Nanotechnology Now - Press Release: Using quantum Parrondo s random walks for encryption: Asst Prof Kang Hao Cheong and his research team from SUTD have set out to apply concepts from quantum Parrondo s paradox in search of a working protocol for semiclassical encryption nanotech-now.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from nanotech-now.com Daily Mail and Mail on Sunday newspapers.