--- title: Best System Weakness posts — August 2024 | daily.dev description: The most upvoted System Weakness posts from August 2024, curated by the daily.dev community. canonical: https://daily.dev/sources/systemweakness/best-of/2024/08 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/systemweakness/best-of/2024/08 og:type: website og:site_name: daily.dev og:title: Best System Weakness posts — August 2024 | daily.dev og:description: The most upvoted System Weakness posts from August 2024, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of System Weakness — August 2024 1. 1 [](https://daily.dev/posts/finding-origin-ip-address-xepxiju0p "Finding origin ip address") Article System Weakness · 2y Finding origin ip address The post provides various methods and tools to find the origin IP address of websites hidden behind Web Application Firewalls (WAF) like Cloudflare. It suggests manual techniques using platforms such as Shodan and DNS lookup tools, and also lists automation tools available on GitHub for the same purpose. 59 2 2. 2 [](https://daily.dev/posts/advanced-kali-linux-commands-for-hacking-and-penetration-testing-ugnmoghsl "Advanced Kali Linux Commands for Hacking and Penetration Testing") Article System Weakness · 2y Advanced Kali Linux Commands for Hacking and Penetration Testing This post highlights advanced Kali Linux commands crucial for penetration testers. It covers powerful tools like Nmap for network scanning, Metasploit Framework for exploitation, Aircrack-ng for wireless network cracking, Netcat for versatile networking tasks, Burp Suite for web application testing, and John the Ripper for password cracking. Each section includes advanced usage examples and explanations of specific commands. 48 4 3. 3 [](https://daily.dev/posts/installing-wazuh-on-ubuntu-ro2kvavyw "Installing Wazuh on Ubuntu") Article System Weakness · 2y Installing Wazuh on Ubuntu This guide explains how to install Wazuh, an open-source SIEM, on Ubuntu. It covers the steps to install both the Wazuh Manager and Wazuh Agent, including accessing the Wazuh dashboard and solving common issues such as port conflicts and dashboard accessibility. Detailed instructions and troubleshooting tips are provided to ensure a smooth installation process. 46 1 4. 4 [](https://daily.dev/posts/sql-injection-attacks-and-how-to-prevent-them-qbnysc0qy "SQL Injection Attacks and How to prevent them") Article System Weakness · 2y SQL Injection Attacks and How to prevent them SQL Injection is a critical security attack that exploits vulnerabilities in web applications by injecting malicious SQL queries. This can compromise sensitive information, result in data loss, or affect the application's behavior. Common causes of SQL injection vulnerabilities include lack of data validation, complicated queries, and inefficient error handling. There are multiple types of SQL Injections, such as in-band, blind, out-of-band, and stored procedure injections. Preventive measures include using prepared statements, validating and sanitizing user inputs, limiting database permissions, and deploying Web Application Firewalls. 28 1 5. 5 [](https://daily.dev/posts/how-i-built-a-web-app-with-no-javascript-experience-eqo0gyq54 "How I Built a Web App with No JavaScript Experience") Article System Weakness · 2y How I Built a Web App with No JavaScript Experience The author, with no prior JavaScript experience, describes their journey of building a web app for file encryption and decryption using AES-256\. They started with HTML/CSS and leaned heavily on AI for JavaScript implementation. Challenges included unfamiliar JavaScript quirks, debugging issues, and the complexities of encryption protocols. Despite these hurdles, the author successfully completed the project, emphasizing the pivotal role of AI in overcoming obstacles and refining the app. 19 6. 6 [](https://daily.dev/posts/how-to-setup-2fa-on-an-ssh-server-hohu8yfkd "How to Setup 2FA on an SSH Server") Article System Weakness · 2y How to Setup 2FA on an SSH Server Learn how to set up Google Authenticator for time-based 2FA on your SSH server for an additional layer of security. The tutorial guides you through installing the necessary PAM module, configuring SSH settings, and setting up Google Authenticator. Ensure to test the new configuration before logging out to avoid being locked out. 16 1 7. 7 [](https://daily.dev/posts/powershell-unleashed-why-every-it-professional-should-learn-it-kb9azhfvq "PowerShell Unleashed: Why Every IT Professional Should Learn It") Article System Weakness · 2y PowerShell Unleashed: Why Every IT Professional Should Learn It PowerShell is a powerful command-line shell and scripting tool developed by Microsoft, essential for system administration, development, and cybersecurity. It's praised for its automation capabilities, access to .NET libraries, cross-platform compatibility, and robust community support. Learning PowerShell can significantly advance your career. Effective strategies include starting with the basics, using online resources, practicing regularly, joining communities, and working on real-world projects. 12 [See all System Weakness archives](/sources/systemweakness/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/systemweakness/best-of/2024/08#page","url":"https://daily.dev/sources/systemweakness/best-of/2024/08","name":"Best System Weakness Posts — August 2024","description":"The most upvoted System Weakness posts from August 2024, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/systemweakness/best-of/2024/08#items","numberOfItems":7,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/finding-origin-ip-address-xepxiju0p","name":"Finding origin ip address"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/advanced-kali-linux-commands-for-hacking-and-penetration-testing-ugnmoghsl","name":"Advanced Kali Linux Commands for Hacking and Penetration Testing"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/installing-wazuh-on-ubuntu-ro2kvavyw","name":"Installing Wazuh on Ubuntu"},{"@type":"ListItem","position":4,"url":"https://daily.dev/posts/sql-injection-attacks-and-how-to-prevent-them-qbnysc0qy","name":"SQL Injection Attacks and How to prevent them"},{"@type":"ListItem","position":5,"url":"https://daily.dev/posts/how-i-built-a-web-app-with-no-javascript-experience-eqo0gyq54","name":"How I Built a Web App with No JavaScript Experience"},{"@type":"ListItem","position":6,"url":"https://daily.dev/posts/how-to-setup-2fa-on-an-ssh-server-hohu8yfkd","name":"How to Setup 2FA on an SSH Server"},{"@type":"ListItem","position":7,"url":"https://daily.dev/posts/powershell-unleashed-why-every-it-professional-should-learn-it-kb9azhfvq","name":"PowerShell Unleashed: Why Every IT Professional Should Learn It"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"System Weakness","item":"https://daily.dev/sources/systemweakness"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/systemweakness/best-of"},{"@type":"ListItem","position":5,"name":"August 2024"}]}]} ```