Here is the final cover design for my new Bitcoin book which will be released soon.
It creates a hidden service, which is used to rendezvous with your contacts without revealing your location or IP address.
Here is where my major areas of interest and expertise - healthcare security, payment security, and Bitcoin - intersect. The hospital security was compromised by hackers who ensured their own (payment) security by using Bitcoin.
Los Angeles hospital has paid $17,000 (£11,800) to hackers after its computer systems were taken offline by ransomware.
Did you know that both recent NIST encryption standards—AES and SHA-3—were designed outside of the US, and the submissions for those standards were overwhelmingly non-US?
Read more about about 865 hardware and software encryption products from 35 countries in Bruce Schneier's Worldwide Survey of Encryption Products.