Jonathan Zdziarski

By MacRumors Staff

Jonathan Zdziarski Articles

F-Secure Acquires Jonathan Zdziarski's Mac Security App 'Little Flocker'

Thursday April 6, 2017 3:49 am PDT by
Cyber security company F-Secure has acquired Little Flocker, the behavioral analysis-based monitoring app for Macs, developed by iPhone forensics expert and security researcher Jonathan Zdziarski, who joined Apple last month. The Helsinki-based firm announced the news in a press release posted to its site, where it revealed that Little Flocker would be built into a new security product it's...

Apple Hires iPhone Security Expert Jonathan Zdziarski

Tuesday March 14, 2017 9:18 am PDT by
iPhone forensics expert, security researcher, and former jailbreak community developer Jonathan Zdziarski today announced he has accepted a position with Apple's Security Engineering and Architecture team. He did not reveal his official starting date or responsibilities at the company. I’m pleased to announce that I’ve accepted a position with Apple’s Security Engineering and...

Apple Says it Syncs Call Logs on iCloud As a 'Convenience to Customers' Amid Security Concerns

Thursday November 17, 2016 10:29 am PST by
Earlier today, reports surfaced on The Intercept and Forbes claiming Apple "secretly" syncs Phone and FaceTime call history logs on iCloud, complete with phone numbers, dates and times, and duration. The info comes from Russian software firm Elcomsoft, which said the call history logs are stored for up to four months. Likewise, on iOS 10, Elcomsoft said incoming missed calls that are made...

WhatsApp Security Flaw Leaves 'Trace of All Your Chats' Even After Deletion

Friday July 29, 2016 6:00 am PDT by
Popular third-party chat app WhatsApp is leaving a "forensic trace" of every supposedly deleted chat log, meaning anyone with access to your smartphone -- or another device connected through the cloud -- could potentially access data from the app. The discovery comes from iOS researcher Jonathan Zdziarski, who shared the information in a blog post after discovering the potential security flaw in...

Apple Confirms Unencrypted Kernel in iOS 10 Beta is Intentional

Wednesday June 22, 2016 6:40 pm PDT by
Yesterday it was discovered that iOS 10 does not feature an encrypted kernel, allowing users and researchers access to the core of the operating system and its inner workings. It was unclear at the time whether the lack of encryption was an accident or intentional, but today Apple confirmed to TechCrunch that the company did not encrypt the kernel for a reason. “The kernel cache doesn’t...

iOS 10 Beta Features Unencrypted Kernel Making it Easier to Discover Vulnerabilities

Tuesday June 21, 2016 2:54 pm PDT by
Apple's iOS 10 preview, seeded to developers last week, does not feature an encrypted kernel and thus gives users access to the inner workings of the operating system and potential security flaws, reports MIT Technology Review. It is not known if this was an unintentional mistake or done deliberately to encourage more bug reports. Security experts say the famously secretive company may have...

Senate Draft Encryption Bill Called 'Absurd,' 'Dangerous,' and Technically Inept

Friday April 8, 2016 12:48 pm PDT by
A draft of an encryption bill created by Senate Intelligence Committee leaders Richard Burr and Dianne Feinstein was released last night, revealing the scope of the legislation that would require technology companies to decrypt data and share it in an "intelligible format" when served with a legal order. The Compliance with Court Orders Act of 2016, a copy of which was shared by Re/code,...

Shooter's iPhone Could Harbor 'Dormant Cyber Pathogen', Claims San Bernardino DA

Friday March 4, 2016 12:49 am PST by
The iPhone at the center of the ongoing encryption dispute between Apple and the FBI may contain a "dormant cyber pathogen", according to the San Bernardino county District Attorney. The curious claim appears in an amicus brief filed by Michael Ramos with a California court on Thursday. In the document, Ramos speculates that the iPhone used by terror suspect Syed Rizwan Farook "may contain...

Twitter, eBay, Airbnb, Reddit and More Officially Supporting Apple in FBI Fight [Updated]

Thursday March 3, 2016 1:02 pm PST by
Sixteen technology companies today teamed up to officially support Apple in its ongoing encryption dispute with the FBI, a copy of which has been shared by Apple. Twitter, Airbnb, eBay, LinkedIn, Square, Atlassian, Automattic, Cloudflare, GitHub, Kickstarter, Mapbox, Meetup, Reddit, Squarespace, Twilio, and Wickr filed an amicus brief [PDF] backing Apple's assertion that the FBI's use of the All...

Hackers Using Law Enforcement Tools to Access iCloud Backups Unprotected by Two-Factor Authentication

Tuesday September 2, 2014 5:55 pm PDT by
Earlier today, Apple issued a press release stating that an iCloud/Find My iPhone breach had not been responsible for the leak of several private celebrity photos over the weekend, instead pointing towards a "very targeted attack on user names, passwords, and security questions" hackers used to gain access to celebrity accounts. The company did not divulge specific details on how hackers...

Apple Addresses iOS 'Backdoor' Concerns by Outlining Legitimate Uses for Targeted Services [Updated]

Tuesday July 22, 2014 7:44 pm PDT by
Earlier this week, forensic expert Jonathan Zdziarski attracted attention for his disclosures of what appeared to be "backdoors" in iOS that could allow for covert data collection of users' information from their devices. While Apple issued a statement denying that anything nefarious was involved, the company has now posted a new support document (via Cabel Sasser) offering a limited description...

Forensic Expert Questions Covert 'Backdoor' Services Included in iOS by Apple

Monday July 21, 2014 7:23 am PDT by
As part of a recent Hackers On Planet Earth (HOPE/X) conference presentation, forensic scientist and iPhone jailbreak expert Jonathan Zdziarski detailed several backdoor security mechanisms that are secretly included in iOS by Apple. These mechanisms make covert data collection easier for Apple and governmental authorities, reports Zdziarski via ZDNet. Zdziarski confirms that iOS is...