The JS encryption and decryption tool provides you with JS encryption and decryption, js encryption and decryption tools, JS online encryption and decryption, and JS code online encryption and decryption. This tool is based on the encryption and decryption function of the eval method. Users can encrypt the js code into the execution form of the eval method. code, you can also decrypt the code encrypted by the eval method. It is a very simple and practical online JavaScript encryption and decryption tool.