What does (RDNH) REVERSE DOMAIN NAME HIJACKING mean?

Reverse domain name hijacking (also known as reverse cybersquatting), occurs where a trademark owner attempts to secure a domain name by making false cybersquatting claims against a domain name’s rightful owner. This often intimidates domain name owners into transferring ownership of their domain names to trademark owners to avoid legal action, particularly when the domain names belong to smaller organizations or individuals. Reverse domain name hijacking is most commonly perpetrated by larger corporations and famous individuals

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