Concept information
Preferred term
pen register searches
Definition
- In general, there are two kinds of communications surveillance. The first type consists of “pen register” and “trap and trace” orders that gather telephone numbers to and from target telephones. [Source: Encyclopedia of the Fourth Amendment; Pen Register Searches]
Broader concept
Belongs to group
URI
https://concepts.sagepub.com/social-science/concept/pen_register_searches
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