1994-09-09 - Introduction: Telephone traffic analysis

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From: f_griffith@TITAN.SFASU.EDU
To: cypherpunks@toad.com
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UTC Datetime: 1994-09-09 19:18:10 UTC
Raw Date: Fri, 9 Sep 94 12:18:10 PDT

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From: f_griffith@TITAN.SFASU.EDU
Date: Fri, 9 Sep 94 12:18:10 PDT
To: cypherpunks@toad.com
Subject: Introduction: Telephone traffic analysis
Message-ID: <01HGWTBH6U4M0007DA@TITAN.SFASU.EDU>
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>They track and compare the frequency of calling patterns made by the targets.
>Now they know the "calling circle" of the targets.  They expand the tracking
>pattern and start looking for cross overs.

Tom Clancy in _Clear and Present Danger_ has a description of the CIA
doing something like this to the Columbia drug cartel.  

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• 1994-09-09 (Fri, 9 Sep 94 12:18:10 PDT) - Introduction: Telephone traffic analysis - f_griffith@TITAN.SFASU.EDU
  • 1994-09-09 (Fri, 9 Sep 94 13:44:52 PDT) - Re: Introduction: Telephone traffic analysis - “Perry E. Metzger” <perry@imsi.com>