What is the social security shield for online payment?

The social security shield for online payment is colored and displayed in black and white. According to relevant information, social security shield refers to the U disk used to handle social security business, also known as social security U shield and legal person card. The social security shield is white and displayed in black and white. The social security shield is a safety device. There is a digital certificate in it. When carrying out social security operations, you need to plug in this equipment to ensure safety.