Web and technology
RRSIG
Abbreviation for Resource Record Signature
In short and in plain language
RRSIG is a type of record in the domain name system.
It holds a digital signature for other records of a domain.
It helps to check if answers from the name system are real.
If the signature is wrong, the domain may no longer be found.
Definition
RRSIG is a record type in the Domain Name System that holds the digital signature for other records of a domain. It belongs to DNSSEC and is used to verify the authenticity of DNS responses. Faulty signatures can cause a domain to stop resolving.