https://ring0shady.github.io/Ring0ShadySecurity Researcher focused on the architecture of modern threats. Specializing in Kernel-mode exploitation, custom malware development, and advanced Red Teaming methodologies. This space serves as a technical log for binary analysis, debugging deep system internals, and crafting low-level exploits from scratch. 2026-06-08T23:31:44+00:00 Hossam Ayman Shady https://ring0shady.github.io/ Jekyll © 2026 Hossam Ayman Shady /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png Mastering the Terminal — Essential CLI Shortcuts2026-06-01T08:00:00+00:00 2026-06-08T23:31:28+00:00 https://ring0shady.github.io/posts/gemini-code-1780961075020/ Hossam Ayman Shady A quick guide to the absolute essential command-line shortcuts to speed up your daily workflow. Windows Drivers & Kernel Exploitation: From Development to EDR Bypass2026-05-11T18:00:00+00:00 2026-05-11T18:00:00+00:00 https://ring0shady.github.io/posts/windows-driver-kernel-exploitation/ security_research A comprehensive deep-dive into Windows kernel driver development, vulnerability classes, privilege escalation via token stealing, BYOVD attacks, and EDR callback neutralization — written for security researchers studying kernel exploitation. Shellcode Development — From Zero to Bypassing Windows Defender in 20262026-04-02T13:00:00+00:00 2026-04-03T23:00:24+00:00 https://ring0shady.github.io/posts/shellcode-development-zero-to-advanced/ Hossam Ayman Shady A comprehensive guide to shellcode development in C/C++ — from understanding what shellcode is, through basic execution techniques, to advanced EDR/AV bypass methods including direct syscalls, indirect syscalls, sleep obfuscation, and process injection. Covers Windows 10 and 11 protections up to 2026. Active Directory Certificate Services (AD CS) Attacks — Complete Guide to All 11 ESC Techniques2026-04-01T10:00:00+00:00 2026-04-01T12:04:18+00:00 https://ring0shady.github.io/posts/adcs-complete-attack-guide/ Hossam Ayman Shady The most comprehensive guide to AD CS (Active Directory Certificate Services) attacks covering all 11 ESC techniques with step-by-step exploitation, enumeration, tools, commands, expected outputs, and remediation. ADCS Abuse — ESC9 & ESC10 in Detail2026-04-01T10:00:00+00:00 2026-04-01T11:54:01+00:00 https://ring0shady.github.io/posts/esc9/ Hossam Ayman Shady A deep-dive into Active Directory Certificate Services ESC9 and ESC10 privilege escalation techniques — theory, enumeration, exploitation, detection, and remediation.