StarTech.com CONYX ECS0016 User Manual

Instruction Manual

122

A Certificate Authority is a trusted third party, 
which certifies public key's to truly belong to their 
claimed owners. It is a key part of any Public Key 
Infrastructure, since it allows users to trust that a 
given public key is the one they wish to use, either 
to send a private message to its owner or to verify 
the signature on a message sent by that owner. 

A list of certificates that have been revoked by the 
CA before they expired. This may be necessary if 
the private key certificate has been compromised 
or if the holder of the certificate is to be denied 
the ability to establish a connection to the IMG/IM/
CM4000. 

ChallengeHandshake Authentication Protocol 
(CHAP) is used to verify a user's name and 
password for PPP Internet connections. It is more 
secure than PAP, the other main authentication 
protocol.

Dynamic Host Configuration Protocol. A 
communications protocol that assigns IP 
addresses to computers when they are connected 
to the network. 

Domain Name System that allocates Internet 
domain names and translates them into IP 
addresses. A domain name is a meaningful and 
easy to remember name for an IP address. 

Dial Up Networking 

The technique for converting a readable message 
(plaintext) into apparently random material 
(ciphertext) which cannot be read if intercepted. 
The proper decryption key is required to read the 
message. 

A physical layer protocol based upon IEEE 
standards