--- title: "#log-analysis articles | Hashnode" description: "Explore 36 articles tagged #log-analysis on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/log-analysis" --- Tag # #log-analysis 36 posts · 1 followers [Jeji James](https://hashnode.com/@jeji-james) · [Oct 17](https://hashnode.com/posts/how-i-simulated-a-ddos-attack-on-healthcare-iot-devices-using-cooja/6ad2e45ce830e1a69311834d) ### [How I Simulated a DDoS Attack on Healthcare-IoT Devices Using Cooja](https://jeji-james.hashnode.dev/how-i-simulated-a-ddos-attack-on-healthcare-iot-devices-using-cooja?utm_source=hashnode&utm_medium=feed) A step-by-step walkthrough of simulating a DDoS attack on Healthcare-IoT devices using the Cooja network simulator, analyzing traffic logs with grep, and quantifying attack intensity. 7 min read · [jeji-james.hashnode.dev](https://jeji-james.hashnode.dev/how-i-simulated-a-ddos-attack-on-healthcare-iot-devices-using-cooja?utm_source=hashnode&utm_medium=feed) [Jebitok](https://hashnode.com/@w1t3r) · [Sep 23](https://hashnode.com/posts/just-a-vpn-login-virustotal-ip-hash-logs-tryhackme/6ab3c6ea249c60127f8e1e44) ### [Just a VPN Login: VirusTotal - IP & Hash Logs (TryHackMe)](https://www.sharonjebitok.com/just-a-vpn-login-virustotal-ip-hash-logs-tryhackme?utm_source=hashnode&utm_medium=feed) Link to the challenge on TryHackMe: Just a VPN Login Unusual Login Welcome to your first shift! You are greeted by an internal alert on the SOC dashboard titled "Unusual VPN login of susan.martin@prob 3 min read · [sharonjebitok.com](https://www.sharonjebitok.com/just-a-vpn-login-virustotal-ip-hash-logs-tryhackme?utm_source=hashnode&utm_medium=feed) [Jebitok](https://hashnode.com/@w1t3r) · [Sep 7](https://hashnode.com/posts/trusted-by-default-tryhackme/6a9f179debcd038b301b6c07) ### [Trusted By Default (TryHackMe)](https://www.sharonjebitok.com/trusted-by-default-tryhackme?utm_source=hashnode&utm_medium=feed) Link to the challenge on TryHackMe: Trusted By Default Introduction Trusted By Default is a Splunk-based investigation room on TryHackMe that drops you into a live-fire correlation exercise across web 7 min read · [sharonjebitok.com](https://www.sharonjebitok.com/trusted-by-default-tryhackme?utm_source=hashnode&utm_medium=feed) [Zero Trust Threads](https://hashnode.com/@zerotrustthreads) · [Sep 7](https://hashnode.com/posts/what-are-logs-cybersecurity-beginners/6a9f063ae124a9e84f260450) ### [What Are Logs, and Why Do Security Teams Care About Them?](https://zerotrustthreads.hashnode.dev/what-are-logs-cybersecurity-beginners?utm_source=hashnode&utm_medium=feed) Learn what computer logs are, where they come from, how security teams use them, and why logging is essential to defensive cybersecurity. 5 min read · [zerotrustthreads.hashnode.dev](https://zerotrustthreads.hashnode.dev/what-are-logs-cybersecurity-beginners?utm_source=hashnode&utm_medium=feed) [Long Vo](https://hashnode.com/@ixa250) · [Jul 13](https://hashnode.com/posts/investigation-diary-htb-brutus/6a54af3f12d9ae90493844aa) ### [Investigation Diary: HTB — Brutus](https://longvh0904.hashnode.dev/investigation-diary-htb-brutus?utm_source=hashnode&utm_medium=feed) ⚠️ Disclaimer: This writeup documents my investigation of the "Brutus" Sherlock on HackTheBox, a legal lab environment built for learning and security research. All data is simulated log material provided by HTB. Every technique shown here is for educational purposes only. 22 min read · [longvh0904.hashnode.dev](https://longvh0904.hashnode.dev/investigation-diary-htb-brutus?utm_source=hashnode&utm_medium=feed) [Jeji James](https://hashnode.com/@jeji-james) · [Jul 10](https://hashnode.com/posts/linux-log-fortress-access-control-threat-pattern-detection/6a5070f7a8d1fdda606a3aad) ### [Linux Log Fortress — Access Control & Threat Pattern Detection](https://jeji-james.hashnode.dev/linux-log-fortress-access-control-threat-pattern-detection?utm_source=hashnode&utm_medium=feed) How to secure a web server access log using chmod, chown, ACLs, and hunt for threats using grep and regex — a hands-on blue team lab. 2 min read · [jeji-james.hashnode.dev](https://jeji-james.hashnode.dev/linux-log-fortress-access-control-threat-pattern-detection?utm_source=hashnode&utm_medium=feed) [Jeji James](https://hashnode.com/@jeji-james) · [Jul 8](https://hashnode.com/posts/linux-basics-every-soc-analyst-must-know/6a4df8064b88188c3b169531) ### [Linux Basics Every SOC Analyst Must Know](https://jeji-james.hashnode.dev/linux-basics-every-soc-analyst-must-know?utm_source=hashnode&utm_medium=feed) A hands-on walkthrough of essential Linux commands for SOC analysts — directory navigation, file handling, permissions, and log analysis using grep and tail on Ubuntu. 7 min read · [jeji-james.hashnode.dev](https://jeji-james.hashnode.dev/linux-basics-every-soc-analyst-must-know?utm_source=hashnode&utm_medium=feed) [aloknayak](https://hashnode.com/@aloknayak) · [Jun 24](https://hashnode.com/posts/analyze-logs-like-a-pro-keep-calm-and-find-errors-instantly/6a3c0add7d5180dc6a929ed8) ### [Analyze Logs Like a Pro: Keep Calm and Find Errors Instantly](https://aloknayak.hashnode.dev/analyze-logs-like-a-pro-keep-calm-and-find-errors-instantly?utm_source=hashnode&utm_medium=feed) Stop running blind grep commands. Drop this lightweight, zero-dependency Bash script into production to aggregate and isolate raw errors instantly. 5 min read · [aloknayak.hashnode.dev](https://aloknayak.hashnode.dev/analyze-logs-like-a-pro-keep-calm-and-find-errors-instantly?utm_source=hashnode&utm_medium=feed) [Tech Skill School](https://hashnode.com/@techskillschool) · [Jun 10](https://hashnode.com/posts/start-your-soc-journey-with-soc-analyst-training-101/6a294154924cfd77b8cd1ac0) ### [Start Your SOC Journey with SOC Analyst Training 101](https://techskillschool.hashnode.dev/start-your-soc-journey-with-soc-analyst-training-101?utm_source=hashnode&utm_medium=feed) Learn how to become a SOC Analyst from scratch. Master threat detection, log analysis, incident response, and hands-on cybersecurity skills. 7 min read · [techskillschool.hashnode.dev](https://techskillschool.hashnode.dev/start-your-soc-journey-with-soc-analyst-training-101?utm_source=hashnode&utm_medium=feed) [Kushi Tudugani](https://hashnode.com/@nothappeee) · [May 26](https://hashnode.com/posts/building-a-python-log-analyzer-for-security-insights/6a1609dfda253d50d4e96385) ### [Building a Python Log Analyzer for Security Insights](https://cyber-01.hashnode.dev/building-a-python-log-analyzer-for-security-insights?utm_source=hashnode&utm_medium=feed) Logs are like a box for every system. When something goes wrong or gets attacked we usually look at the logs first. So I made a Python log analyzer to practice reading logs and finding security problems. This is one of my very first projects in the field of cyber-security. Excited to learn! 2 min read · [cyber-01.hashnode.dev](https://cyber-01.hashnode.dev/building-a-python-log-analyzer-for-security-insights?utm_source=hashnode&utm_medium=feed)