https://4bd3l4l1.tech/Penetration testing and security research. Detailed writeups on vulnerabilities, exploitation techniques, and red team operations. Cybersecurity insights and analysis for security professionals and ethical hackers. 2026-09-09T17:08:38+00:00 abdelali mahfoudi https://4bd3l4l1.tech/ Jekyll © 2026 abdelali mahfoudi /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png 2026-09-05T00:00:00+00:00 2026-09-08T16:57:24+00:00 https://4bd3l4l1.tech/posts/Dead-Drop/ abdelali mahfoudi

Dead Drop — Write-up Platform: TryHackMe Room: Dead Drop Difficulty: Medium Category: Windows / Web Scenario You have been engaged as a penetration tester for a security audit of DeadDrop Ltd, a document management company that provides file-sharing services to corporate clients. The company recently expanded its infrastructure and wants assurance that its systems are secure before onboardin...

2026-08-19T00:00:00+00:00 2026-09-08T16:57:24+00:00 https://4bd3l4l1.tech/posts/Silent-Monitor/ abdelali mahfoudi

Silent Monitor — Write-up Platform: TryHackMe Room: Silent Monitor Difficulty: Medium Category: Linux / Web Scenario Green Lights, Dark Corners CorpNet’s internal network operations centre has been running quietly for years. Monitoring hosts, logging events, and keeping the infrastructure alive. Or so it seems. A tip from a disgruntled contractor suggests that someone on the NOC team has bee...