication and Key Agreement Protocols -- Session V: Implementation of Fast Arithmetic -- An Optimized Hardware Architecture for the Montgomery Multiplication Algorithm -- New Composite Operations and Precomputation Scheme for Elliptic Curve Cryptosystems over Prime Fields -- Session VI: Digital Signatures (II) -- Online-Untransferable Signatures -- Security of Digital Signature Schemes in Weakened Random Oracle Models -- A Digital Signature Scheme Based on CVP ??? -- Session VII: Algebraic and Number Theoretical Cryptanalysis (II) -- An Analysis of the Vector Decomposition Problem -- A Parameterized Splitting System and Its Application to the Discrete Logarithm Problem with Low Hamming Weight Product Exponents -- Session VIII: Public Key Encryption -- Certificateless Encryption Schemes Strongly Secure in the Standard Model -- Unidirectional Chosen-Ciphertext Secure Proxy Re-encryption -- Public Key Broadcast Encryption with Low Number of Keys and Constant Decryption Time.

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