simjacking

Definitions

A social engineering technique in which a person poses as the owner of a mobile phone number and convinces the provider to transfer it to a new SIM (Subscriber Identity Module) owned by the fraudster.

uncountable

Examples

“Over the past year, we’ve seen reports of SIM-jacking, a particularly malicious attack hackers are using to assume⟳ control⟳ of victims’ digital and financial lives.”

“Variously called sim splitting, simjacking, sim hijacking and port-out scamming, the fraud focuses on moving control⟳ of someone’s phone account from their sim card to one controlled by the criminal.”

CEFR level