NetworkingIoTSysAdminSecurityAccessing Remote Devices Without a Public IP — Tunneling, Reverse Proxy, and CGNAT SolutionsHow to reach IoT devices, servers, and equipment behind NAT or CGNAT without a public IP address — using reverse tunnels, VPN, and cloud relay services.2 फ़रवरी 20266 min read
CybersecurityNetworkingAINMSMonitoringAI-Powered Network Monitoring & Threat Detection: Tools, Techniques, and Real-World SetupHow AI and machine learning are transforming network monitoring and threat detection in 2026 — covering anomaly detection, automated response, open-source tools, and practical deployment for IT and OT networks.24 फ़रवरी 20268 min read
CloudAWSCybersecurityNetworkingAWS UAE Data Center Hit by Objects, Fire Knocks Cloud Services Offline — What It Means for Cloud InfrastructureOn March 1, 2026, unidentified objects struck AWS's UAE data center causing fire and a major outage. The first time a major cloud provider has been knocked offline by military action. Here's the full timeline, impact, and lessons for cloud architects.3 मार्च 20265 min read
CybersecurityNetworkingCiscoComplianceCISA Emergency Directive: Federal Agencies Must Patch Cisco SD-WAN by Feb 27 — Full Compliance GuideCISA has ordered all federal agencies to patch Cisco SD-WAN systems by February 27, 2026. Here's the complete compliance checklist, detection steps, and what private sector organizations should do immediately.28 फ़रवरी 20265 min read
CybersecurityNetworkingCiscoVulnerabilityCVE-2026-20127: Critical Cisco SD-WAN Zero-Day Exploited Since 2023 — What You Need to Do NowCISA has issued Emergency Directive 26-03 for CVE-2026-20127, a CVSS 10.0 authentication bypass in Cisco Catalyst SD-WAN. Learn the vulnerability details, detection steps, and immediate remediation actions.26 फ़रवरी 20268 min read
CybersecurityNetworkingCiscoVulnerabilityCisco SD-WAN Manager CVE-2026-20128 & CVE-2026-20122 Under Active Exploitation — Patch ImmediatelyCisco confirms active exploitation of two more Catalyst SD-WAN Manager vulnerabilities. CVE-2026-20122 allows arbitrary file overwrite via API, CVE-2026-20128 leaks DCA credentials. Here's the full breakdown, exploit chain, and remediation steps.6 मार्च 20268 min read
NetworkingDNSInfrastructureHow DNS Works — Complete Guide to Domain Name SystemLearn how DNS works step by step — from typing a URL to loading a website. Covers DNS records, resolution process, caching, DNS security, and troubleshooting. Beginner-friendly guide.17 मार्च 202616 min read
SecurityNetworkingWebHow HTTPS & SSL/TLS Work — Complete Beginner GuideUnderstand how HTTPS, SSL, and TLS secure your internet connection. Learn the TLS handshake, certificates, encryption types, and how to check SSL status. Beginner-friendly with diagrams.17 मार्च 202617 min read
CybersecurityIoTSCADANetworkingICS/OT Vulnerabilities Hit Record in 2025: 2,155 Flaws Across PLCs, SCADA & Industrial SystemsThe Dragos OT Cybersecurity Report reveals 508 advisories covering 2,155 vulnerabilities in industrial control systems — the highest ever recorded. Three new threat groups now target critical infrastructure globally.3 मार्च 20267 min read
SecurityNetworkingSysAdminIntrusion Prevention System (IPS) — Setup, Configuration, and Best PracticesA practical guide to deploying and configuring an Intrusion Prevention System for network security — from architecture to rule tuning and open-source options.23 जनवरी 20266 min read
CybersecurityLinuxSystem AdministrationSecurityLinux Server Hardening Checklist 2026: A Complete Security GuideA practical, step-by-step Linux server hardening guide covering SSH lockdown, firewall rules, kernel tuning, audit logging, automatic patching, and CIS benchmark alignment for Ubuntu and RHEL.26 फ़रवरी 20267 min read
NetworkingSysAdminVLANManaged Switch Configuration — VLANs, Trunking, STP, and Port SecurityA step-by-step guide to configuring managed network switches — VLAN setup, trunk ports, Spanning Tree Protocol, port security, and monitoring for enterprise networks.5 फ़रवरी 20266 min read