This is a new one
People are being woken up in the middle of the night by a single ring on their phone.
The scammers are hoping that people call the number back out of curiosity or alarm.
The phone number is an African version of a 900 pay per minute number.
https://www.broadcastingcable.com/news/fcc-warns-about-one-ring-calls-that-ring-falseā
#cososecā
