Joseph Cox

Joseph Cox

Joseph is an award-winning investigative journalist focused on generating impact. His work has triggered hundreds of millions of dollars worth of fines, shut down tech companies, and much more.
224 posts
Behind the Blog: Why We Stalked a Target Through the NYC Subway
Behind The Blog

Behind the Blog: Why We Stalked a Target Through the NYC Subway

We discuss the importance of impact, missing phone calls from sources while at the dentist, and the games Amazon plays with journalists.
NYC Subway Will Disable ‘Feature’ That Leaked Trip History After 404 Media Investigation
News

NYC Subway Will Disable ‘Feature’ That Leaked Trip History After 404 Media Investigation

Around 24 hours after 404 Media published its investigation the MTA says it will disable the feature, which an expert said was a “great fit” for abusers.
Hackers Are Selling Hacked Police Emails to Try to Grab Personal Data From TikTok, Facebook
News

Hackers Are Selling Hacked Police Emails to Try to Grab Personal Data From TikTok, Facebook

Many criminals want access so they can pose as cops and make fraudulent 'emergency data requests' with TikTok, Facebook, Discord, and more top companies.
I Tracked an NYC Subway Rider's Movements with an MTA ‘Feature’
News

I Tracked an NYC Subway Rider's Movements with an MTA ‘Feature’

“Obviously this is a great fit for abusers,” an expert on domestic violence and cybersecurity said.
Hackers Can Silently Grab Your IP Through Skype. Microsoft Is In No Rush to Fix It
News

Hackers Can Silently Grab Your IP Through Skype. Microsoft Is In No Rush to Fix It

A security researcher has found it’s possible to reveal a Skype app user’s IP address without the target needing to even click a link. Microsoft said the vulnerability does not need immediate attention.
The A.I. Surveillance Tool DHS Uses to Detect ‘Sentiment and Emotion’
FOIA

The A.I. Surveillance Tool DHS Uses to Detect ‘Sentiment and Emotion’

Internal DHS and corporate documents detail the agency’s relationship with Fivecast, a company that promises to scan for “risk terms and phrases” online.
Welcome to 404 Media
Announcements

Welcome to 404 Media

At 404 Media, we aspire to create a sustainable, responsible, reader-supported technology media business.
The Secret Weapon Hackers Can Use to Dox Nearly Anyone in America for $15
News

The Secret Weapon Hackers Can Use to Dox Nearly Anyone in America for $15

Most Americans have very little choice but to provide their personal information to credit bureaus. Hackers have found a way into that data supply chain, and are advertising access in group chats used by violent criminals who rob, assault, and shoot targets.