The papers in this voluriic were presented at the CHYP'I'O 'SS conf- ence on theory and applications of cryptography, Iicld August 21-2,j. 19SS in Sarita Uarbara, ('alifornia. The conference was sponsored hy the Int- national AssociatioIi for C'ryptologic Research (IAC'R) and hosted by the computer science depart incnt at the llniversity of California at Sarita D- ha ra . 'rile 4-1 papers presented hcrc coniprise: 35 papers selected from 61 - tcwded abstracts subniittctl in response to the call for papcrs, 1 invitcd prv sentations, and 6 papers sclccted from a large niiiii1,cr of informal ~UIIIJ) sewion present at ionc. The papers wcrc chosen by the program committee on the ljais of tlic perceived originality, quality and relevance to the field of cryptography of the cxtcndcd allst ract5 suhriiitted. 'I'hc su1,missioris wv riot otlierwise rc.fcrcc(l. a~id ofteri rcprescnt prcliininary reports on continuing rcscarc.11. It is a pleasure to tharik many colleagues. Ilarold Iredrickscri sing- made CRJ'PTO '88 a successful realit,y. Eric Dacli, Pad Ijnrret. haridedly Tom Bersori, Gilles Brassard, Ocled Goldreich, Andrew Odlyzko. C'liarles Rackoff arid Ron Rivest did excellerit work on the program comrriittcc in piittirig the technical program together, assisted by kind outsick reviekvers.

Klappentext

The papers in this voluriic were presented at the CHYP'I'O 'SS conf- ence on theory and applications of cryptography, Iicld August 21-2,j. 19SS in Sarita Uarbara, ('alifornia. The conference was sponsored hy the Int- national AssociatioIi for C'ryptologic Research (IAC'R) and hosted by the computer science depart incnt at the llniversity of California at Sarita D- ha ra . 'rile 4-1 papers presented hcrc coniprise: 35 papers selected from 61 - tcwded abstracts subniittctl in response to the call for papcrs, 1 invitcd prv sentations, and 6 papers sclccted from a large niiiii1,cr of informal ~UIIIJ) sewion present at ionc. The papers wcrc chosen by the program committee on the lja\is of tlic perceived originality, quality and relevance to the field of cryptography of the cxtcndcd allst ract5 suhriiitted. 'I'hc su1,missioris wv riot otlierwise rc.fcrcc(l. a~id ofteri rcprescnt prcliininary reports on continuing rcscarc.11. It is a pleasure to tharik many colleagues. Ilarold Iredrickscri sing- made CRJ'PTO '88 a successful realit,y. Eric Dacli, Pad Ijnrret. haridedly Tom Bersori, Gilles Brassard, Ocled Goldreich, Andrew Odlyzko. C'liarles Rackoff arid Ron Rivest did excellerit work on the program comrriittcc in piittirig the technical program together, assisted by kind outsick reviekvers.

Inhalt
Cryptographic Primitives.- Weakening Security Assumptions and Oblivious Transfer.- Limits on the Provable Consequences of One-way Permutations.- Generalized Secret Sharing and Monotone Functions.- Zero-Knowledge.- Everything Provable is Provable in Zero-Knowledge.- A Perfect Zero-Knowledge Proof for a Problem Equivalent to Discrete Logarithm.- Zero-Knowledge With Finite State Verifiers.- Number Theory.- Intractable Problems in Number Theory.- A Family of Jacobians Suitable for Discrete Log Cryptosystems.- Computation of Approximate L-th Roots Modulo n and Application to Cryptography.- Cryptanalysis.- On the McEliece Public-Key Cryptosystem.- A Constraint Satisfaction Algorithm for the Automated Decryption of Simple Substitution Ciphers.- Pseudorandomness.- On the Existence of Pseudorandom Generators.- On The Randomness of Legendre and Jacobi Sequences.- Efficient, Perfect Random Number Generators.- Signatures and Authentication.- How To Sign Given Any Trapdoor Function.- A Paradoxical Indentity-Based Signature Scheme Resulting from Zero-Knowledge.- A Modification of the Fiat-Shamir Scheme.- An Improvement of the Fiat-Shamir Identification and Signature Scheme.- On the Theory of Security I.- A Basic Theory of Public and Private Cryptosystems.- Proving Security Against Chosen Ciphertext Attacks.- Non-Interactive Zero-Knowledge with Preprocessing.- On the Theory of Security II.- The Noisy Oracle Problem.- On Generating Solved Instances of Computational Problems.- Bounds and Constructions for Authentication - Secrecy Codes with Splitting.- Protocols.- Untraceable Electronic Cash.- Payment Systems and Credential Mechanisms with Provable Security Against Abuse by Individuals.- A Universal Problem in Secure and Verifiable Distributed Computation.- Security Concerns.- AnAbstract Theory of Computer Viruses.- Abuses in Cryptography and How to Fight Them.- How to (Really) Share a Secret.- Linear Complexity.- The Strict Avalanche Criterion: Spectral Properties of Boolean Functions and an Extended Definition.- On the Linear Syndrome Method in Cryptanalysis.- Aperiodic Linear Complexities of de Bruijn Sequences.- Systems.- The Application of Smart Cards for Rsa Digital Signatures in a Network Comprising Both Interactive and Store-and-Forward Facilities.- Speeding Up Secret Computations with Insecure Auxiliary Devices.- Developing Ethernet Enhanced-Security System.- A Secure Audio Teleconference System.- Short Rump Session Presentations.- Diffie-Hellman is as Strong as Discrete Log for Certain Primes.- Secret Error-Correcting Codes (SECC).- The Detection of Cheaters in Threshold Schemes.- On the Power of 1-way Functions.- Practical IP ? MA.- Zero-Knowledge Authentication Scheme with Secret Key Exchange.