Can a scammer send a text message as 1000 1?

If you encounter a suspected fraudster posing as 1 1 and send a short message, you can call 1 1 to confirm its authenticity.

The key for fraudsters to fake 1 1 is the pseudo base station.

A pseudo base station is a pseudo base station, and the device can be assembled by a simple host or notebook computer and a short message transmitter, a short message transmitter and other devices. This device can search the mobile phone card information within a certain radius, pretending to be an operator base station and using various numbers to forcibly send short messages such as fraud and advertisements to users' mobile phones.