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A pioneering network for sharing digital resources among geographically separated computers. Its initial demonstration in 1969 led to the Internet, whose world-changing consequences unfold on a daily basis today. A seminal step in this sequence took place in 1968 when ARPA contracted BBN Technologies to build the first routers, which one year later enabled ARPANET to become operational.
A trusted member of the Domain Name System’s technical and operational communities who has been selected to maintain custody of materials required for the successful operation of the root zone key signing key (KSK). By design, access to the KSK is spread across many individuals who must come together to operate the key. The TCRs play an essential role in securing the KSK and maintaining trust in the Domain Name System Security Extensions mechanism.