Security expert Dan Kaminsky (@Dakami) presented in June at Toorcon Seatlle on Bitcoin. He shares his slides of the presentation.
He also gave a presention at Black Hat USA this past week in which he again discussed Bitcoin. He shares his slides from that talk as well.
Dan’s two main assertions are that Bitcoin is not scalable (at transaction levels reaching even a fraction of those for the Visa payment network) and that it is not anonymous. He describes
Dan wrote in a post on the Bitcoin forum that he considers Bitcoin as one of the top five most interesting security projects of the decade.