Location Tracking

ACLU in Court Today Arguing that GPS Tracking Requires a Warrant

By Catherine Crump, Staff Attorney, ACLU Speech, Privacy and Technology Project at 9:59am

Should law enforcement agents have to obtain a warrant based on probable cause to attach a GPS tracker to a vehicle and track its movements? Several months ago we asked the Third Circuit Court of Appeals to consider our argument that they should (you can read our amicus brief here). Today, we will be in court arguing that point in the case of Harry, Mark, and Michael Katzin.

In Court: Uncovering Stingrays, A Troubling New Location Tracking Device

By Linda Lye, Staff Attorney, ACLU of Northern California at 12:42pm

The ACLU and Electronic Frontier Foundation have filed an amicus brief in what will be the first case in the country to address the constitutional implications of a so-called “stingray,” a little known device that can be used to track a suspect’s location and engage in other types of surveillance. We argue that if the government wants to use invasive surveillance technology like this, it must explain the technology to the courts so they can perform their judicial oversight function as required by the Constitution.

DEA Recording Americans’ Movements on Highways, Creating Central Repository of Plate Data

By Jay Stanley, Senior Policy Analyst, ACLU Speech, Privacy and Technology Project at 3:58pm

The DEA wants to capture the license plates of all vehicles traveling along Interstate 15 in Utah, and store that data for two years at their facility in Northern Virginia. And, as a DEA official told Utah legislators at a hearing this week (attended by ACLU of Utah staff and covered in local media), these scanners are already in place on “drug trafficking corridors” in California and Texas and are being considered for Arizona as well. The agency is also collecting plate data from unspecified other sources and sharing it with over ten thousand law enforcement agencies around the nation.

Congress Must Act to Stop Unwarranted Tracking by Law Enforcement

By Sandra Fulton, ACLU Washington Legislative Office at 10:22am

In an effort to rein in overreaching law enforcement practices, Rep. Jason Chaffetz (R-Utah) and Sen. Ron Wyden (D-Ore.) yesterday re-introduced the GPS Act, which would require a warrant for location tracking and create a critical check on the growing use of these invasive searches.

Uncovering License Plate Scanners: The Next Big Thing in Government Tracking

By Kathryn Bendoraitis , ACLU of Maryland & David Rocah, Staff Attorney, ACLU of Maryland at 12:40pm

Maryland may be positioned to lead the nation in tracking the location and movements of innocent people through Automatic License Plate Readers (ALPRs). That is why the ACLU of Maryland joined with ACLU affiliates in 38 other states to file public records requests seeking information about the law enforcement collection and retention of ALPR data. Maryland seems to be (or claims to be) one of the national leaders in the troubling centralized aggregation and storage of ALPR data, which raises significant privacy concerns. 

Hurray for Google Transparency, Now Where is Everyone Else?

By Chris Calabrese, Legislative Counsel, ACLU Washington Legislative Office at 3:16pm

Google released its latest transparency report today. They’ve made some interesting additions and the overall number of government requests is on the rise. But before we get to that, there is one major overriding point: good for Google and where is everybody else? The only other major company to release these types of numbers is Twitter. Where are Verizon and Facebook and Microsoft? How about AT&T, Amazon or Comcast? I could make this list endless but the major salient fact is that Google has paved the way (this is their 7th report) and there hasn’t exactly been a stampede to follow suit.

New Results From Our Nationwide Cell Phone Tracking Records Requests

By Allie Bohm, Advocacy & Policy Strategist, ACLU at 2:04pm

It’s been over a year since 35 ACLU affiliates filed over 380 public records requests with state and local law enforcement agencies seeking information about their policies, procedures, and practices for tracking cell phones. And 13 months later (and in the wake of this front page article in the New York Times), we’re still handling responses. We’ve posted the latest batch of documents received on our interactive webmap; here are highlights:

When Privacy Gets Personal For Policymakers

By Jay Stanley, Senior Policy Analyst, ACLU Speech, Privacy and Technology Project at 11:21am

Data from license plate readers in Minnesota was obtained by a St. Paul car dealer using open-records laws, and used to repossess at least one car, according to a recent article in the Minneapolis Star Tribune. The article included this amusing tidbit:

When the Star Tribune published data tracking Mayor R.T. Rybak's city-owned car over the past year, the mayor asked police Chief Tim Dolan to make a recommendation for a new policy about data retention.

Drones: The Nightmare Scenario

By Jay Stanley, Senior Policy Analyst, ACLU Speech, Privacy and Technology Project at 12:05pm

In our drones report, we discuss the coming onslaught of domestic drones and the weak state of the privacy laws that should protect us, and we outline our recommendations for protections that Congress and local governments should put in place.

But if nothing is done, how might things go? Let’s take a look at how police drone use could unfold:

Tuesday: Federal Appeals Court Hears Important Cell Phone Tracking Case

By Chris Soghoian, Principal Technologist and Senior Policy Analyst, ACLU Speech, Privacy and Technology Project at 3:05pm

Tomorrow, the Department of Justice will tell a federal appeals court panel in New Orleans that law enforcement agents should be permitted to obtain two month’s worth of historical cell phone location information without a warrant. Several civil liberties groups, including the ACLU, have filed briefs arguing otherwise (you can read our amicus brief here). We believe that cell phone location data, particularly when collected over a lengthy period of time, reveals intimate facts about a person's private life. The appropriate legal standard for such private information should be a probable cause warrant, issued by a judge.

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