USNA Math Department Colloquium The World’s Greatest Unsolved Ciphers Prof. Craig Bauer (York College of Pennsylvania) Date: Wednesday, 24 April 2013 Time: 1200-1315 Location: Chauvenet 110 Abstract: Ciphers that have never been solved from recent times going back hundreds of years, will be detailed. The list includes many lesserknown ciphers that you likely have never seen before. Note: Students are encouraged to attend. The talk will be structured in such a way that you can come in late or leave early and still get a lot out of it. Should be interesting to students and faculty, from math or history or computer science. About the Speaker: Craig Bauer is a cryptography expert who is managing editor of Cryptologia and teaches mathematics at York College in York, PA. His website is http://faculty.ycp.edu/∼cbauer/. 1