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 and zack.whittaker@protonmail.com

The Latest from Zack Whittaker

Android security bug let malicious apps siphon off private user data

A security vulnerability in Android could have allowed malicious apps to siphon off sensitive data from other apps on the same device. App security startup Oversecured found the flaw in Google’s

Elon Musk confirms Tesla was target of foiled ransomware attack

Elon Musk called an attempted cyberattack against Tesla “serious,” a comment that confirms the company was the target of a foiled ransomware attempt at its massive factory near Reno, Nevad

Discord says user abuse reports have doubled since last year

Discord said removed four million accounts for spamming.

Decrypted: Uber’s former security chief charged, FBI’s ‘vishing’ warning

A lot happened in cybersecurity over the past week. The University of Utah paid almost half a million dollars to stop hackers from leaking sensitive student data after a ransomware attack. Two major A

Leaked S-1 says Palantir would fight an order demanding its encryption keys

Palantir, the secretive data analytics startup founded by billionaire investor Peter Thiel, would challenge a government order seeking the company’s encryption keys, according to a leaked docume

Cloudera pulls sensitive files from its ‘open by design’ cloud servers

Enterprise cloud giant Cloudera has pulled several of its cloud storage servers offline, despite initially claiming the servers were “open by design,” after a security researcher found sen

Zoom meetings hit by outage

Zoom video calls and webinars are also suffering because of the outage.

Fearing coronavirus, a Michigan college is tracking its students with a flawed app

Schools and universities across the United States are split on whether to open for the fall semester, thanks to the ongoing pandemic. Albion College, a small liberal arts school in Michigan, said in J

Decrypted: The block clock tick-tocks on TikTok

In less than three months and notwithstanding intervention, TikTok will be effectively banned in the U.S. unless an American company steps in to save it, after the Trump administration declared by exe

Decrypted: Hackers show off their exploits as Black Hat goes virtual

Every year hackers descend on Las Vegas in the sweltering August heat to break ground on security research and the most innovative hacks. This year was no different, even if it was virtual. To name a

Elon Musk says ’embarrassingly late’ two-factor is coming to Tesla app

Tesla CEO Elon Musk acknowledged Friday that the company was ‘embarrassingly late’ rolling out a security layer known as two-factor authentication for its mobile app. “Sorry, this is embarrassin

Instagram wasn’t removing photos and direct messages from its servers

A security researcher was awarded a $6,000 bug bounty payout after he found Instagram retained photos and private direct messages on its servers long after he deleted them. Independent security resear

New Jersey court says police can force you to give up your phone’s passcode

New Jersey’s top court has ruled that police can compel suspects to give up their phone passcodes, and does not violate the Fifth Amendment. The Fifth Amendment protects Americans from self-incr

‘Stalkerware’ phone spying apps have escaped Google’s ad ban

Several companies offering phone-spying apps — known as “stalkerware” — are still advertising in Google search results, despite the search giant’s ban that took effect today, Tec

Rep. Zoe Lofgren to talk privacy and policy at Disrupt 2020

We’re excited to announce that Rep. Zoe Lofgren is coming to Disrupt 2020 this September 14-18. Lofgren, a Democrat congresswoman and California native, has served at the heart of Silicon Valley

How I accidentally gatecrashed a startup’s morning meeting

There’s a certain kind of panic that at some point gets us all. You just got to work but did you leave the oven on at home? The gut-punch “call me ASAP” message from your boss but no

Security bugs let these car hackers remotely control a Mercedes-Benz

Few could ever forget back in 2015 when security researchers Charlie Miller and Chris Valasek remotely killed a Jeep’s engine on a highway with a Wired reporter at the wheel. Since then, the car

Hackers say ‘jackpotting’ flaws tricked popular ATMs into spitting out cash

In 2010, the late Barnaby Jack, a world-renowned security researcher, hacked an ATM live onstage at the Black Hat conference by tricking the cash dispenser into spitting out a stream of dollar bills.

A new technique can detect newer 4G ‘stingray’ cell phone snooping

Security researchers say they have developed a new technique to detect modern cell-site simulators. Cell site simulators, known as “stingrays,” impersonate cell towers and can capture info

Twitter says Android security bug gave access to direct messages

Twitter says a security bug may have exposed the private direct messages of its Android app users, but said that there was no evidence that the vulnerability was ever exploited. The bug could have all
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