A system for generating secured 2-dimensional barcode for storing important information securely within, which can be read and visually compared to the information printed on a document to check the authenticity of the contents of the document offline. The primary variable data of document in the proposed invention ...
[Class : 9] Electric Power Supply Units, Uninterruptable Power Supply Apparatus, Regulated Power Supply Apparatus; Apparatus And Instruments For Conducting, Switching, Transforming, Accumulating, Regulating Or Controlling The Distribution Or Use Of Electricity.