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SSshadow Senseishadowsensei-sec.hashnode.dev4d ago · 10 min read

VesperAegis: My Journey of Building a Linux-Based Firewall

VesperAegis Firewall — Adaptive Network Security & Traffic Intelligence Over the past few days, I have been working on something different from my usual penetration-testing labs. Instead of only test

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ZTZero Trust Threadszerotrustthreads.hashnode.dev4d ago · 5 min read

Ports and Protocols: What Cybersecurity Beginners Actually Need to Know

If you start studying networking or cybersecurity, you will eventually encounter lists of port numbers. Port 22. Port 53. Port 80. Port 443. Then someone tells you to memorize dozens of them. Before d

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BTBiz tech pulse hubbiztechpulsehub.hashnode.dev6d ago · 1 min read

The Dangerous Access Paths Hidden Across Your Corporate Identity Network

Your corporate identity environment can look secure while highly privileged access leaks stay completely unmonitored across hybrid databases. A former contract employee may still hold an active softwa

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Rrathsararr-cyber.hashnode.devSep 5 · 7 min read

AnonTestLab: Ten Years, Three Attempts, and One Idea That Wouldn't Let Go

TL;DR: the tool is at hashtagrr.github.io/AnonTestLab. The rest of this is how it came to exist. Round one: an idea and no coding experience to build it I got my hands on the Tor Browser almost ten y

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AKAndriy Kovalenkodeadpacket.hashnode.devSep 4 · 24 min read

The Ransomware Attack Starts Before Encryption: The Warning Signs Security Teams Cannot Ignore in 2026

Most people still picture ransomware as a malicious program that suddenly lands on a computer and starts encrypting files. That image is dangerously incomplete. In a modern enterprise attack, encrypti

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RCRyan Cooperryancooperops.hashnode.devSep 2 · 12 min read

Security Fundamentals: Understanding Modern Cybersecurity Architecture

Modern cybersecurity is no longer limited to protecting a network perimeter with firewalls and antivirus software. Enterprise environments now include cloud services, remote users, mobile devices, API

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Rronakenterprisenetwork.hashnode.devAug 29 · 7 min read

Enterprise Network Security: How to Secure Modern Infrastructure

A lot of enterprise security investment has migrated up the stack over the past several years identity platforms, cloud security posture tools, endpoint detection and that shift is genuinely justif

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SSunnycybersecurity-learning.hashnode.devAug 27 · 6 min read

TryHackMe Network Services 2 Room: Comprehensive Learning Guide & Deep Dive

Introduction I recently completed the Network Services 2 room on TryHackMe as part of my ongoing cybersecurity learning journey. While foundational network security focuses on standard web traffic and

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WVWakao VPN Technical Teamwakaovpn.hashnode.devAug 27 · 6 min read

Dedicated VPN Nodes: Static IPs, Single-Tenant VMs, and the Trade-Offs

A VPN can change the public IP address that websites see and encrypt traffic between your device and the VPN service. But the infrastructure behind that connection matters. Most consumer VPN connectio

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ZTZero Trust Threadszerotrustthreads.hashnode.devAug 22 · 5 min read

Zero Trust Explained Without the Buzzword Soup

If you've spent any time around cybersecurity, you've probably heard the phrase: “Never trust, always verify.” It sounds good. It also sounds like something designed to make a conference slide look

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#network-security

Explore Hashnode

Trending tags this week

VesperAegis: My Journey of Building a Linux-Based Firewall

Ports and Protocols: What Cybersecurity Beginners Actually Need to Know

The Dangerous Access Paths Hidden Across Your Corporate Identity Network

AnonTestLab: Ten Years, Three Attempts, and One Idea That Wouldn't Let Go

The Ransomware Attack Starts Before Encryption: The Warning Signs Security Teams Cannot Ignore in 2026

Security Fundamentals: Understanding Modern Cybersecurity Architecture

Enterprise Network Security: How to Secure Modern Infrastructure

TryHackMe Network Services 2 Room: Comprehensive Learning Guide & Deep Dive

Dedicated VPN Nodes: Static IPs, Single-Tenant VMs, and the Trade-Offs

Zero Trust Explained Without the Buzzword Soup