content security policy

Learn everything about content security policy through professional tutorials, in-depth technical guides, cybersecurity research, networking concepts, reverse engineering insights, and practical programming examples available on TabCode.Net.
  1. DOM Clobbering XSS Explained for Bug Bounty

    Learn how DOM clobbering turns HTML injection into DOM-based XSS, real exploit examples, and strong defenses for bug bounty hunters.
  2. Blind XSS Explained: Silent Web Attack Risks

    Learn what Blind XSS is, how it works, where hackers find it, and why companies pay big money to fix this silent but dangerous web attack.
  3. XSS via Video Files: How Hackers Hide Code in Media

    Attackers embed XSS in video subtitles, SVG posters, and metadata. Learn how to detect, sanitize, and secure your video upload system from these hidden threats.
  4. XSS in Video Files via Subtitles & Metadata

    Learn how XSS hides in video subtitles, SVG posters, and metadata. See real examples, fixes, and best practices to secure media uploads.
  5. XSS Bypass Using Weak Input Filtering Bug

    Learn how a weak input filtering system caused a dangerous XSS bypass during a bug bounty. See payload examples and secure prevention tips.
  6. Blind XSS - The Silent Killer in Web Security

    👀 What is Blind XSS? Unlike normal XSS where you see instant results, Blind XSS (Blind Cross-Site Scripting) triggers somewhere else - like in an admin dashboard, internal panel, or logging system - after you send the payload. 🧠 Think of it like planting a trap 💣 and waiting for someone (like an...
  7. XSS Is Not Dead - Web Security Warning

    XSS isn’t dead. Learn how Cross-Site Scripting still impacts web apps, how attackers exploit it, and how to secure your website properly.
  8. Google XSS Challenge Solutions Explained Clearly

    Complete guide to all Google XSS Challenge levels with clear solutions, XSS examples, code snippets, and cybersecurity tips for beginners and pros.
  9. XSS Payloads, simple overview 1

    XSS Payloads, simple overview Basic payload <script>alert('XSS')</script> <scr<script>ipt>alert('XSS')</scr<script>ipt> "><script>alert('XSS')</script> "><script>alert(String.fromCharCode(88,83,83))</script> Img payload <img src=x onerror=alert('XSS');> <img src=x onerror=alert('XSS')// <img...
  10. Google's XSS-Game Solutions

    Below are the solutions to Google XSS challenges hosted on https://xss-game.appspot.com Level 1: Hello, world of XSS Query https://xss-game.appspot.com/level1/frame?query=<script>alert(1)</script> Vector <script>alert(1)</script> Level 2: Persistence is key Vector "><img src=x onerror=alert(1)>...
  11. HTML5 Security Cheat-Sheet Essentials

    Learn key HTML5 security practices like CSP, CORS, HTTPS, and SRI to protect your web apps from XSS, injection, and unauthorized access.
  12. XSS Outside DOM - Bug Bounty Insight

    Learn how XSS can execute outside the DOM using img onerror payloads, even when HTML is not inserted into the document directly.