1987.06.01-1987.06.05, invited, attended: Ramanujan Centenary Conference. University of Illinois at Urbana-Champaign. Travel funded by conference.
1988.08.08-1998.08.12, attended: AMS Centennial Celebration. Providence, Rhode Island.
1992.12.19-1992.12.22, attended: West Coast Number Theory Conference. Oregon State University, Corvallis.
1993.11.06-1993.11.07, attended: Western Section Meeting, American Mathematical Society (AMS). Harvey Mudd College, Claremont, California.
1994.01.12-1994.01.15, attended: Joint Meeting of the American Mathematical Society (AMS) and the Mathematical Association of America (MAA). Cincinnati Convention Center, Cincinnati, Ohio.
1994.04.30-1994.05.04, invited, attended: Computational Number Theory. Fields Institute, Waterloo, Ontario, Canada. Travel funded by conference.
1994.05.06-1994.05.09, attended: Algorithmic Number Theory Symposium (ANTS). Cornell University, Ithaca, New York.
1994.10.09-1994.10.14, invited, attended: Algorithms and Number Theory. Schloss Dagstuhl, Germany.
1995.01.04-1995.01.07, attended: Joint Meeting of the American Mathematical Society (AMS) and the Mathematical Association of America (MAA). Hilton, San Francisco, California.
1995.05.28-1995.06.03, invited, attended: Computational Number Theory. Mathematisches Forschungsinstitut, Oberwolfach, Germany.
1995.09.14-1995.09.16, attended: Computational Perspectives on Number Theory. University of Illinois at Chicago.
1995.12.02-1995.12.02, invited, attended: Midwest Algebraic Number Theory Day III. University of Michigan, Ann Arbor.
1996.05.12-1996.05.16, attended: Second Magma Conference on Computational Algebra. Marquette University, Milwaukee, Wisconsin.
1996.05.18-1996.05.23, refereed, attended: Algorithmic Number Theory Symposium (ANTS) II. University of Bordeaux, France.
1997.03.07-1997.03.09, invited, attended: Mathematics of Cryptography and Security. Southwest Regional Institute in the Mathematical Sciences (SWRIMS), University of Arizona, Tucson. Travel funded by conference.
1997.05.26-1997.05.30, invited, attended: Computational Aspects of Commutative Algebra and Algebraic Geometry. Schloss Dagstuhl, Germany. Travel funded by NSF DMS-9600083.
1997.10.24-1997.10.25, invited, attended: Special Session on Number Theory and Cryptography; Central Section Meeting, American Mathematical Society (AMS). University of Wisconsin at Milwaukee.
1998.06.21-1998.06.25, refereed, attended: Algorithmic Number Theory Symposium (ANTS) III. Reed College, Portland, Oregon. Travel funded by NSF DMS-9600083.
1998.07.06-1998.07.18, invited, attended: Coding and Cryptography. Institute for Mathematics and its Applications (IMA), University of Minnesota, Minneapolis. Travel funded by conference.
1998.09.12-1998.09.13, invited, attended: Special Session on Number Theory; Central Section Meeting, American Mathematical Society (AMS). DePaul University, Chicago, Illinois.
1998.10.25-1998.10.30, invited, attended: Algorithms and Number Theory. Schloss Dagstuhl, Germany. Travel funded by NSF DMS-9600083 and UIC MSCS startup funds.
1999.06.12-1999.06.17, attended: The Mathematics of Public-Key Cryptography. Fields Institute, Toronto, Ontario, Canada. Travel funded by NSF DMS-9600083.
1999.07.04-1999.07.10, invited, attended: Explicit Methods in Number Theory. Mathematisches Forschungsinstitut, Oberwolfach, Germany. Travel funded by NSF DMS-9600083 and UIC MSCS startup funds.
1999.10.11-1999.10.15, invited, attended: Workshop on Complexity of Equation Solving and Algebra; Foundations of Computational Mathematics. City University of Hong Kong.
2000.01.10-2000.01.14, invited, didn't attend: Workshop on Unusual Applications of Number Theory. Center for Discrete Mathematics and Theoretical Computer Science (DIMACS), Rutgers University, Piscataway, New Jersey. I turned down the invitation because this was the first week of my course on class field theory.
2000.04.07-2000.04.09, invited, attended: Special Session on Number Theory, Algorithms, and Cryptography; Central Section Meeting, American Mathematical Society (AMS). University of Notre Dame, Indiana. Travel funded by NSF DMS-9970409.
2000.05.20-2000.05.27, invited, attended: Millennial Conference in Number Theory. University of Illinois at Urbana-Champaign. Travel funded by NSF DMS-9970409.
2000.05.28-2000.05.29, attended: Workshop on Problems in Transcendence Theory. University of Illinois at Urbana-Champaign. Travel funded by NSF DMS-9970409.
2000.06.10-2000.06.13, invited, attended: Session on Cryptography and Number Theory, Canadian Mathematical Society summer meeting, MATH 2000. McMaster University, Hamilton, Ontario, Canada. Travel funded by NSF DMS-9970409.
2000.06.23-2000.06.28, invited, attended: Session on Algebraic Algorithms and Complexity, 6th IMACS Conference on Applications of Computer Algebra (ACA). Shuvalov Palace, St. Petersburg, Russia. Travel funded by NSF DMS-9970409. I have a journal describing this trip.
2000.07.03-2000.07.07, didn't attend: Algorithmic Number Theory Symposium (ANTS) IV. Leiden University, The Netherlands. The conference organizers established a ``no new research'' policy, so I didn't attend.
2000.07.25-2000.08.03, invited, attended: London Mathematical Society (LMS) Durham Symposium on Computational Number Theory. University of Durham, England. Travel funded by conference.
2000.08.14-2000.08.23, invited, attended: Clay Mathematics Institute Introductory Workshop in Algorithmic Number Theory. Mathematical Sciences Research Institute, Berkeley, California. Travel funded by conference.
2000.08.24-2000.08.26, attended: Lehmer conference. University of California at Berkeley.
2000.10.16-2000.10.20, invited, attended: Number-Theoretic Cryptography. Mathematical Sciences Research Institute, Berkeley, California. I was amused when the conference organizers offered travel funding; they didn't realize that I was spending the whole semester in Berkeley.
2001.05.06-2001.05.11, attended: Eurocrypt 2001. Innsbruck, Austria. Travel to be funded by NSF CCR-9983950.
2001.05.13-2001.05.18, invited, attended: Algorithms and Number Theory. Schloss Dagstuhl, Germany. Travel to be funded by NSF CCR-9983950.
2001.07.22-2001.07.28, invited, attended: Explicit Methods in Number Theory. Mathematisches Forschungsinstitut, Oberwolfach, Germany. Travel to be funded by NSF CCR-9983950.
2001.07.27-2001.07.29, didn't attend: Arnold Ross Birthday Conference. Ohio State University, Columbus.
2001.08.19-2001.08.23, attended: Crypto 2001. Santa Barbara. Travel to be funded by NSF CCR-9983950.
2001.09.21-2001.09.23, invited, attended: Special Session on Cryptography and Computational and Algorithmic Number Theory; Central Section Meeting, American Mathematical Society (AMS). Ohio State University, Columbus.
2001.10.29-2001.10.31, invited, attended: Elliptic Curve Cryptography (ECC) 2001. University of Waterloo, Ontario, Canada. Travel to be funded by conference.
2001.11.02-2001.11.04, invited, attended: Midwest Arithmetical Geometry in Cryptography (MAGC). University of Illinois at Urbana-Champaign. Travel to be funded by conference.
2002.02.18-2002.02.22, invited, didn't attend: Algorithmic Combinatorial Game Theory. Schloss Dagstuhl, Germany.
2002.05.17-2002.05.18, attended: 2002 Illinois Number Theory Conference. University of Illinois at Urbana-Champaign.
2002.06.15-2002.06.17, invited, attended: Special Session on Cryptography and Quantum Computing; 2002 Summer Meeting, Canadian Mathematical Society (CMS). University of Laval, Quebec.
2002.08.05-2002.08.09, attended: 11th USENIX Security Symposium. San Francisco, California.
2002.08.05-2002.08.14, invited: Workshop on Computational Number Theory, Foundations of Computational Mathematics 2002, University of Minnesota, Minneapolis.
2002.08.13-2002.08.15, attended: Workshop on Cryptographic Hardware and Embedded Systems (CHES) 2002. Redwood City, California.
2002.08.18-2002.08.22, attended: Crypto 2002. Santa Barbara.
2002.08.26-2002.08.30, attended: Introductory Workshop in Quantum Computation. Mathematical Sciences Research Institute, Berkeley, California.
2002.09.09-2002.09.13, attended: Introductory Workshop in Commutative Algebra. Mathematical Sciences Research Institute, Berkeley, California. Attended portions.
2002.10.07-2002.10.11, attended: Semidefinite Programming and Applications. Mathematical Sciences Research Institute, Berkeley, California. Attended portions.
2002.10.17, didn't attend: The Heritage of Arnold Ross. Ohio State University, Columbus.
2002.10.21-2002.10.23, attended: Models of Quantum Computing. Institute for Pure and Applied Mathematics, Los Angeles, California.
2002.11.04-2002.11.08, attended: Quantum Information and Cryptography. Mathematical Sciences Research Institute, Berkeley, California.
2002.12.02-2002.12.06, attended: Commutative Algebra: Local and Birational Theory. Mathematical Sciences Research Institute, Berkeley, California. Attended portions.
2002.12.09-2002.12.12, attended: The Feynman Integral Along with Related Topics and Applications. Mathematical Sciences Research Institute, Berkeley, California. Attended portions.
2002.12.13-2002.12.17, attended: Algorithms in Quantum Information Processing. Mathematical Sciences Research Institute, Berkeley, California.
2003.02.03-2003.02.07, attended: Commutative Algebra: Interactions with Homological Algebra and Representation Theory. Mathematical Sciences Research Institute, Berkeley, California.
2003.03.13-2003.03.15, attended: Computational Commutative Algebra. Mathematical Sciences Research Institute, Berkeley, California.
2003.03.21-2003.03.23, invited, attended: Lenstra Treurfeest.
2003.03.24-2003.03.28, invited, attended: Future directions in algorithmic number theory. American Institute of Mathematics, Palo Alto, California.
2003.04.04-2003.04.06, invited, attended: Special Session on Cryptography and Computational and Algorithmic Number Theory; Central Section Meeting, American Mathematical Society (AMS). Indiana University, Bloomington.
2003.05.03-2003.05.04, invited, attended: Special Session on Geometry and Arithmetic over Finite Fields; Western Section Meeting, American Mathematical Society (AMS). San Francisco State University, California.
2003.05.10, invited, attended: Midwest Algebraic Number Theory Day. University of Illinois at Chicago.
2003.05.24-2003.05.30, invited, attended: Conference in Number Theory in Honour of Professor H. C. Williams. Banff Centre, Alberta, Canada.
2003.07.20-2003.07.26, invited, attended: Explicit Methods in Number Theory. Mathematisches Forschungsinstitut, Oberwolfach, Germany. Travel to be funded by NSF CCR-9983950.
2003.08.17-2003.08.21, attended: Crypto 2003. Santa Barbara.
2003.11.07-2003.11.09, invited (as organizer), attended: Mathematics of Public Key Cryptography (MPKC) 2003. University of Illinois at Chicago.
2004.05.13-2004.05.15, invited, attended: Special Session on Coding Theory and Cryptography; Sixth International Joint Meeting, American Mathematical Society (AMS) and Sociedad Matematica Mexicana. Hyatt Regency Houston, Texas.
2004.06.13-2004.06.18, invited, attended: Algorithmic Number Theory Symposium (ANTS) VI. University of Vermont, Burlington.
2004.06.20-2004.06.25, invited, attended: Canadian Number Theory Association (CNTA) VIII. University of Toronto, Ontario, Canada.
2004.07.05-2004.07.06, attended: Eracom 2004. Crowne Plaza. Gold Coast, Queensland, Australia.
2004.07.07-2004.07.12, invited, attended: Polynomial-Based Cryptography. University of Melbourne. Australia.
2004.07.13-2004.07.15, attended: 9th Australasian Conference on Information Security and Privacy (ACISP 2004). Macquarie University. Sydney, Australia.
2004.08.15-2004.08.19, attended: Crypto 2004. Santa Barbara.
2004.10.23-2004.10.24, attended: Special Session on Solving Polynomial Systems; Central Section Meeting, American Mathematical Society (AMS). Northwestern University. Evanston, Illinois.
2004.11.13-2004.11.18, invited, attended: Explicit Methods in Number Theory. Banff Centre, Alberta, Canada.
2005.02.21-2005.02.23, refereed, attended: Fast Software Encryption (FSE) 2005. http://crypto.rd.francetelecom.com/fse2005/; mirror. Paris.
2005.02.24-2005.02.25, invited, attended: Special-purpose Hardware for Attacking Cryptographic Systems (SHARCS). http://www.sharcs.org; mirror. Paris. Travel funded by conference organizers (ECRYPT).
2005.05.22-2005.05.26, refereed, attended: Eurocrypt 2005. http://www.brics.dk/eurocrypt05/; mirror. Scandinavian Congress Center, Aarhus, Denmark.
2005.05.26-2005.05.27, refereed, attended: ECRYPT STVL Workshop on Symmetric Key Encryption (SKEW). http://www2.mat.dtu.dk/people/Lars.R.Knudsen/stvl; mirror. Scandinavian Congress Center, Aarhus, Denmark.
2005.05.30-2005.05.30, invited, attended: Quo Vadis Cryptology? Advances in Cryptanalysis. http://ece.gmu.edu/quovadis/quovadis3/quovadis3.htm; mirror. Warsaw, Poland. Travel funded by conference organizers (ENIGMA).
2005.05.31-2005.06.02, invited, attended: ENIGMA 2005. http://www.enigma.com.pl/konferencje/ix_kkzk/index.htm; mirror. Warsaw, Poland. Travel funded by conference organizers (ENIGMA).
2005.06.10-2005.06.11, invited, attended: CAM 2005. http://www.math.ucok.edu/_cam/cam.html; mirror. University of Central Oklahoma, Edmond, Oklahoma. Travel funded by conference organizers.
2005.06.30-2005.07.09, invited, attended: Computational Number Theory Workshop (and other workshops); Foundations of Computational Mathematics (FoCM) 2005. http://www.damtp.cam.ac.uk/user/na/FoCM/FoCM05; mirror. http://www.maths.ox.ac.uk/~lauder/focm/cnt.html; mirror. Universidad de Cantabria, Santander, Spain. Santander maps. Santander buses. London notes.
2005.07.14-2005.07.15, attended: ECRYPT Workshop on RFID and Lightweight Crypto. http://www.iaik.tu-graz.ac.at/research/krypto/events/index.php; mirror. Graz, Austria. Registration funded by conference organizers (ECRYPT).
2005.07.17-2005.07.23, invited, attended: Explicit Methods in Number Theory. http://www.mfo.de/cgi-bin/tagungsdb?type=21&tnr=0529; mirror. Mathematisches Forschungsinstitut, Oberwolfach, Germany.
2005.07.23-2005.07.29, attended: Number fields and curves over finite fields. http://www.mat.uniroma2.it/~schoof/anogia.html; mirror. Anogia Academic Village, Crete, Greece. http://www.math.uoc.gr/AXAK/; mirror. Travel funded by conference organizers (Anogia).
2005.08.14-2005.08.18, attended: CRYPTO 2005. http://www.iacr.org/conferences/crypto2005; mirror. Santa Barbara, California.
2005.09.19-2005.09.21, invited, attended: Elliptic Curve Cryptography (ECC) 2005. http://www.cacr.math.uwaterloo.ca/conferences/2005/ecc2005/announcement.html; mirror. Denmark Technical University, Copenhagen.
2005.11.05-2005.11.11, invited, attended: Number Theory Inspired by Cryptography. Banff.
2006.02.02-2006.02.03, refereed, attended: SASC 2006 - Stream Ciphers Revisited. http://www.ecrypt.eu.org/stvl/sasc2006/; mirror. Leuven, Belgium.
2006.03.11-2006.03.15, invited, attended: Arizona Winter School. Tucson.
2006.04.03-2006.04.04, invited (as organizer), attended: SHARCS 2006. http://www.ruhr-uni-bochum.de/itsc/tanja/SHARCS/; mirror. Cologne, Germany.
2006.04.08-2006.04.09, invited, attended: Special Session on Number Theory; Central Section Meeting, American Mathematical Society. http://www.ams.org/amsmtgs/2130_program.html; mirror. University of Notre Dame, Indiana.
2006.04.24-2006.04.26, refereed, attended: PKC 2006. http://pkc06.cs.columbia.edu; mirror. Columbia University, New York.
2006.05.15-2006.05.19, invited, attended: Workshop on the computational complexity of polynomial factorization. American Institute of Mathematics, Palo Alto, California.
2006.05.24-2006.05.26, invited (as organizer), attended: http://postquantum.cr.yp.to. PQCrypto 2006. Katholieke Universiteit Leuven, Belgium.
2006.05.28-2006.06.01, attended: http://www.iacr.org/conferences/eurocrypt2006/; mirror. Eurocrypt 2006. St. Petersburg, Russia.
2006.06.11-2006.06.16, invited, attended: Summer School on Cryptographic Hardware, Side-Channel and Fault Attacks. Louvain-la-Neuve, Belgium.
2006.06.19-2006.07.07, invited, attended second week: Summer School on Computational Number Theory and Applications to Cryptography. University of Wyoming, Laramie.
2006.07.08-2006.07.12, invited, attended: Special Session on Combinatorics for Cryptography; 31st Australasian Conference on Combinatorial Mathematics & Combinatorial Computing (31ACCMCC). Alice Springs, Northern Territory, Australia.
2006.07.12-2006.07.19, attended portions: Seventeenth Australasian Workshop on Combinatorial Algorithms (AWOCA 2006). Ayers Rock, Northern Territory, Australia.
2006.07.13-2006.07.16, attended portions: Dry and Discrete. Ayers Rock, Northern Territory, Australia.
2006.07.23-2006.07.28, plan to attend: Algorithmic Number Theory Symposium (ANTS) VII. Berlin, Germany.
2006.07.28-2006.07.29, plan to attend: Workshop on Computational Number Theory for Cryptanalysis. Berlin, Germany.
2006.08.01-2006.08.03, invited, plan to attend: 2006 Workshop on Cryptography and Related Mathematics. Chuo University, Tokyo, Japan.
2006.08.10-2006.08.24, invited, plan to attend portions: Information Security Summer School (ISSS) 2006. Taiwan.
2006.08.20-2006.08.24, plan to attend: CRYPTO 2006. Santa Barbara, California.
2006.08.28-2006.08.30, invited, plan to attend: SBSeg 2006. Brazil.
2006.09.18-2006.09.20, invited, plan to attend: Elliptic Curve Cryptography (ECC) 2006. Fields Institute, Toronto, Canada.
2006.10.02-2006.10.06, invited, plan to attend: Quantum Cryptography and Computing. Fields Institute, Toronto, Canada.
2006.10.09-2006.10.13, plan to attend: Number Theory and Cryptography - Open Problems. Institute for Pure and Applied Mathematics, Los Angeles, California. The IPAM organizers screwed up and scheduled a security semester overlapping the Fields Institute cryptography semester. People who design cryptosystems are going to want to spend the semester at the Fields Institute and won't be able to attend most of the IPAM program. Hopefully the number-theory workshop at IPAM won't suffer from this scheduling screwup.
2006.10.30-2006.11.03, invited, plan to attend: Computational challenges arising in algorithmic number theory and cryptography. Fields Institute, Toronto, Canada.
2006.11.27-2006.12.01, invited, plan to attend: New directions in cryptography. Fields Institute, Toronto, Canada.
2006.12.03-2006.12.07, plan to attend: Asiacrypt 2006. Shanghai, China.
2006.12.08-2006.12.10: CANS.
2006.12.11-2006.12.13, plan to attend: Indocrypt 2006. Calcutta, India.