Take a look at some form of musical score, you will notice that at the beginning of every line, there are a collection of signs made up of either hash-tag signs, or lowercase letter b’s (unless of ...

Quantum digital signatures and key distribution represent a frontier in secure communications, harnessing the fundamental principles of quantum mechanics to safeguard digital transactions. Quantum ...

Firstly, you need your signature in digital form, preferably using a tablet PC with pen input. If you don’t have such a device to hand, sign on a white sheet of paper and take a photo of your ...