Digest

This podcast explores the pervasive threat of digital surveillance during protests, particularly focusing on the use of smartphones and social media. It details how cell tower pings and SDKs in apps track location data, making this information accessible to law enforcement. The discussion covers the evolution of geofence warrants since 2020, highlighting changes in Google's data provision and conflicting court rulings. Government agencies like the FBI, DHS, and CBP are identified as users of surveillance technologies. The podcast offers practical advice for protesters, including limiting social media posts, avoiding incriminating content, turning off biometrics, and considering alternative communication methods to minimize surveillance risks. A security expert provides insights into the technology used for surveillance, emphasizing the need for proactive privacy measures during protests. The episode also examines a landmark settlement where police body cam footage was used against the police department, illustrating the potential for surveillance technology to be used against those in power.

Outlines

00:01:10

Protests, Surveillance, and Digital Privacy Risks

This section introduces the "hands-off" and "Tesla takedown" protests and the inherent risks of digital surveillance during such events, setting the stage for the discussion on the use of technology for tracking protesters.

00:01:51

Digital Surveillance Technologies and Their Impact on Protests

This section delves into the constant threat of digital surveillance, focusing on how smartphones and apps track location data via cell tower pings and SDKs. It introduces an expert to discuss the technology used for surveillance.

00:10:17

Protecting Privacy and Practical Advice for Protesters

This section provides practical advice for protesters on protecting their online privacy, including limiting social media use, avoiding incriminating content, and turning off biometrics. It also discusses the evolution of geofence warrants and the involvement of various government agencies in surveillance.

Keywords

Q&A

• What are the main risks of using a smartphone during a protest?

  Smartphones ping cell towers, revealing location data; apps with SDKs collect precise location data accessible to law enforcement.

• How have geofence warrants evolved since 2020?

  Google no longer provides bulk data; conflicting court rulings highlight the ongoing ambiguity surrounding their use.

• What advice would you give to someone protesting and concerned about surveillance?

  Consider leaving your phone at home or using a Faraday bag; be cautious about online posts; turn off biometrics; travel in groups; use public transport; wear a mask.

• Which government agencies use surveillance technologies?

  The FBI, DHS, and CBP are known users; increasing affordability means more agencies likely use them.

• What practical steps can protesters take to protect their privacy?

  Avoid posting identifying information; don't joke about illegal activities; turn off Face ID/fingerprint unlock; travel in groups; use public transport; consider wearing a mask; use encrypted messaging; have emergency contact information written on your body.

Show Notes