PSpice is a SPICE circuit simulator from Cadence Design Systems that encrypts proprietary semiconductor model files to protect vendor IP...
Security research
As 2022 ends, so does my APFS Advent Challenge. Deciding at the last minute to write this series of blogs...
Meta
As we discussed in an earlier post, Apple’s Fusion Drives combine the storage capacity of a hard disk drive (HDD)...
APFS Internals · Part 18
Our previous post covered how Object Maps facilitate the implementation of point-in-time Snapshots of APFS file systems by preserving File...
APFS Internals · Part 17
Now that we know how to parse the File System Tree, analyze keybags, and unwrap decryption keys, it’s time to...
APFS Internals · Part 16
This is a quick update to yesterday’s post on using std::experimental::simd to speed up APFS Fletcher-64 calculations. It turns out...
High performance computing
Today’s post will take on a bit of a different style than the previous posts in this series. Among other...
File systems
In our last post, we discussed both Volume and Container Keybags and how they protect wrapped Volume Encryption and Key...
APFS Internals · Part 15
APFS is designed with encryption in mind and removes the need for the Core Storage layer used to provide encryption...
APFS Internals · Part 14