Security
DNSSEC
Abbreviation for Domain Name System Security Extensions
In short and in plain language
DNSSEC is an extension to the system for domain names.
With it, answers are signed in a digital way. This lets you check whether facts about a domain were changed on the way.
For firms, it is one building block in looking after a domain and its records.
Definition
DNSSEC is an extension of the DNS in which answers are digitally signed. This makes it possible to check whether information about a domain was altered on the way. For businesses it is one building block in maintaining a domain and its DNS records.