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Issue No. 06 - November/December (2005 vol. 3)
ISSN: 1540-7993
pp: 13-25
Micah Sherr , University of Pennsylvania
Eric Cronin , University of Pennsylvania
Sandy Clark , University of Pennsylvania
Matt Blaze , University of Pennsylvania
Many law enforcement wiretap systems are vulnerable to simple, unilateral countermeasures that exploit the unprotected in-band signals passed between the telephone network and the collection system. <p>This article describes the problem as well as some remedies and workarounds.</p>
CALEA, FISA, Title III, wiretap, wiretapping, privacy, signal processing

S. Clark, M. Sherr, M. Blaze and E. Cronin, "Signaling Vulnerabilities in Wiretapping Systems," in IEEE Security & Privacy, vol. 3, no. , pp. 13-25, 2005.
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