DLT and its application during COVID --- My spouse recently travelled to Spain. I was interested to see on his COVID clearance certificate for entry a long string of letters and numbers and immediately recognised this as a product of DLT. Clearly, the Government of Spain has decided to use DLT to generate a pretty secure platform for allowing passengers to fly into Spain and enter the country. Yet another example of how cyber is entering every aspect of our lives.

Source author: Scott Spence scott.a.spence@gmail.com