Look at the skull to tell fortune _ look at fate with your head

What does it mean to guard the door with a horse's skull?

Describe people or groups who have low security awareness and are easily attacked or stolen by hackers.

1, this is a saying. Source of proverb: Because the horse's head is bigger, but its IQ is lower, so the horse's skull means that the doorman is at the door, but because the horse's IQ is lower, he can't find the danger outside the door.

2. This term is commonly used in the field of network security to remind people to strengthen their security awareness, improve their self-protection ability and avoid being attacked or stolen by hackers.