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Technology,
Labor/Employment,
Data Privacy

Jul. 30, 2025

Defending California trap and trace and pen register litigation: A guide for businesses

See more on Defending California trap and trace and pen register litigation: A guide for businesses

Stuart K. Tubis

Partner
Jeffer, Mangels, Butler & Mitchell LLP

Phone: (415) 984-9622

Email: skt@jmbm.com

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Matthew S. Kenefick

Partner
Jeffer, Mangels, Butler & Mitchell LLP

2 Embarcadero Center Fl 5
San Francisco , CA 94111

Phone: (415) 984-9677

Email: mkenefick@jmbm.com

Santa Clara Univ SOL; Santa Clara CA

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Defending California trap and trace and pen register litigation: A guide for businesses

Many businesses rely heavily on website tracking technologies -- such as cookies, pixels, and beacons -- to enhance user experiences, target advertisements, and analyze consumer behavior. However, these practices have come under scrutiny in California under the California Invasion of Privacy Act (CIPA), particularly its provisions governing pen registers and trap and trace devices. Originally enacted to regulate law enforcement surveillance of telephone communications, certain plaintiffs&#...

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