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AKAnup Karanjkarwowhow.hashnode.devMay 2 · 10 min read

OpenAI GPT-5.4-Cyber: Defensive Cybersecurity AI Complete Guide 2026

OpenAI launched GPT-5.4-Cyber on April 14, 2026 — and it is the most significant shift in AI-powered cybersecurity since the field began taking AI seriously. The model is a specialized fine-tune of GPT-5.4, engineered to lower the refusal boundary fo...

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Sspaceranger005cyberremedy.hashnode.devMar 8 · 3 min read

CyberRemedy — Enterprise SIEM Features, Zero Cost - Version 1.0

TL;DR — CyberRemedy is a free, self-hosted SIEM that runs on a single machine in ~200MB. ML detection, SOAR playbooks, MITRE ATT&CK mapping, honeypots. No subscriptions. No cloud. What is CyberRemedy

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JJebitoksharonjebitok.comFeb 18 · 10 min read

Become a Defender (TryHackMe)

What Is Defensive Security? Defensive Security focuses on understanding what needs to be protected and implementing security measures to prevent, detect, and mitigate the impact of potential attacks. Defenders work to gain visibility into systems, id...

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VPVaibhav Pathakai-powered-cyber-attacks.hashnode.devNov 21, 2025 · 4 min read

AI Powered Cyber attacks and Defenses

Artificial intelligence is rapidly transforming the cybersecurity landscape. While AI empowers organizations with smarter, faster, and more proactive defenses, it also opens new doors for attackers who are increasingly using automation, machine learn...

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RMRAJA Mcyberblogz.hashnode.devNov 6, 2025 · 3 min read

Inside the Defender’s Mind: The Art and Strategy of Defensive Security

When most people think of cybersecurity, they imagine hackers breaking into systems, but rarely think about the ones standing guard on the other side. That’s exactly what the Blue Team does, but they’re the defenders. They use advanced monitoring, an...

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SShakcyber365.hashnode.devAug 9, 2025 · 3 min read

When the Kill Chain Targets the EDR

EDR isn’t just a defensive tool, it’s a prime target. Across recent incidents, attackers have shifted from evasion to direct EDR disruption. In 2024, approximately 25% of ransomware attacks incorporated “Bring Your Own Vulnerable Driver” (BYOVD) tech...

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LDLaravel Daily tipslaraveldailytips.hashnode.devJul 29, 2025 · 7 min read

Laravel: Defensive programming strategies in 2025

1. Always Keep Laravel & Dependencies Updated The first and most fundamental rule of Laravel security is to always keep your framework and its dependencies updated. Laravel's core team regularly releases security patches and bug fixes. Running outdat...

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FYFhilip Yanusmydebuglog.hashnode.devJun 23, 2025 · 3 min read

What I Learned About Defensive Security (from a TryHackMe Course)

As someone new to cybersecurity, I recently completed a simulation on TryHackMe that helped me understand the two main areas of defensive security. I want to share what I learned, both the concepts and the hands-on experience, to clarify my own think...

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SCSaurav Chapagainlearningsomething.hashnode.devJun 6, 2025 · 2 min read

Installing Splunk on a Host Machine and Simulating a DoS Attack Using hping3 from Kali Linux

Since this is my simple home setup, I am using self-managed Splunk, and my attacker machine is Kali VM After filling in the necessary details, we will download the Splunk file for Windows The next step is to accept the license agreement and hit th...

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TATaji Abdullahtechnofiles.hashnode.devFeb 16, 2025 · 3 min read

The CIA Triad

Introduction The CIA triad is a model found in cyber security that guides an organization in protecting their data and systems. CIA is an acronym that stands for confidentiality, integrity, and availability. Sometimes this model is referred to as th...

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Trending tags this week

OpenAI GPT-5.4-Cyber: Defensive Cybersecurity AI Complete Guide 2026

CyberRemedy — Enterprise SIEM Features, Zero Cost - Version 1.0

Become a Defender (TryHackMe)

AI Powered Cyber attacks and Defenses

Inside the Defender’s Mind: The Art and Strategy of Defensive Security

When the Kill Chain Targets the EDR

Laravel: Defensive programming strategies in 2025

What I Learned About Defensive Security (from a TryHackMe Course)

Installing Splunk on a Host Machine and Simulating a DoS Attack Using hping3 from Kali Linux

The CIA Triad