Authenticity of dns records. Making sure that the dns record points to the correct ip address.
Whether or not an ip address goes to the correct computer is totally unrelated to DNS, so i'm not sure why anyone would think that has anything to do with a dns security measure.
The relavant security thing for bgp is called rpki.
Whether or not an ip address goes to the correct computer is totally unrelated to DNS, so i'm not sure why anyone would think that has anything to do with a dns security measure.
The relavant security thing for bgp is called rpki.