Selected presentations and publications

Recent Presentations

Selected Publications

(You may need a postscript (.ps) previewer or an acrobat (.pdf) reader for some of these.)
  1. Efficient Electronic Cash: New Notions and Techniques (1.15 Mb), my Ph.D. thesis. Browse the abstract, or you may choose to download the compressed postscript (500Kb). Other options available, but you have to contact me first... Note: the RBC protocol in Chapter 5 must be corrected (as in the "easy come-easy go divisible cash" below). A corrected version will be posted here shortly.
  2. Decision oracles are equivalent to matching oracles, with Helena Handschuh and Moti Yung. To appear in 1999 International Workshop on Practice and Theory in Public Key Cryptography '99 (PKC '99), Kamakura, Japan, March 1-3 1999.
  3. Easy come-easy go divisible cash, (updated version, GTE Tech report with corrections on RBC) with Yair Frankel and Agnes Chan. Eurocrypt '98, Lecture Notes in Computer Science, Elsinki, Finland, May 31-June 4 '98. pp. 561-575. Abstract and compressed postscript are also available.
  4. Indirect Discourse Proofs: Achieving Fair Off-Line Electronic Cash, with Yair Frankel and Moti Yung. Asiacrypt '96, Lecture Notes in Computer Science 1163, pages 286-300, November 3-7, South Korea. Abstract, compressed postscript.
  5. On the security of ElGamal-based encryption, with Moti Yung. In 1998 International Workshop on Practice and Theory in Public Key Cryptography (PKC '98), February 5-6, Yokohama, Japan. Abstract, compressed postscript, powerpoint slides.
  6. Exact Analysis of Exact Change, with Yair Frankel and Boaz Patt-Shamir. The 5th Israel Symposium on the Theory of Computing Systems (ISTCS '97), June 17-19, Ran-Gatan Israel, pages 107-119, IEEE Computer Society Press.

  7. Abstract, powerpoint slides, compressed postscript.
  8. Efficient key distribution for slow computing devices: Achieving fast over-the-air activation for wireless systems, with Chris Carroll and Yair Frankel. In IEEE Symposium on Security and Privacy (S&P '98), May 3-6 '98, Oakland, CA. Astract, pdf, compressed postscript. Copyright, IEEE.
  9. Anonymity Control in E-Cash Systems, with George Davida, Yair Frankel and Moti Yung. Financial Cryptography '97, Anguilla, British West Indies, February 24-27. Abstract, compressed postscript.
  10. Misrepresentation of identities in e-cash schemes and how to prevent it, with Agnes Chan, Yair Frankel, and Phil MacKenzie. Asiacrypt '96, Lecture Notes in Computer Science 1163, pages 276-285, November 3-7, South Korea. Abstract, compressed postscript.
  11. Fair Off-Line Cash made easy, Asiacrypt '98, Beijing, China, October 18-22. Lecture Notes in Computer Science.  Compressed postscript.

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    Corrections on "Fair Off-Line E-Cash":

Detailed vitae

Contact information for Yiannis Tsiounis, and links to crypto-related and e-cash cites.

This cite has been accessed  times since December 4, 1997.

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