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Content type: News & Analysis
27th July 2021
As Amnesty International and Forbidden Stories continue to publish crucial information about the potential targets of NSO Group’s spyware, we know this much already: something needs to be done.
But what exactly needs to be done is less obvious. Even though this is not the first time that the world has learned about major abuses by the surveillance industry (indeed, it’s not even the first time this month), it’s difficult to know what needs to change.
So how can the proliferation and use of…
Content type: Explainer
5th May 2021
What is an IMSI catcher?
‘IMSI’ stands for ‘international mobile subscriber identity’, a number unique to your SIM card. IMSI catchers are also known as ‘Stingrays’.
An ‘IMSI catcher’ is a device that locates and then tracks all mobile phones that are connected to a phone network in its vicinity, by ‘catching’ the unique IMSI number.
It does this by pretending to be a mobile phone tower, tricking mobile phones nearby to connect to it, enabling it to then intercept the data from that phone to…