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Dragnets

Tracking Censorship and Surveillance

ProPublica investigates the threats to privacy in an era of cellphones, data mining and cyberwar, including how citizens are digitally tracked by governments and corporations.

Impact of Our Reporting
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Dragnets

Verizon to Pay $1.35 Million to Settle Zombie Cookie Privacy Charges

The settlement is the latest sign that the FCC is stepping up privacy enforcement actions.

Dragnets

Verizon Will Now Let Users Kill Previously Indestructible Tracking Code

Dragnets

Zombie Cookies Slated to be Killed

73 stories published since 2012

I Ramped Up My Internet Security, and You Should Too

Verizon’s Zombie Cookie Gets New Life

6 Tips for Protecting Your Communications From Prying Eyes

New Snowden Documents Reveal Secret Memos Expanding Spying

NSA Surveillance Lawsuit Tracker

Internet Censorship in China: We’ll Sing it for You

What's Really Happening with China's Great Firewall

Zombie Cookie: The Tracking Cookie That You Can't Kill

Inside the Firewall: Tracking the News That China Blocks

AT&T Stops Using Undeletable Phone Tracking IDs

Somebody's Already Using Verizon's ID to Track Users

NSA Documents Suggest a Close Working Relationship Between NSA, U.S. Companies

U.S. Company Helps Russia Block Prominent Putin Critic

Leaked Docs Show Spyware Used to Snoop on U.S. Computers

Meet the Online Tracking Device That is Virtually Impossible to Block

Here’s One Way to Land on the NSA’s Watch List

Privacy Tools: How to Block Online Tracking

Podcast: Mapping the NSA's Spying

FAQ For Our NSA Chart

No Warrant, No Problem: How the Government Can Get Your Digital Data

House Adopts Amendment to Bar NSA From Meddling With Encryption Standards

It’s Complicated: Facebook’s History of Tracking You

Why Online Tracking Is Getting Creepier

Privacy Tools: Encrypt What You Can

Weibo IPO Reveals a Company Struggling With Censorship

The U.S. Government: Paying to Undermine Internet Security, Not to Fix It

What the Proposed NSA Reforms Wouldn't Do

You Know Who Else Collected Metadata? The Stasi.

Podcast: What Your Smartphone Might Be Telling the NSA About You

Privacy Tools: Opting Out from Data Brokers

FAQ About NSA’s Interest in Angry Birds and Other ‘Leaky Apps’

Spy Agencies Probe Angry Birds and Other Apps for Personal Data

Privacy Tools: How to Build Better Passwords

Four Questionable Claims Obama Has Made on NSA Surveillance

Privacy Tools: How to Safely Browse the Web

Judge on NSA Case Cites 9/11 Report, But It Doesn't Actually Support His Ruling

Presidential Panel to NSA: Stop Undermining Encryption

Podcast: Spying with Avatars

World of Spycraft: NSA and CIA Spied in Online Games

China’s Memory Hole: The Images Erased From Sina Weibo

新浪微博:遭遇中国式审查

How to Get Censored on China’s Twitter

ProPublica Motion Seeks Release of Court Rulings on NSA Spying

NIST to Review Standards After Cryptographers Cry Foul Over NSA Meddling

Claim on “Attacks Thwarted” by NSA Spreads Despite Lack of Evidence

Government Standards Agency “Strongly” Suggests Dropping its Own Encryption Standard

Johns Hopkins and the Case of the Missing NSA Blog Post

Revealed: The NSA's Secret Campaign to Crack, Undermine Internet Security

Why We Published the Decryption Story

The Surveillance Reforms Obama Supported Before He Was President

What We’re Watching

During Donald Trump’s second presidency, ProPublica will focus on the areas most in need of scrutiny. Here are some of the issues our reporters will be watching — and how to get in touch with them securely.

Learn more about our reporting team. We will continue to share our areas of interest as the news develops.

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Sharon Lerner

I cover health and the environment and the agencies that govern them, including the Environmental Protection Agency.

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Andy Kroll

I cover justice and the rule of law, including the Justice Department, U.S. attorneys and the courts.

Photo of Melissa Sanchez
Melissa Sanchez

I report on immigration and labor, and I am based in Chicago.

Photo of Jesse Coburn
Jesse Coburn

I cover housing and transportation, including the companies working in those fields and the regulators overseeing them.

If you don’t have a specific tip or story in mind, we could still use your help. Sign up to be a member of our federal worker source network to stay in touch.

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