Category : Domains and DNS

In addition to authoritative DNS servers, which are the main carriers of information about domains, there is another type of DNS servers – so-called caching servers. Any client that needs to work with domain names would normally always have to send record queries to a number of DNS servers for each part of the domain […]..

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The motivation for the creation of domain names and the DNS system stems from the different ways of identifying devices in a computer network. Computers identify each other with numerical designations, which is the easiest and most natural way for them, and using name designations would be too complicated and slow for them. On the […]..

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When connecting to a server using the SSH protocol, authentication occurs between the client and the server by giving the client a fingerprint of the server’s public key when the connection is initiated so that the client can verify the identity of the server. The trustworthiness and security of the connection thus depends on whether […]..

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