Accidentally deleted learning materials, and the recycle bin has also been emptied. How can I review and learn again? Is it possible to recover files that have been emptied from the recycle bin without anyone else accessing my computer? 🎯 Obtaining System Shell For demonstration purposes, we will use msf to gain target permissions. Next, … Read more
1. Core Logic and Industry Background of System Hardening In the global cybersecurity threat landscape of 2025, APT attacks and ransomware supply chain incidents are frequent. As a standard platform for penetration testing and security research, the hardening of Kali Linux needs to establish a closed-loop system of “proactive defense – dynamic monitoring – rapid … Read more
Next, we will detail the contents of the Defense Evasion and Credential Access menus. Defense Evasion Section In this section, we mainly discuss the tools <span>exe2hex</span> and <span>macchanger</span>. 01exe2hex <span>exe2hex</span> is actually a tool that converts commonly used programs or scripts into batch files such as txt, cmd, or bat. Some machines’ <span>WAF</span> may restrict … Read more
1. System Intrusion Investigation Technical System In the Kali Linux ecosystem, system intrusion investigation requires the establishment of a multi-layered detection framework covering the network layer, host layer, and application layer. Taking a penetration testing case from a financial institution’s internal network as an example, after the attacker gains initial access through an SMB protocol … Read more
Note: Swipe left on the report content to view the event timeline, historical background, technical details, and quick Q&A information. Offensive Security Releases Kali Linux 2025.3 with 10 New Tools Offensive Security has released Kali Linux 2025.3, which includes ten new tools, enhanced Wi-Fi capabilities (including restored Nexmon support), desktop adjustments, and platform updates. This … Read more
Offensive Security has officially announced the release of Kali Linux 2025.3, which is the third update of this Debian-based penetration testing and ethical hacking distribution in 2025. Following the release of Kali Linux 2025.2 over three months ago, the latest Kali Linux 2025.3 brings several significant improvements. The most notable update is the Nexmon support … Read more
1. Technical System for Operating System Vulnerability Mining Operating system vulnerability mining is a core aspect of network security, encompassing the entire process from basic information gathering to deep vulnerability exploitation. Kali Linux, as the standard toolkit in penetration testing, integrates tools such as Nmap, Metasploit, and SQLmap, forming a vulnerability mining ecosystem that covers … Read more
Excerpt from the movie The MatrixThe tool featured in the movie is called: Nmap, which is the world’s most famous network scanning tool.What is Kali Linux? Kali Linux is a Linux operating system designed specifically for network security professionals. It is a super toolbox pre-installed with over 600 specialized tools.Want to learn hacking skills and … Read more
1. Database Security Infrastructure and Threat Landscape As the storage medium for core data assets of enterprises, the security protection of databases is directly related to business continuity. The two major database systems represented by MySQL and Oracle occupy 78% of the global market share, but there are significant differences in their security architectures: MySQL … Read more
1. Set Time Zone Right-click on the time -> Properties -> Select a city in the East Eight Time Zone (Singapore) 2. Modify Username or Hostname Display // Modify ~/.zshrc file vim ~/.zshrc // Change emoji to @ 3. Set Up SSH Passwordless Login // Generate key pair // Public key (id_rsa.pub) and private key … Read more