Zack Whittaker

Security Editor, TechCrunch

Zack Whittaker is the security editor at TechCrunch. You can send tips securely via Signal and WhatsApp to +1 646-755-8849. He can also be reached by email at zack.whittaker@techcrunch.com. You can also submit files and documents securely via SecureDrop.

Zack Whittaker

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In Brief

Hackers break into Andrew Tate’s online ‘university,’ steal user data and flood chats with emojis
Zack Whittaker

2 days ago
Security

Apple says Mac users targeted in zero-day cyberattacks
Zack Whittaker

4 days ago

Security

PSA: You shouldn’t upload your medical images to AI chatbots
Zack Whittaker

4 days ago
Security

CISA Director Jen Easterly to depart agency on January 20
Zack Whittaker

Nov 18, 2024
Security

T-Mobile hack linked to Chinese breaches of telecom networks
Zack Whittaker

Nov 16, 2024
Featured

Think you need a VPN? Start here.
Zack Whittaker

Nov 15, 2024

Security

It’s the Senate’s last chance to pass the PRESS Act
Zack Whittaker

Nov 10, 2024
Security

FBI says hackers are sending fraudulent police data requests to tech giants to steal people’s private information
Zack Whittaker

Nov 8, 2024
Security

The TechCrunch Cyber Glossary
Zack Whittaker

Lorenzo Franceschi-Bicchierai

Carly Page

Nov 5, 2024
Security

Mozilla Foundation lays off 30% staff, drops advocacy division
Zack Whittaker

Nov 5, 2024

TechCrunch Disrupt 2024

The biggest underestimated security threat of today? Advanced persistent teenagers
Zack Whittaker

Nov 1, 2024
Security

MoneyGram replaces CEO weeks after massive customer data breach
Zack Whittaker

Oct 29, 2024
Security

How the ransomware attack at Change Healthcare went down: A timeline
Zack Whittaker

Oct 24, 2024
Security

UnitedHealth says Change Healthcare hack affects over 100 million, the largest-ever US healthcare data breach
Zack Whittaker

Oct 24, 2024

Security

Apple will pay security researchers up to $1 million to hack its private AI cloud
Zack Whittaker

Oct 24, 2024
Security

Microsoft said it lost weeks of security logs for its customers’ cloud products
Zack Whittaker

Oct 17, 2024
Security

The biggest data breaches in 2024: 1 billion stolen records and rising
Zack Whittaker

Oct 14, 2024
Security

National Public Data, the hacked data broker that lost millions of Social Security numbers and more, files for bankruptcy
Zack Whittaker

Oct 14, 2024

Security

MoneyGram says hackers stole customers’ personal information and transaction data
Zack Whittaker

Oct 7, 2024
Security

The 30-year-old internet backdoor law that came back to bite
Zack Whittaker

Oct 7, 2024
Security

VPN providers don’t protect your privacy online. Here’s what can.
Zack Whittaker

Sep 30, 2024
Featured

We are skeptical of VPN providers, and you should be, too
Zack Whittaker

Sep 30, 2024

Security

Iranian hackers charged with hacking Trump campaign to ‘stoke discord’
Lorenzo Franceschi-Bicchierai

Zack Whittaker

Sep 27, 2024
Security

Chipmaker Qualcomm lays off hundreds of workers in San Diego
Zack Whittaker

Lorenzo Franceschi-Bicchierai

Sep 19, 2024
Security

Cisco’s second layoff of 2024 affects thousands of employees
Zack Whittaker

Sep 17, 2024
Security

US government expands sanctions against spyware maker Intellexa
Zack Whittaker

Sep 16, 2024

In Brief

London’s transit agency drops claim it has ‘no evidence’ of customer data theft after hack
Zack Whittaker

Sep 10, 2024
Security

Thousands of Avis car rental customers had personal data stolen in cyberattack
Zack Whittaker

Sep 9, 2024
Security

For security, stop picking up the phone
Zack Whittaker

Sep 7, 2024
Security

Transport for London outages drag into weekend after cyberattack
Zack Whittaker

Sep 6, 2024