*
*Copyright (c) 1994 by DigiCash bv.

"A New Paradigm for Individuals in the Information Age," D. Chaum,

"Achieving Electronic Privacy ," D. Chaum, (invited) *Scientific
American*, August 1992, pp. 96-101

"An Efficient Credential Mechanism Allowing an Unlimited Number of Credential Types," D. Chaum
& J.-H. Evertse. *Unpublished*.

"An Improved Protocol for Demonstrating Possession of a Discrete Logarithm and Some
Generalizations," D. Chaum, J.-H. Evertse, & J. van de Graaf, *Advances in Cryptology
EUROCRYPT '87*, D. Chaum & W.L. Price (Eds.), Springer-Verlag, pp. 127-141.

"A Provably Secure and Fast Message Authentication Scheme," D. Chaum & Maarten van der Ham,
*Unpublished.*

*
*"A Secure and Privacy-Protecting Protocol for Transmitting Personal Information Between
Organizations," D. Chaum & J.-H. Evertse, *Advances in CryptologyCRYPTO '86*, A.M.
Odlyzko (Ed.), Springer-Verlag, pp. 118-167.

"An Interactive Signature Scheme" D. Chaum & N.J. Ferguson, *Unpublished*.

"Attacks on some RSA Signature Schemes," D. Chaum & W. de Jonge, *Advances in
CryptologyCRYPTO '85*, H.C. Williams (Ed.), Springer-Verlag, pp. 18-27.

"Blind Signatures for Untraceable Payments," D. Chaum, *Advances in CryptologyProceedings of
Crypto 82*, D. Chaum, R.L. Rivest, & A.T. Sherman (Eds.), Plenum, pp. 199-203.

"Blinding for Unanticipated Signatures," D. Chaum, *Advances in CryptologyEUROCRYPT '87*,
D. Chaum & W.L. Price (Eds.), Springer-Verlag, pp. 227-233.

"Combining Secrets in Most Concealing Ways: Dynamic Graphs for Restricted Choices in Hidden Key
Transformations," B. den Boer & D. Chaum. *Unpublished.*

*
*"Computer Systems Established, Maintained, and Trusted by Mutually Suspicious Groups," D.
Chaum, Dissertation, Computer Science, UC Berkeley, June 1982.

"Convertible Undeniable Signatures," D. Chaum, I. Damgard, & T. Pedersen, *Advances in
CryptologyCRYPTO '90*, A.J. Menezes & S.A. Vanstone (Eds.), Springer-Verlag, pp. 189-
205.

"Cryptanalysis of DES with a Reduced Number of Rounds: Sequences of Linear Factors in Block
Ciphers," D. Chaum & J.-H. Evertse, *Advances in Cryptology**CRYPTO '85*, H.C.
Williams (Ed.), Springer-Verlag, pp. 192-211.

"Cryptographically Strong Undeniable Signatures, Unconditionally Secure for the Signer" D. Chaum, E.
van Heijst & B. Pfitzmann, *Advances in CryptologyCRYPTO '91*, J. Feigenbaum (Ed.),
Springer-Verlag, pp. 470-484.

"Demonstrating Possession of a Discrete Log Without Revealing It," D. Chaum, J.-H. Evertse, J. van de
Graaf, & R. Peralta, *Advances in CryptologyCRYPTO '86*, A.M. Odlyzko (Ed.), Springer-
Verlag, pp. 200-212.

"Demonstrating that a Public Predicate can be Satisfied Without Revealing any Information About How,"
D. Chaum, *Advances in CryptologyCRYPTO '86*, A.M. Odlyzko (Ed.), Springer-Verlag, pp.
195-199.

"Design Concepts for Tamper-Responding Systems," D. Chaum, *Advances in Cryptology
Proceedings of Crypto 83*, D. Chaum (Ed.), Plenum, pp. 387-392.

"Direct Zero Knowledge Proofs of Computational Power in Five Rounds, "T. Okamoto, K. Ohta, &
D. Chaum, *Advances in CryptologyEUROCRYPT '91*, D.W. Davies (Ed.), Springer-Verlag, pp.
96-105.

"Efficient Offline Electronic Checks," B. den Boer, D. Chaum, E. van Heyst, S. Mjxlsnes, & A.
Steenbeek, *Advances in CryptologyEUROCRYPT '89*, J.-J. Quisquater & J. Vandewalle
(Eds.), Springer-Verlag, pp. 294-301.

"Elections with Unconditionally Secret Ballots and Disruption Equivalent to Breaking RSA," D. Chaum,
*Advances in CryptologyEUROCRYPT '88*, C.G. Gunther (Ed.), Springer-Verlag, pp. 177-
182.

"Gradual and Verifiable Release of a Secret," E.F. Brickell, D. Chaum, I.B. Damgerd, & J. van de
Graaf, *Advances in CryptologyCRYPTO ' 87*, C. Pomerance (Ed.), Springer-Verlag, pp. 156-
166.

"Group Signatures," D. Chaum & E van Heyst, *Advances in CryptologyEUROCRYPT '91*,
D.W. Davies (Ed.), Springer-Verlag, pp. 257-265

"Highly Secure But Untraceable Transactions," D. Chaum, Proceedings of IFIP SEC'86, North-Holland, to appear.

"How to Keep a Secret Alive: Extensible Partial Key, Key Safeguarding and Threshold Systems," D.
Chaum, *Advances in CryptologyCRYPTO '84*, G. R Blakley & D. Chaum (Eds.), Springer-
Verlag, pp. 481-485.

"Implementating Capability Based Protection Using Encryption," D. Chaum & R.S. Fabry, *UC
Berkeley Memorandum *UCB/ERL M78/46.

"Minimum Disclosure Proofs of Knowledge," G. Brassard, D. Chaum & C. Crhpeau, (invited)
J*ournal of Computer an Systems Sciences*, vol. 37 no. 2, 1988, pp.156-189.

"Multiparty Computations Ensuring Secrecy of Each Party's Input and Correctness of the Result," D.
Chaum, I.B. Damgerd, & J. van de Graaf, *Advances in Cryptolog*y*CRYPTO '87*,
C. Pomerance (Ed.), Springer-Verlag, pp. 87-119.

"Multiparty Unconditionally Secure Protocols," D. Chaum, C. Crhpeau & I. Damgerd,
*Proceedings of the Twentieth ACM Symposium on the Theory of Computing,* ACM, 1988, pp. 11-
19.

"Numbers Can Be a Better Form of Cash than Paper," D. Chaum, Smart Card 2000, D. Chaum (Ed.), North Holland, 1991, pp. 151-156 .

"Online Cash Checks," D. Chaum, *Advances in CryptologyEUROCRYPT '89*, J.J. Quisquater
& J. Vandewalle (Eds.), Springer-Verlag, pp. 288-293.

"Pay-as-you-go Poker & Showing Satisfiability of an Arbitrary Predicate Without Revealing How
Both as Secure as Factoring," D. Chaum, workshop record, Algorithms, randomness and complexity,
CIRM, Marseille-Luminy, March 1986. *Unpublished*.

"Prepaird Smart Card Techniques. A Brief Introduction and Comparison ., D.Chaum, 1993.

"Privacy Protected Payments: Unconditional Payer and/or Payee Untraceability," D. Chaum, Smart Card 2000, D. Chaum & I. Schaumuller-Bichl (Eds.), North Holland, 1989, pp. 69-93.

"Provably Unforgeable Signatures," D. Chaum & J. Bos, *Advances in CryptologyCRYPTO
'92*, Ernest F. Brickell (Ed), Springer-Verlag, pp. 1-14

"Provers Can Limit the Number of Verifiers," D. Chaum

"Security Without Identification: Transaction Systems to Make Big Brother Obsolete," D. Chaum,
(invited) *Communications* *of the ACM*, vol. 28 no. 10, October 1985 pp. 1030-1044;
Revised version (in Dutch) Informatie, pp. 213, 1987. Extended and revised version: Subtitled "Card
Computers to Make Big Brother Obsolete" (in German), Informatik-Spektrum, vol. 10, pp. 262-277 1987;
& Datenschutz und Datensicherung, no. 1, 1988, pp. 26-41.

"Showing Credentials without Identification: Signatures Transferred Between Unconditionally Unlinkable Pseudonyms," D. Chaum, Accepted but not Presented Auscrypt '89.

"Silo Watching" also known as "Verification by Anonymous Monitors," D. Chaum, *Advances in
Cryptologya Report on CRYPTO 81*, A Gersho (Ed.), U. of Cal., Santa Barbara, ECE Report No.
82-04, pp. 138-140.

"Smart Cash: A Practical Electronic Payment System," J. Bos & D. Chaum, CWI-Report CS-R9035, August 1990.

"Some Variations on RSA Signatures and Their Security," D. Chaum & W. de Jonge, *Advances
in CryptologyCRYPTO '86*, A.M. Odlyzko (Ed.), Springer-Verlag, pp. 49-59.

"Some Weaknesses of Weaknesses of Undeniable Signatures," D. Chaum, EUROCRYPT '91, D.W. Davies (Ed.), Springer-Verlag, pp. 554-556.

"The Dining Cryptographers Problem: Unconditional Sender Untraceability," D. Chaum, (invited) *
Journal of Cryptology*, vol. 1 no. 1, 1988, pp. 65-75.

"The spymasters Double Agent Problem: Multiparty Computations Secure Unconditionally from
Minorities and Cryptographically from Majorities," D. Chaum, *Advances in CryptologyCRYPTO
'89*, G. Brassard (Ed.), Springer-Verlag, pp. 591-601.

"Transferred money grows," D. Chaum & T.P. Pedersen, *Advances in CryptologyEurocrypt
'92*, R.A. Rueppel (Ed.), Springer-Verlag, pp. 89-105.

"Trust Relationships and Information Security," D. Chaum, (invited) *Proceedings of the National
Electronics Conference, 1981*.

"Unconditionally-Secure Digital Signatures," D. Chaum & S. Roijakkers, *Advances in
CryptologyCRYPTO '90*, Springer-Verlag, A.J. Menezes & S.A. Vanstone (Eds.), pp. 206-
214.

"Undeniable Signatures," D. Chaum & H. van Antwerpen, *Advances in Cryptology--CRYPTO
'89*, G. Brassard (Ed.), Springer-Verlag, pp. 212-216.

"Undeniable Signatures: Applications and Theory," J. Boyar, D. Chaum, I. Damgerd & T. Pedersen, July, 1991

"Untraceable Electronic Cash," D. Chaum, A. Fiat, & M. Naor, *Advances in Cryptology
CRYPTO '88*, S. Goldwasser (Ed.), Springer-Verlag, pp. 319-327.

"Untraceable Electronic Mail, Return Addresses, and Digital Pseudonyms," D. Chaum,
*Communications of the ACM*, vol. 24 no. 2, February, 1981.

"Wallet Databases with Observers," D. Chaum & T.P. Pedersen, *Advances in Cryptology
CRYPTO '92*, Ernest F. Brickell (Ed), Springer-Verlag, pp. 1-14

"Zero Information Circuits with DES," D. Chaum & B. den Boer. *Unpublished*.

"Zero-Knowledge Undeniable Signatures," D. Chaum, *Advances in CryptologyEUROCRYPT
'90*, I.B. Damgard (Ed.), Springer-Verlag, pp. 458-464.