GovInfoSecurity
March 31, 2021 Get Permission
As concerns about the number of attacks targeting domain name system protocols continue to grow, the National Security Agency and the Cybersecurity and Infrastructure Security Agency have released new guidance on how to choose and deploy a Protective Domain Name System service to strengthen security.
The domain name system protocol, or DNS, acts as a phone book for the internet, taking the domain names used every day and translating them into a numeric code that helps computers find what the user is seeking. This older protocol is vulnerable to attacks, including DNS hijacking, which involves hackers manipulating records so they can see traffic flowing to a particular website or service (see: