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- Raspberry PI and Tor for slightly easier OPSEC
- Data exfiltration through the VMware hypervisor
- Encoding Web Shells in PNG IDAT chunks
- Taking screenshots using XSS and the HTML5 Canvas
- Exploit: Symfony2 – local file disclosure vulnerability
- Extending Burp Suite to solve reCAPTCHA
- Decrypting suhosin sessions and cookies.
- JavaScript and Daylight Savings for tracking users.
- Google TOTP Two-factor Authentication for PHP
- Exploit: PHPCaptcha / Securimage is not secure.
- Javascript keylogger in JQuery.
- Clickjacking and Phishing with help from the HTML5 JavaScript Sandbox
- PHP Remote File Inclusion command shell using data://
- Hardening and securing PHP on Linux
- Using php://filter for local file inclusion
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Encoding Web Shells in PNG IDAT chunks
If you carefully encode a web shell in an image you can bypass server-side filters and seemingly make shells materialize out of nowhere (and I’m not talking about encoding data in comments or metadata) – this post will show you how … Continue reading