Wireshark PDU Reassembly
Reconstructing fragmented data with an extensible Lua dissector.
Ryan Govostes
Latest posts
Serial Capture to PCAP
Capturing serial traces as easily as network traffic.
CAN Gateway for UIROBOT UIM342 Motors
Developing a gateway for controlling UIROBOT motors using a generic USB to CAN adapter.
Parallel Reduce Operations in Metal Shaders
Leveraging Metal for accelerated reduce (fold) operations.
Interview: Exploring a New Frontier with Foxglove
Building technologies for ocean exploration at Woods Hole Oceanographic Institution.
hxp 36C3 CTF Compilerbot
Exploiting a service that compiles C code without executing it.
Telink TC32 Processor Specification for Ghidra
Bootstrapping a Ghidra processor spec for a microcontroller from compiler toolchain binaries.
Protobuf Extension for SQLite
Querying Protobuf message fields as database columns.
HTTP Request Translator
Turning curl commands into Python and JavaScript code.
Shell Lexing for Node.js
Porting Python's shlex module to JavaScript.
Thunderbolt 3 Unblocker
Patching the macOS kernel to enable Thunderbolt 3 peripherals.
Password Recovery on DeepSound Steganography
Cracking weak cryptography in an audio-based data concealment tool featured on Mr. Robot.
Oto Matsuri
Purifying myself in the flames of an ancient Shinto festival.
Understanding Undefined Behavior at WWDC17
Talking about security pitfalls at Apple's Worldwide Developer Conference.
Binary Bomb for RPI's CSCI 4971
Teaching reverse engineering fundamentals through a hands-on lab exercise.
OpenSSL Certificate Verification Bypass in Mac OS X
Examining how Apple broke TLS on Snow Leopard (CVE-2010-1378).