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Corsair Communications

Develops and markets cellular fraud detection equipment and cellular services. IPO, then acquired by Lightbridge (Nasdaq:LTBG).

Developer of fraud protection software and hardware for wireless telecommunications industry. The product, called PhonePrint, uses a signal intelligence technology known as radio frequency fingerprinting to detect and disconnect fraudulent calls within seconds from cellular “counterfeiters” who use stolen telephone identification numbers. Since its first commercial introduction in 1995, PhonePrint has disconnected tens of millions of fraudulent call attempts and saved carriers millions of dollars in lost revenues. The system is transparent to cellular users and requires no PIN’s or delays in call setup.


PhonePrint – RF-based fraud prevention system.

Source – Dow Jones VentureSources