Yesterday, a male colleague from a certain geek channel mysteriously pulled out a Weibo post claiming to help find a topic for the geeks. Upon receiving it, I saw the title was “Security Personnel Hacked a Bluetooth Butt Plug.” Butt plug? I looked at it with a complicated expression. The male colleague quickly pointed to … Read more
1. Data Interaction The rapid popularization and development of computer technology can be attributed to its ability to interact with various operators, which fundamentally involves data interaction. Regardless of whether it is commands or key presses, they ultimately manifest in the computer system as responses to different data situations, resulting in varying operational outcomes. Generally, … Read more
1. Question: Which Linux distribution is commercially supported by Canonical? Option 1: Ubuntu Option 2: Fedora Option 3: CentOS Option 4: Debian Correct Answer: 1 Explanation: Ubuntu is a Linux distribution that is commercially supported by Canonical. Canonical provides support and services for Ubuntu, making it a popular choice in both desktop and server environments. … Read more
Charging Head Network’s 3737th disassembly report. Introduction The Security Testing Room has purchased a smart camera from the VIRTAVO brand. This camera features a built-in 400W pixel sensor and a dual-lens design, with one lens mounted on a gimbal and the other fixed at a specific angle, effectively functioning as two cameras in one. The … Read more
Please click above Follow with one click! Information security for industrial control systems (hereinafter referred to as “ICS security”) is an important component of national cybersecurity and information security, serving as a fundamental guarantee for promoting China Manufacturing 2025 and the integration of manufacturing and the Internet. In October 2016, the Ministry of Industry and Information … Read more
Definition of PMP The full name of PMP is Physical Memory Protection. It is a lightweight and low-overhead memory protection mechanism in the RISC-V architecture, primarily used in embedded systems or real-time operating systems (RTOS) that do not have a Memory Management Unit (MMU). The core purpose is to provide access control to physical memory … Read more
With the rapid development of automotive electronics technology, the iteration of technologies such as new energy vehicles and autonomous driving is driving profound changes in the overall vehicle electronic architecture. The number of ECU controllers installed in vehicles has surged from dozens in traditional models to hundreds, and the number of various sensors (such as … Read more
In the wave of upgrades for smart locks, Bluetooth (BLE) has become an indispensable connection method due to its low power consumption, high popularity, and ease of use. An excellent Bluetooth module can ensure stable operation, long battery life, and a smooth user experience for the lock. However, with a plethora of modules available in … Read more
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The core purpose of local wake-up (such as KL15 power-on or sensor trigger) directly entering the Immediate Transmit State is to achieve rapid network-wide collaborative wake-up through high-frequency NM messages that seize the bus. The specific design logic is as follows: 1. Core Purpose Accelerate Network Synchronization The ECU that wakes up locally acts as … Read more