Exhibit 23.2

                              Consent of KPMG LLP

We consent to the incorporation by reference of our report dated January 24,
2001, except as to note 8, which is as of February 7, 2001 (which includes an
emphasis of a matter relating to the acquisition of all outstanding stock of
Corsair Communications, Inc. by Lightbridge, Inc.), relating to the
consolidated balance sheets of Corsair Communications, Inc. as of December
31, 2000, and 1999, and the related consolidated statements of operations,
stockholders' equity, and cash flows for each of the years in the three-year
period ended December 31, 2000, which report appears in the Form 8-K of
Lightbridge, Inc. dated June 4, 2001.

/s/ KPMG LLP
Mountain View, California
October 19, 2001