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DNSSEC

Networking

TLS (Transport Layer Security) Man‑in‑the‑Middle Attack DNS (Domain Name System) Secure Connection

A security upgrade to DNS that helps prevent fake DNS answers.

Definition

DNSSEC is a security feature for DNS that helps your device verify DNS answers are real.

In plain English A security upgrade to DNS that helps prevent fake DNS answers.

Why this matters

Why it matters: It reduces the chance of being redirected to a fake website by DNS tampering.

Example

Example: DNSSEC helps protect against someone changing DNS records to send you to a phishing site.