TDNam Knowledge BasePeer-Reviewed SOPs
IT Engineering Knowledge Base & Field Guides
Production-tested SOPs, incident analysis guides, and architectural cheat sheets for Vietnamese IT systems and network engineers.
Network8 min
Enterprise Subnetting & VLSM Planning Field Guide
Practical IPv4 subnetting principles, VLSM optimization, and network architecture for a 500-user enterprise branch office.
TDNam Core Network Team
SecOps12 min
Standard Operating Procedure: Email Phishing Triage for SOC Analysts
Step-by-step phishing email investigation SOP: headers inspection, authentication verification (SPF/DKIM/DMARC), and safe artifact extraction.
TDNam SecOps Team
Helpdesk6 min
Troubleshooting Windows BSOD: CRITICAL_PROCESS_DIED (0x000000EF)
Deep-dive into the critical process termination bugcheck code with remediation steps for IT technicians.
TDNam Helpdesk Leads