Missed this call - SMS - "For Reasons, Query, please press one for English, press two for Chinese Qing.......". Other messages like this, I identified as spam.

Claimed to be from Tesltra. Said that my modem had switched from a private to a public network, and is now vulnerable to scammers.

Tried to get me to open up google and go to a URL, but I was walking my dog at the time and had had enough of the conversation. So told them to get f***ed and hung up.

Scam call. Indian lady called saying she was from cyber security so I hung up