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Google cofounder Sergey Brin has spent $102 million to fight California’s proposed billionaire tax—he could owe $13 billion if he loses

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The 'golden passport': Argentina to offer citizenship for foreigners that make a $350,000 contribution to its treasury—or invest $800,000 in its bonds

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Iran's currency is getting obliterated as the regime is about to run out of oil to sell and can’t even get its money from customers

1

Google cofounder Sergey Brin has spent $102 million to fight California’s proposed billionaire tax—he could owe $13 billion if he loses

2

The 'golden passport': Argentina to offer citizenship for foreigners that make a $350,000 contribution to its treasury—or invest $800,000 in its bonds

3

Iran's currency is getting obliterated as the regime is about to run out of oil to sell and can’t even get its money from customers

Cybersecurity

Cybersecurity

Nvidia CEO Jensen Huang attends a meeting on artificial intelligence in the East Room of the White House.

Nvidia CEO Jensen Huang has emerged as the biggest foil to AI doomerism about the existential risk to humanity

The AI chipmaking giant is stepping in to prevent further AI agent breaches.

By Joshua HongOctober 4, 2026

Customs and Border Protection tapped 80,000 Flock cameras last year — police weren’t kept in the loop

Customs and Border Protection tapped 80,000 Flock cameras last year — police weren’t kept in the loop

By Henry F. Fradella and The ConversationOctober 3, 2026

The GPT Oracle: 1 in 10 Americans are reviving the pagan practice of prophecy

By Webb Keane, Ambuj Tewari and The ConversationOctober 3, 2026

gpt

‘We don’t want to be a policeman of the internet’: How a student of John McPhee turned GPTZero into a $30 million AI-detection business

By Nick LichtenbergOctober 2, 2026

‘We can’t trust them completely’: AI research fellows warn that labs are running models with the safeguards off behind closed doors

‘We can’t trust them completely’: AI research fellows warn that labs are running models with the safeguards off behind closed doors

By Catherina GioinoOctober 2, 2026

I study tribal psychology and build AI agents for my business students—the rogue OpenAI ‘swarm’ alarmed me

I study tribal psychology and build AI agents for my business students—the rogue OpenAI ‘swarm’ alarmed me

By Michael MorrisOctober 2, 2026

Latest stories from Fortune

More CybersecurityPage 78 of 100

Marissa Mayer, CEO of Yahoo

What to Make of Yahoo’s Email-Scanning Allegations

By Robert HackettOctober 5, 2016

Tech
Yahoo Could Face Legal Trouble Over Delay in Disclosing Hack
By Jeff John RobertsSeptember 23, 2016

Yahoo’s Email Scanning Practices Are Raising Eyebrows in Europe

Yahoo’s Email Scanning Practices Are Raising Eyebrows in Europe

By ReutersOctober 5, 2016

Here’s Where Microsoft Opened a Cybersecurity and ‘Transparency’ Outpost

Here’s Where Microsoft Opened a Cybersecurity and ‘Transparency’ Outpost

By Jonathan VanianOctober 4, 2016

IBM's Rometty gives a keynote address during the 2016 CES trade show in Las Vegas

IBM and Carbon Black Offer a Rapid Response Tool for Cyber Attacks

By Jeff John RobertsOctober 4, 2016

Johnson & Johnson Products Ahead Of Earnings

Johnson & Johnson Warns Patients of an Insulin Pump Cyber Bug

By Reuters and Michelle TohOctober 4, 2016

Hot Startup Nets $5 Million to X-ray and Secure Software Containers

Hot Startup Nets $5 Million to X-ray and Secure Software Containers

By Barb DarrowOctober 4, 2016

Leadership
Yahoo’s Ominous Hack
By Alan MurraySeptember 23, 2016

Coal, Gloucestershire, UK

This Cybersecurity Firm Just Quietly Filed for an IPO

By Robert HackettOctober 3, 2016

Business Leaders Speak At Fortune Global Forum In San Francisco

Forecasting Yahoo’s Foggy Fate

By Robert HackettOctober 1, 2016

Data Sheet—Saturday, October 1, 2016

Data Sheet—Saturday, October 1, 2016

By Robert HackettOctober 1, 2016

Data Center Of T-Systems

10 Things You Need to Do If Your Business Gets Hacked

By Jeremy QuittnerSeptember 30, 2016

FRANCE-BANKING-BUSINESS-SOCIETEGENERALE

How Banks Are Tightening Up Messaging Network Security After Hacks

By ReutersSeptember 29, 2016

Tech
Big Security Bug Affects Hundreds Of Thousands Of Cisco Devices
By Jonathan VanianSeptember 22, 2016

Air Malaysian Passenger Jet Crashes in Eastern Ukraine

Researchers Think the Same People Hacked the DNC and MH17 Journalists

By David MeyerSeptember 29, 2016

Google's Android mobile OS.

How Google Tries to Keep Android Devices Safe

By Jonathan VanianSeptember 28, 2016

Sacramento Kings Open Practice

Facebook, Uber, Slack, and Pandora Pros Praise Free Security Tools

By Robert HackettSeptember 27, 2016

FBI Chief Security Guru Talks Fighting Insider Threats

FBI Chief Security Guru Talks Fighting Insider Threats

By Jonathan VanianSeptember 27, 2016

NEW YORK, NY - NOVEMBER 18: Jennifer Lawrence attends "The Hunger Games: Mockingjay- Part 2" New York Premiere at AMC Loews Lincoln Square 13 theater on November 18, 2015 in New York City. (Photo by Jamie McCarthy/Getty Images) *** Local Caption *** Jennifer Lawrence

Man Pleads Guilty to Massive iPhone Celebrity Photo Hack

By ReutersSeptember 27, 2016

Meet The Cast And Creative Team Of "The Producers"

The Best Way for Companies to Prepare for Inevitable Data Breaches: Rehearse

By Robert HackettSeptember 27, 2016

How Blackstone Made Its Security Team 3 Times More Productive

How Blackstone Made Its Security Team 3 Times More Productive

By Jeff John RobertsSeptember 27, 2016

172427119

How Machine Learning Can Help Fight Off Cyber Attacks

By Jonathan VanianSeptember 27, 2016

A woman works on her computer as on the

Google Rescues a Security Blogger Under Attack from Hackers

By Jeff John RobertsSeptember 27, 2016

A Senator Wants the SEC to Investigate Yahoo’s Hacking Disclosure to Investors

A Senator Wants the SEC to Investigate Yahoo’s Hacking Disclosure to Investors

By Reuters and Michelle TohSeptember 27, 2016

Silhouettes

These Banks Are Testing an Intel-Powered Blockchain Platform for Bond Transactions

By ReutersSeptember 26, 2016

Why a U.S. Senator Wants the SEC to Investigate the Yahoo Hack

Why a U.S. Senator Wants the SEC to Investigate the Yahoo Hack

By ReutersSeptember 26, 2016

174696913

Look Out Companies, Here Come the Cyber Regulations

By Jeff John RobertsSeptember 25, 2016

SWITERLAND-POLITICS-INTELLIGENCE-VOTE-PRIVACY-TERRORISM

Switzerland Is Amping Up Cyber Security Efforts

By Michal AddadySeptember 25, 2016

CHINA-ECONOMY

Someone Is Testing Methods for Taking Down the Entire Internet

By David Z. MorrisSeptember 25, 2016

Data Sheet—Saturday, September 24, 2016

Data Sheet—Saturday, September 24, 2016

By Robert HackettSeptember 24, 2016

Marissa Mayer Delivers Keynote At Yahoo Mobile Developers Conference

Yahoo’s Titanic Data Breach Highlights Risk to M&A

By Robert HackettSeptember 23, 2016

2015 Fortune The Most Powerful Women Evening With... NYC Event

Why Yahoo Is Under Fire About Cyber Hack Timeline

By ReutersSeptember 23, 2016

Lenovo, Intel, and PayPal Team On Fingerprinting Tech For Online Payments

Lenovo, Intel, and PayPal Team On Fingerprinting Tech For Online Payments

By Jonathan VanianSeptember 23, 2016

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Most Popular

Google cofounder Sergey Brin has spent $102 million to fight California’s proposed billionaire tax—he could owe $13 billion if he loses

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By Sasha RogelbergOctober 3, 2026

Personal Finance

The 'golden passport': Argentina to offer citizenship for foreigners that make a $350,000 contribution to its treasury—or invest $800,000 in its bonds

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By The Associated Press and Isabel DebreOctober 2, 2026

Iran's currency is getting obliterated as the regime is about to run out of oil to sell and can’t even get its money from customers

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By Jason MaOctober 3, 2026

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