🛡️ Nginx Hardening Script (Bash) bash#!/bin/bash# Update system & install required packagesapt update && apt upgrade -yapt install -y nginx ufw fail2ban# Disable server tokens (hide Nginx version)echo “server_tokens off;” >> /etc/nginx/nginx.conf# Enable rate limiting & security settingscat <<EOF > /etc/nginx/conf.d/security.confclient_max_body_size 10M;client_body_timeout 10s;client_header_timeout 10s;keepalive_timeout 15s;limit_conn_zone \$binary_remote_addr zone=conn_limit:10m;limit_req_zone \$binary_remote_addr zone=req_limit:10m rate=5r/s;EOF#…
Category: Server 2025
1️⃣ General Web Server Security Best Practices
✅ Keep the Server Updated ✅ Run as a Non-Root User ✅ Use TLS/SSL (HTTPS) ✅ Disable Unnecessary Modules ✅ Limit Server Signature Exposure ✅ Restrict File & Directory Access ✅ Enable Rate Limiting ✅ Enable Web Application Firewall (WAF) ✅ Enable Logging & Monitoring 2️⃣ Nginx Hardening Guide 🛡️…
Securing a website exposed to the Internet or running on a public IP
1. Network & Perimeter Security 🔹 Firewall & WAF (Web Application Firewall) 🔹 DDoS Protection 🔹 VPN & Private Access 2. Web Server & OS Security 🔹 Hardening the Web Server 🔹 OS & Kernel Security 3. Application Security 🔹 Secure Code Practices 🔹 Secure APIs 4. Data Security 🔹…
Zentyal as a Domain Controller (Active Directory)- Based on Linux
Zentyal is an easy-to-use Linux server based on Ubuntu that provides essential network services such as domain controller, file sharing, email, firewall, and more. Here’s a step-by-step guide to installing and configuring Zentyal. Step 1: Download and Install Zentyal Step 2: Basic System Configuration Step 3: Configure Network Settings Step…
Migrating from an on-premises Exchange Server to Office 365 (Microsoft 365)
Step 1: Plan Your Migration Assess Your Current Environment Choose a Migration Strategy There are three main migration types: Step 2: Prepare for Migration 1. Verify Domain Ownership in Microsoft 365 2. Set Up Directory Synchronization (If Required) 3. Assign Licenses in Office 365 Step 3: Perform the Migration 1….
Block All Adobe Products —Hosts file
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Manage Microsoft PowerToys using Group Policy
Standard users can install Microsoft PowerToys without requiring administrative privileges, which may be undesirable in managed environments. However, certain tools from the PowerToys suite might be beneficial for specific users. Group Policy allows administrators to control which utilities are available. Contents PowerToys is a continuously evolving collection of system utilities…