Deploying OpenCTI on Ubuntu: A Complete Guide with TroubleshootingIntoduction OpenCTI (Open Cyber Threat Intelligence) is an open-source platform designed to centralize and analyze cyber threat intelligence. While it’s a powerful tool, setting it up can be complex due to its multiple dependencies. I recently deploy...Feb 17, 2025 · 4 min readcybersimran.hashnode.dev
TryHackMe: LightFor this challenge, we’ll skip the Nmap scan, as the room description already directs us to connect to port 1337. Additionally, we are provided with a username to start with ’smokey’. Based on the challenge description, it appears that the service ru...Jan 27, 2025 · 2 min readcybersimran.hashnode.dev
Analyzing the Fortinet Firewall Zero-Day Vulnerability with MITRE ATT&CKIn late 2024, a critical zero-day vulnerability in Fortinet firewalls became the focal point of a sophisticated cyberattack campaign. Threat actors exploited exposed management interfaces of Fortinet devices to infiltrate networks, steal credentials,...Jan 14, 2025 · 3 min readcybersimran.hashnode.dev
Cold System Forensics: A Comprehensive Guide to Data Acquisition and PreservationCold system forensics is a critical branch of digital forensics that focuses on analysing data from systems that are either dormant or powered off. In cases where a system is shut down or compromised, forensic investigators need to employ specialised...Sep 29, 2024 · 7 min readcybersimran.hashnode.dev
Walkthrough of TryHackMe Room: RelevantIntroduction In this walkthrough, I’ll share my experience completing the "Relevant" room on TryHackMe. The objective was to conduct a black box penetration test on a client’s environment, capturing two flags: User.txt and Root.txt. I gained valuable...Sep 23, 2024 · 3 min readcybersimran.hashnode.dev
