Zack Whittaker

Zack Whittaker

Security Editor

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.

The Latest from Zack Whittaker

Ro says it ‘inadvertently’ exposed employees’ personal information

Healthcare unicorn Ro is notifying employees of a data exposure involving their personal information after a security contractor “inadvertently” uploaded a spreadsheet of employee data to

Popular censorship circumvention tools face fresh blockade by China

Tools helping China’s netizens to bypass the Great Firewall appear to be facing a fresh round of crackdowns in the run-up to the country’s quinquennial party congress that will see a top l

Meta settles lawsuit for ‘significant’ sum against businesses scraping Facebook and Instagram data

Facebook parent Meta has settled a lawsuit in the U.S. against two companies that had engaged in data scraping operations, which had seen them gathering data from Facebook and Instagram users for mark

House Democrats debut new bill to limit US police use of facial recognition

A group of House Democrats has unveiled a new bill that aims to put limits on the use of facial recognition technologies by law enforcement agencies across the United States. Dubbed the Facial Recogni

US arm of Israeli defense giant Elbit Systems says it was hacked

Elbit Systems of America, the U.S. arm of Israeli defense contractor Elbit, says its network was compromised in early June and personal information of employees was stolen. In a breach notification fi

Optus, Australia’s second largest telco, says customer data exposed in data breach

Australia telecoms giant Optus said current and former customer data was accessed following a cyberattack on its systems. Optus said in a press release on Thursday that an unspecified number of custom

Twitter discloses it wasn’t logging users out of accounts after password resets

Weeks after Twitter’s ex-security chief accused the company of cybersecurity mismanagement, Twitter has now informed its users of a bug that didn’t close all of a user’s active logge

How do you stop another Uber hack?

As cyberattacks get more sophisticated, some of the strongest security features — like MFA — are being defeated, thanks to weaknesses in human behavior.

What we learned when Twitter whistleblower Mudge testified to Congress

A ticking bomb of security vulnerabilities. Covering up security failures. Duping regulators and misleading lawmakers. These are just some of the allegations when Twitter’s ex-security lead turn

iOS 16 lands today with these five new security and privacy features

Apple’s long-awaited iOS 16 update for iPhones lands Monday with new security and privacy features, aimed at preventing spyware, protecting users against domestic and spousal abuse and replacin

Patreon confirms security team layoffs

Patreon has confirmed it has laid off five employees from its security team. Emily Metcalfe, a former senior security engineer at Patreon, said in a LinkedIn post on Thursday: “So for better or

Parsing Samsung’s data breach notice

What Samsung is saying — and isn't saying — about its July data breach.

Samsung says customer data stolen in July data breach

Electronics giant Samsung has confirmed a data breach affecting customers’ personal information. In a brief notice, Samsung said it discovered the security incident in late-July and that an &#82

A huge Chinese database of faces and vehicle license plates spilled online

A massive Chinese database storing millions of faces and vehicle license plates was left exposed on the internet for months before it quietly disappeared in August. While its contents might seem unrem

Plex warns users to reset passwords after data breach

Streaming media platform Plex has confirmed a data breach and is warning users to change their passwords. Plex said it discovered the compromise on Tuesday and found the intruder had accessed “a

Apple releases iOS, iPadOS and macOS security fixes for two zero-days under active attack

Apple released surprise software updates for iPhones, iPads and Macs on Wednesday that fix two security vulnerabilities known by Apple to be actively exploited by attackers. The two vulnerabilities we

TechCrunch launches TheTruthSpy spyware lookup tool

TechCrunch today launched a spyware lookup tool that allows anyone to check if their Android device was compromised by a network of consumer-grade stalkerware apps, including TheTruthSpy. The aim is t

Hands-on with Lockdown Mode in iOS 16

Lockdown Mode is a new Apple feature you should hope you’ll never need to use. But for those who do, like journalists, politicians, lawyers and human rights defenders, it’s a last line of

Twitter fixes security bug that exposed at least 5.4 million accounts

Twitter says it has fixed a security vulnerability that allowed threat actors to compile information of 5.4 million Twitter accounts, which were listed for sale on a known cybercrime forum. The vulner

Hackers stole passwords for accessing 140,000 payment terminals

Hackers had access to dashboards used to remotely manage and control thousands of credit card payment terminals manufactured by digital payments giant Wiseasy, a cybersecurity startup told TechCrunch.
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