Wolfgang Tittel, University of Calgary (IMAGE) University of Calgary Caption University of Calgary's Wolfgang Tittel researched how QKD-secured communication networks -- in banking, health care, government and other sectors -- would be much more secure than networks currently protected by encrypting secret information. Credit Riley Brandt, University of Calgary. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.