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The Hacker News - Cybersecurity News and Analysis: APFS

Apple macOS Bug Reveals Passwords for APFS Encrypted Volumes in Plaintext

Apple macOS Bug Reveals Passwords for APFS Encrypted Volumes in Plaintext

March 29, 2018Swati Khandelwal
A severe programming bug has been found in APFS file system for macOS High Sierra operating system that exposes passwords of encrypted external drives in plain text. Introduced two years ago, APFS ( Apple File System ) is an optimized file system for flash and SSD-based storage solutions running MacOS, iOS, tvOS or WatchOS, and promises strong encryption and better performance. Discovered by forensic analyst Sarah Edwards, the bug leaves encryption password for a newly created APFS volume (e.g., encrypting USB drive using Disk Utility) in the unified logs in plaintext, as well as while encrypting previously created but unencrypted volumes. "Why is this a big deal? Well, passwords stored in plaintext can be discovered by anyone with unauthorized access to your machine, and malware can collect log files as well and send them off to someone with malicious intent," Edwards said. The password for an encrypted APFS volume can easily be retrieved by running following sim
Apple announces Encryption-focused New File System for macOS Sierra

Apple announces Encryption-focused New File System for macOS Sierra

June 14, 2016Mohit Kumar
Apple announced one huge change at WWDC 2016: The company is replacing the HFS+ file system on MacOS, iOS, tvOS and WatchOS with a new file system. The company has introduced its brand new file system called The Apple File System — or APFS for short — for iOS, OS X, tvOS, and WatchOS, making security its centerpiece. " The Apple File System (APFS) is the next-generation file system designed to scale from an Apple Watch to a Mac Pro. APFS is optimized for Flash/SSD storage, and engineered with encryption as a primary feature, " according to an entry in the WWDC 2016 schedule. Yes, the Apple File System is optimized for Flash and SSD-based storage solutions that are used in iPhones, iPads, MacBooks, AppleTV set-top boxes, and others Apple gadgets. APFS supports "nearly" all features the HFS+ file system provides while offering improvements over the previous system in the process. Apple describes APFS as a modern file system that includes " strong enc
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