My own number called me — how is this possible?

Anonymous user
11 days ago

Phone rang and the CLI was exactly my own mobile number. Obviously didn't pick up. Is this a known scam pattern, and how is it even technically possible?

2 replies

  1. WCL EditorialEditor
    11 days ago

    Yes, well-known pattern called 'mirror spoofing' or 'self-CLI spoofing'. The scammer sets the displayed CLI to your number on the assumption you'll be curious enough to pick up or to call back.

    It's possible because the displayed CLI is set by the originating system and (until CLI authentication is fully rolled out by 2027) the network does not cryptographically verify it. Don't engage; block on receipt; report to Ofcom on https://www.ofcom.org.uk/complaints if persistent.

  2. Mike R.
    9 days ago

    Three of these in one day last week here. Different scam scripts (one was 'bank fraud', one was 'parcel'), all from spoofed-to-my-number CLI. Reported all.

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