New Expanded Edition available in September 2023!
Thanks for visiting! If there are any questions about the book, or to request speaking engagements, please contact:
For a list of topics that Elonka can speak on, please check her website.
Or she can be reached at: elonka.codebreaking@gmail.com
For a list of Klaus’s talks, check his website.
Or he can be reached at: klaus.codebreaking@gmail.com