Category Archives: iPhone

New “Enhanced Interrogation” Tool for iOS

The iOS operating system contains a number of services and back doors that most leading commercial forensic imaging tools do not currently exploit. These provide enhanced levels of decrypted information from the device. Because of this, one is is able … Continue reading

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Free Download: iOS Forensic Investigative Methods

Given the vast amount of loose knowledge now out there in the community, and the increasing number of commercial tools available to conduct both law enforcement and private sector acquisition of an iOS device, I’ve decided to make my law … Continue reading

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iOS Counter Forensics: Encrypting SMS and Other Crypto-Hardening

As I explained in a recent blog post, your iOS device isn’t as encrypted as you think. In fact, nearly everything except for your email database and keychain can (and often is) recovered by Apple under subpoena (your device is … Continue reading

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Introduction to iOS Binary Patching (Part 1)

Part of my job as a forensic scientist is to hack applications. When working some high profile cases, it’s not always that simple to extract data right off of the file system; this is especially true if the data is … Continue reading

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Nescaline is Now Free and Open Source!

Nescaline (my popular NES emulator for iOS) is now both free and open source. You can download and build the entire project here: https://github.com/jzdziarski/nescaline/. I have recently made some additions to Nescaline, such as implementing a better 6502 core for … Continue reading

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Your iOS device isn’t as encrypted as you think

This should help clear up the common misconception that data is encrypted and secured in iOS. While it’s true that iOS does sport an encrypted file system, that file system is virtually always unlocked from the moment the operating system … Continue reading

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January 2013 iOS Workshop Lineup

CHANGE OF VENUE: Now hosted at NYPD Training Academy on E 20th St. January 21, 2013: New York, NY: iOS Advanced Forensics Update Now in room 513 Join us as Jonathan Zdziarski, author, forensic scientist and iOS expert, leads your … Continue reading

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Sep 24 and 25, 2012: Arlington, VA: Two Great iOS Workshops

September 24, 2012: Advanced iOS Forensic Imaging and Investigation Location: Arlington, VA Renaissance Marriott Registration URL: http://aif-arlington.eventbrite.com Join us as Jonathan Zdziarski, author, forensic scientist and iOS forensics expert, leads your organization’s law enforcement or security professionals through the delicate … Continue reading

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The Dark Art of iOS Application Hacking

I’ll be giving the talk, The Dark Art of iOS Application Hacking at Black Hat 2012 in Las Vegas this July. This workshop will cover many techniques we use to attack iOS applications, and has numerous applications in the security … Continue reading

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Preventing Widespread Automated Attacks in iOS

With a hundred million end users, the notion of a widespread attack on Apple iOS devices is tempting to any criminal. The dream (or nightmare) of an attacker somehow targeting potentially millions of always-on, always-connected iOS devices using a large-scale … Continue reading

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