70 Common Commands in Linux The linux command is a command to manage the Linux system. For a Linux system, the commands of Linux system management are the core of its normal operation. get help help: View the help of linux built-in commands, the information displays a brief description of the query command and the use and description of some parameters man: You can view information such as command help, configuration file help, and programming help through man....

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role definition Has all permissions to the space, including but not limited to defining permissions, navigating pages, defining templates, and organizing directories. This role does not need to have a technical background, but needs to have good communication skills and empathy skills, but needs to understand the reading habits of readers facing the space and the focus of daily work, such as which documents are most frequently read and which are most frequently written....

The previous analysis understands the PCM and YUV data of the audio and video raw data generated by encapsulation, decoding, and decoding. Today, let's talk about the inverse operation of decapsulation: encapsulation . What is audio and video encapsulation? In fact, it is easy to understand that audio and video encapsulation is actually a packaging of audio and video streams, plus additional information for later use. For example, for the pcm data mentioned above, if you want to play it, you must provide parameters such as sampling rate, number of channels, and sampling format, otherwise it cannot be played....

Introduce the installation package management tools of common Linux operating systems, and mainly introduce their usage commands! In addition to installing software, a package management system provides tools to update already installed packages. Package repositories help ensure that the code used in your system is reviewed and the installed version of the software has been approved by developers and package maintainers. 1. dpkg Ubuntu, Debian dpkg Commands are Debian Linux utilities that the system uses to install, create, and manage software packages....

Click on the blue text above Follow Linux fans A new version of Kali Linux, the ethical hacking-focused Linux distribution, has been released, called 2022.3. It comes with additional tools for creating a local penetration testing environment. The developers also announced a new Discord server. What's new in Kali Linux 2022.3? The developers announced the new version of Kali Linux on Twitter, also confirming the DefCon and BlackHat hacking conference in Las Vegas in August 2022....

eBPF ( Extended Berkeley Packet Filter ) originated in the Linux kernel and is a sandboxed program that can run in the operating system kernel. Its technology safely and efficiently extends the kernel functionality. Without changing the kernel source code or loading kernel modules. eBPF is widely used for: Kernel performance trace Cybersecurity and Observability Application and container runtime security ... 1. The general process of eBPF program execution...

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If a Linux backdoor is discovered, it can basically be considered that the server assets are damaged and lost. Because the share of Linux servers is indeed relatively large, the risk of being targeted and hacked will also increase. Backdoor BC00C10454FEB0D5C832C53648EACB0C Since the backdoor file is not large, there is no anti-analysis means such as obfuscation and control flow flattening or adding virtual shell, so it is relatively simple. And it is modified based on the prism backdoor....

0 1 Linux Basics 1. A brief introduction to the Linux system Linux is a free-to-use, multi-user, multi-tasking, multi-threading and multi-core CPU operating system; many medium, large and even huge projects are using Linux. The Linux distribution is simply a package of Linux and application software. At present, the more well-known distributions on the market are: Ubuntu, RedHat, CentOS (community enterprise operating system) and so on. Comparison of Windows and Linux...