Click to follow InfoQ, pinned public account Receive the 8 AM technical breakfast for programmers Author｜Daniel J Walsh Translator｜Jin Lingjie In recent years, container technology has become a hot topic not only among developers but also among many enterprises. This growing interest in containers has led to an increasing demand for enhanced security and hardening, … Read more
Introduction Remote debugging with QEMU is quite simple; just enable the -g parameter to bind to a local port. However, IDA requires some configuration to debug MIPS architecture binary files and pause processes for debugging. (There are many online tutorials on how to run IDA in Linux and set up the buildroot environment, or feel … Read more
Vulnerability Description: There is a stack overflow vulnerability in the sub_25E04 function of the upnpd file. The length is not checked during strcpy, causing an overflow and allowing for a ROP attack to achieve command execution. Version: 1.0.2.134 Vulnerability Analysis and Reproduction1. Firmware Simulation Using qemu system simulation: qemu startup: qemu-system-arm -M vexpress-a9 -kernel vmlinuz-3.2.0-4-vexpress … Read more
Recently, I saw a friend using this tool, so I decided to play around with it over the weekend and make some notes. Sometimes writing code isn’t just about the coding itself; it’s like developing a car—you can’t just know how to build a car, you also need to understand the roads. If a highway … Read more
Before sharing the content, let’s announce the course updates: Good news, << Upgraded Video Application Basics Chapter 6: Text and Image Display >> has been updated with 5 new lessons: 1. ASCII Character Bitmap Display (9 minutes, free) 2. Chinese Character Bitmap Display (16 minutes, free) 3. Universal Command for Cross-Compilation Programs: Example with Freetype … Read more
“Hello, I am George, this is my business card.”” “Oh? Does this business card have a USB port and a chip?” “Yes, this business card runs Linux. You plug it into the computer’s USB port, and Linux will boot in 6 seconds. Then you can log in through a virtual serial port and access the … Read more
For beginners, one of the most challenging aspects at the start of their learning journey is finding study materials. Therefore, today I recommend a repository that aggregates open source projects. This article carefully compiles some embedded-related resources, including but not limited to programming languages, microcontrollers, open source projects, IoT, operating systems, Linux, and these materials … Read more
George Hilliard is an embedded systems engineer who spends a lot of time looking for inexpensive Linux computers. One day, the idea of creating a Linux board the size of a business card came to his mind. Previously, George had seen some electronic business cards with various interesting features, including simulating USB flash drives, blinking … Read more
Machine Heart reported Participants: Siyuan, Du Wei,Zenan For an engineer, how can one declare their strength on a business card?Creating a complete computer on it might be a good idea. Recently, a business card made by American embedded systems engineer George Hilliard has attracted widespread attention.He used his business card as a “motherboard”, printing all … Read more
Click the “YuDao Source Code” above to select “Set as Star” What about the front wave or the back wave? Only the waves that can roll are good waves! Articles updated daily at 8:55, losing a bit of hair every day… Source Code Quality Column Original | Java 2020 Super God Road, very liver ~ … Read more