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When reusing these slides, please link to my main web page (http://ben.adida.net).
2011
Encrypting Your Vote in JavaScript
[PDF]August 8th, 2011 — a talk at the Rump Session for EVT/WOTE 2011.
2010
Truly Verifiable Elections
[Slideshare | PDF]March 19th, 2010 — a talk at Microsoft Research Voting Technology Workshop.
2009
Efficient, Receipt-Free Ballot Casting Resistant to Covert Channels
[Slideshare]August 11th, 2009 — a talk at EVT/WOTE 2009.
Cryptography and Voting
[Slideshare]August 11th, 2009 — a talk at EVT/WOTE 2009.
Helios: Real-World Open-Audit Voting
[Slideshare]May 18th, 2009 — a talk at the Electronic Voting Workshop in Tel Aviv, Israel.
Voting Security — an overview
[Slideshare]May 17th, 2009 — a talk at the Electronic Voting Workshop in Herzliya, Israel.
Open-Audit Voting: How to let anyone verify an election
[PDF | Slideshare]February 3rd, 2009 — a guest lecture at the Universite Catholique de Louvain.
2008
Secure Voting
[PDF | Slideshare]October 18th, 2008 — a guest talk at the Harvard College Fund Assembly.
Helios: Web-based Open-Audit Voting
[PDF]August 19th, 2008 — a talk at the IACR Voting System Session, part of CRYPTO 2008.
Helios: Web-based Open-Audit Voting
[PDF]August 1st, 2008 — a talk at Usenix Security 2008.
EmID: Web Authentication by Email Address
[PDF]May 22nd, 2008 — a talk at W2S&P 2008.
The Web Browser as a Platform for Secure Applications
[PDF]May 14th, 2008 — a talk at Harvard CRCS.
SessionLock: Securing HTTP Sessions from Eavesdroppers
[PDF]April 24th, 2008 — a talk at WWW2008.
RDFa: Bridging the Human and Data Webs
[HTML]April 21st, 2008 — a tutorial at WWW2008.
2007
Verifying Elections with Cryptography
[YouTube]December 19th, 2007 — a talk at Google.
BeamAuth: Two-Factor Web Authentication with a Bookmark
[ PDF | Slideshare ]October 29th, 2007 — a talk at Computer and Communications and Security (CCS) 2007.
Web (2.0) Security
[ PDF | Quicktime ]April 18th, 2007 — a lunch seminar at Harvard's Center for Research on Computation and Soceity.
Secrets
[ PDF | Quicktime ]April 3rd, 2007 — an introduction to Cryptography given at the Boston Latin School.
Beyond the Paper Trail
[ PDF | Quicktime | Flash ]February 27th, 2007 — a talk at a meeting of the IEEE Society on Social Implications of Technology.
How to Shuffle in Public
[ PDF | Quicktime | Flash ]February 24th, 2007 — a talk at TCC 2007.
2006
Public Mixing for Open-Audit Elections
[ PDF | Quicktime ]November 21st, 2006 — a talk at Stanford.
Public Mixing for Open-Audit Elections
[ PDF | Quicktime ]November 17th, 2006 — a talk at UC Berkeley.
Open-Audit Elections
[ PDF | Quicktime ]November 16th, 2006 — a Google engEdu Talk.
Open-Audit Elections
[ PDF | Quicktime ]November 14th, 2006 — a talk at SRI International.
Transparent Elections
[ PDF ]November 2nd, 2006 — a guest lecture at Wellesley College.
Scratch & Vote: Self-Contained Paper-Based Cryptographic Voting
[ PDF ]October 30th, 2006 — a presentation at the 2006 Workshop on Privacy in the Electronic Society (WPES).
Secure Voting Protocols
[ PDF ]September 29th, 2006 — a seminar talk for MIT's Distributed Systems Group.
A Brief History of Secure Voting
[ PDF ]September 27th, 2006 — a Harvard CRCS luncheon talk.
Privacy in an Always-Online World
[ PDF | Quicktime (slides only) | Video (coming soon) ]July 13th, 2006 — a talk at the MIT Media Laboratory's Simplicity 2006 Conference.
Verifying a Secret-Ballot Election with Cryptography
[ PDF | Quicktime (slides only) | Video (coming soon) ]June 22nd, 2006 — MIT PhD Thesis Defense.
RDFa: Bridging the Hypertext and Semantic Webs
[ PDF | TAR GZIP'ed Keynote ]May 26th, 2006 — a W3C Track talk at WWW2006.
RDFa: Interoperable Web Metadata
[ PDF | TAR GZIP'ed Keynote ]May 24th, 2006 — a Dev Track talk at WWW2006.
RDFa: Interoperable Web Metadata
[ HTML ]May 21st, 2006 — a lightning talk at the W3C Advisory Committee Meeting.
Web Security
[ PDF ]May 9th, 2006 — a lecture in MIT's 6.171 — Software Engineering for Internet Applications
Cryptography II — Some Applications
[ PDF | Quicktime ]May 3rd, 2006 — a lecture in MIT's 6.976 — Quantitative Foundations of Engineering Systems.
Cryptography I — Basics
[ PDF | Quicktime ]May 1st, 2006 — a lecture in MIT's 6.976 — Quantitative Foundations of Engineering Systems.
Direct Verification of Elections with Cryptography
[ PDF | Real (Video+Slides) ]April 10th, 2006 — a lecture in UMass Amherst's CS591d — Applied Cryptography.
Building Interoperable Web Metadata
[ PDF | HTML ]April 6th, 2006 — a W3C Project Review.
Building Interoperable Metadata
[ PDF ]March 8th, 2006 — a presentation at the Semantic Technology Conference.
2005
Lightweight Signatures for Email (A Defense against Phishing)
[ PDF | Quicktime ]December 7th, 2005 — a lecture in MIT's 6.857 — Network and Computer Security course.
Fighting Phishing Attacks — Lightweight Signatures for Email
[ PDF | Quicktime | Powerpoint ]November 2nd, 2005 — at Harvard's Center for Research on Computation and Society.
Lightweight Encryption for Email
[ PDF | Quicktime ]July 7th, 2005 — Steps to Reducing Unwanted Traffic on the Internet (SRUTI) 2005, Cambridge, Massachusetts.
Lightweight Signatures for Email
[ PDF | Quicktime ]June 30th, 2005 — Decentralized Information Group Meeting, MIT
Lightweight Signatures for Email
[ PDF | Quicktime ]May 5th, 2005 — Cryptography and Information Security Seminar, MIT
Cryptographic Voting Tutorial
[ PDF | Quicktime ]February 12th, 2005 — Radcliffe Institute for Advanced Study, Harvard University
Introducing VSPR
[ PDF | Quicktime ]February 12th, 2005 — Radcliffe Institute for Advanced Study, Harvard University
Robust Mixnets in Electronic Voting
[ PDF | Quicktime | Powerpoint ]January 18th, 2005 — Cambridge University, Cambridge, England
2004
Trusting the Vote
[ PDF | Quicktime | Powerpoint ]December 10th, 2004 — Harvard Law School Internet & Society Conference
Secure and Fair Elections
[ PDF | Quicktime | Powerpoint | Gzipped Keynote ]November 2nd, 2004 — Harvard Law School, Digital Democracy