authentication code

authentication code

A code that is dialed before making a call. Use of an authorization code ensures that only authorized individuals can use the phone system.

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Industry/Domain: Telecommunications
Category: Switchboard
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Related terms

message authentication code (MAC)

Telecommunications; General telecom

A bit string that is a function of both data (either plaintext or ciphertext) and a secret key, and that is attached to the data in order to allow data authentication. Note: The ...

message authentication code (MAC)

Software; Globalization software service

(1) In Cryptographic Support, the first 4 bytes from the last 8-byte block of ciphertext produced when encrypting a message using cipher block chaining, that is added to the end ...

Keyed-Hashing Message Authentication Code (HMAC)

Software; Globalization software service

A mechanism for message authentication that uses cryptographic hash functions.

counter mode with cipher-block chaining cessage authentication code (ccm)

Network hardware; Wireless networking

Counter mode with Cipher-block chaining Message authentication code (CCM) is an encryption protocol in the 802. 11i standard. The CCM protocol (CCMP) is based upon the CCM mode of ...

counter mode with cipher-block chaining message authentication code protocol (CCMP)

Network hardware; Wireless networking

Counter mode with Cipher-block chaining Message authentication code Protocol(CCMP) is an encryption protocol in the 802. 11i standard. The CCMP is based upon the CCM mode of the ...

key

Telecommunications; Switchboard

Generally refers to a button on a telephone set which is used to access an extension or feature.

auto attendant

Telecommunications; Switchboard

Specialized automated system which answers incoming calls with a programmed greeting, then gives the caller a menu of choices for further distribution of the call. When the caller ...

call pickup group

Telecommunications; Switchboard

A group of phones able to answer each other's ringing phones when an access code is keyed in.

call transfer

Telecommunications; Switchboard

A feature which is used to send a call to someone else by pressing the transfer key and dialing the number.

call waiting

Telecommunications; Switchboard

A feature that allows the user to be notified by a tone if another call comes in while s/he is already on the phone.

central office

Telecommunications; Switchboard

A telephone switching system operated by the public telephone company to which all residence telephones and business telephone systems within the local service area are connected.

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