Nmap Localhost Port Scan

Objective

Use Nmap to identify open ports and running services on a local Windows host.

Tools

• Nmap 7.99
• Windows 11

Commands Used

nmap localhost
nmap -sV localhost

Findings

Open Ports

Port	Service
135	MSRPC
445	Microsoft-DS (SMB)

Service Enumeration

• Microsoft Windows RPC detected on port 135
• SMB file sharing service detected on port 445
• Host identified as Windows system

Security Relevance

• Port 135 is used for Windows administrative services.
• Port 445 provides SMB file sharing capabilities and is commonly targeted during lateral movement and ransomware attacks.
• Open services increase an organization's attack surface and should be monitored, hardened, and regularly assessed.

Screenshots

Nmap Installation Verification

Localhost Port Scan

Service Enumeration