What role do blacklisted keywords play in SMS interception?

The main function of this function is to intercept spam messages.

The function of short message interception blacklist keywords is that when the received short message contains the set blacklist keywords, the mobile phone will automatically intercept the short message and put it in the garbage bin without reminding the user.

This can effectively prevent users from being harassed by spam messages and fraudulent messages, and protect users' privacy and security. Users can set blacklist keywords according to their own needs.