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Cooper Reagan

Network and security specialist focused on VPN protocols, proxies and server hardening. Cooper spends his days breaking and fixing tunneling setups (WireGuard, V2Ray, Xray) so readers can follow battle-tested configurations instead of guesswork.

567 posts

Why Suricata is the Best IDS for FreeBSD Servers

Why Suricata is the Best IDS for FreeBSD Servers

What you will read?1 Setting Up Suricata on FreeBSD Servers2 Optimizing Suricata for FreeBSD Environments3 Why Choose FreeBSD for Hosting Suricata?4 Real-World Use Cases of Suricata on FreeBSD5 Common Challenges and How Suricata Overcomes Them6 Comparing Suricata with Other IDS Tools Intrusion Detection Systems (IDS) play a critical role in safeguarding network infrastructures by identifying…

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Best Practices for Deploying Snort IDS on Ubuntu VPS

Best Practices for Deploying Snort IDS on Ubuntu VPS

What you will read?1 Installing Snort IDS on Ubuntu VPS2 Configuring Snort for Basic Operation3 Setting Up Snort Rules and Signatures4 Running Snort in IDS Mode on Ubuntu VPS5 Monitoring Snort Logs and Alerts6 Benefits of Using Snort IDS on Ubuntu VPS7 Troubleshooting Common Snort Issues Snort is an open-source network intrusion detection and prevention…

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Setting up Suricata IDS on RHEL

Setting up Suricata IDS on RHEL

What you will read?1 Installing Suricata on RHEL2 Configuring Suricata for Basic Use3 Starting and Testing Suricata4 Suricata Logs and Output Configuration5 Troubleshooting Common Suricata Issues6 Conclusion Suricata is an open-source Intrusion Detection System (IDS) and Intrusion Prevention System (IPS) that provides comprehensive network security monitoring. It is designed to detect and prevent a variety…

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Managing Open Ports in Red Hat Enterprise Linux (RHEL) Servers

Managing Open Ports in Red Hat Enterprise Linux (RHEL) Servers

What you will read?1 Checking Open Ports Using Command-Line Tools (ss, netstat, lsof)2 Using nmap for Open Port Scanning3 Opening Ports in Firewalld on RHEL4 Testing Open Ports with Telnet and Netcat5 How to Close Open Ports in RHEL6 Conclusion In networking, an open port refers to a network port that is actively accepting connections…

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How Docker Uses Ports for Container Networking

How Docker Uses Ports for Container Networking

What you will read?1 How Docker Uses Ports for Container Networking2 Exposing and Mapping Ports3 Troubleshooting Networking Issues4 Examples and Practical Use Cases Docker networking refers to the methods and tools that allow Docker containers to communicate with each other and the outside world. Since Docker containers are isolated from the host system, networking configurations…

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Configuring Ports for VPN Connections in Windows

Configuring Ports for VPN Connections in Windows

What you will read?1 Configuring Windows Firewall for VPN Access2 Changing VPN Ports in Windows3 Firewall Configuration A Virtual Private Network (VPN) allows users to securely connect to a private network over the internet, providing encryption and anonymity by tunneling data through a secure server. VPN connections rely on certain ports to establish these secure…

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Setting Up Cross-Platform Port Monitoring with Zabbix

Setting Up Cross-Platform Port Monitoring with Zabbix

What you will read?1 Installing Zabbix2 Cross-Platform Integration3 Creating Visual Dashboards4 Scalability in Zabbix Zabbix is a powerful, open-source monitoring solution designed to provide comprehensive visibility into IT infrastructure. It supports monitoring a wide range of resources, including servers, networks, virtual machines, applications, and cloud environments. Developed with scalability in mind, Zabbix is ideal for…

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How to Scan Open Ports on Android Using Apps

How to Scan Open Ports on Android Using Apps

What you will read?1 Setting Up Your Android for Port Scanning2 Best Port Scanning Apps for Android3 Using Port Detective: Features and Benefits4 Common Issues in Port Scanning and Solutions Open port scanning is a process used to identify which communication ports on a device or network are accessible for incoming or outgoing traffic. It…

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Managing Port Forwarding in VirtualBox

Managing Port Forwarding in VirtualBox

What you will read?1 Step-by-Step Guide to Port Forwarding2 Using VBoxManage for Port Forwarding Port forwarding is an essential tool in VirtualBox that allows external network traffic to be directed to specific services running on a virtual machine (VM). VirtualBox uses NAT (Network Address Translation) networking by default, which isolates the VM from the host…

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Posts by Cooper Reagan - Page 54 | Your Blog