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Klaus Schmeh

Klaus Schmeh has published 19 books, 300 articles, 1,500 blog posts, and 30 research papers about encryption technology, which makes him the most-published cryptology author in the world. While most of his publications are in German, his 2020 book “Codebreaking: A Practical Guide” is in English. Klaus is the world’s leading blogger in the field of crypto history (cipherbrain.net).
As his main profession of security consultant at a German IT company, Klaus utilizes his special skill in explaining complex technical topics, often using self-drawn cartoons and Lego brick models for visualization. He is an excellent speaker and frequent lecturer, having hosted presentations at more than 250 conferences in Europe, Asia, and the USA. His presentations at DEFCON, RSA Conference (U.S. edition), TrusTech, NSA Crypto History Symposium, Dragon Con, HistoCrypt, and other major events were enthusiastically received because of their clarity and because of Klaus’ engaging presentation style.
Klaus gave successful presentations at 44CON in 2017, 2018, and 2019.