Quick summary
- Term
- DNSSEC
- Plain-English definition
- DNSSEC is a set of DNS security extensions that help verify DNS answers have not been tampered with.
- Technical definition
- DNSSEC is a set of DNS security extensions that help verify DNS answers have not been tampered with.
- Commonly confused with
- Related domain, DNS, registrar, API, or agent-infrastructure terms.
- Related terms
- DS Record, Delegation, DNS
Definition
DNSSEC is a set of DNS security extensions that help verify DNS answers have not been tampered with.
Why it matters
DNSSEC can improve trust in DNS responses, but incorrect setup can make a domain fail to resolve.