Noun
IMSI (plural IMSIs)
(telecommunications) Acronym of International Mobile Subscriber Identity.
The difference between an aLTEr attack and a classic IMSI catcher is that IMSI catchers perform passive MitM attacks to determine a target's geo-location, while aLTEr can actually modify what the user is seeing on his device. Source: Internet
One method of managing mobile updates is to filter IMEI IMSI pairs. Source: Internet
The name stingray comes from the brand name of a specific commercial model of IMSI catcher made by the Florida-based Harris Corporation. Source: Internet