Attack TechniquesHigh

Man-in-the-Middle Attack (MITM)

An attack where an adversary secretly intercepts and alters communication between two parties

Content

What is a MITM Attack?

A Man-in-the-Middle (MITM) Attack occurs when a third party secretly relays or alters communication between two systems without either party knowing.

Common MITM Techniques

  • ARP Spoofing
  • DNS Spoofing
  • SSL Stripping
  • Session Hijacking

Best Practices

  • Always use HTTPS
  • Educate users not to connect to unknown Wi-Fi
  • Use VPNs when traveling or on public networks
  • Monitor for DNS or ARP poisoning attempts
Quick Facts
Severity Level
8/10
Attack Vector

Public Wi-Fi, DNS hijack, ARP spoofing

Defense

HTTPS, VPNs, certificate pinning

Example

Interception of login credentials on public Wi-Fi

Detection

Look for invalid certificates or odd redirects