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  Optical fiber is used by many telecommunications companies to transmit telephone signals, internet communication and cable television signals. It is also used in a multitude of other industries, including medical, defense/government, for data storage, and industrial/commercial. In recent years fiber optic technology has taken on increasing importance in industrial data communications systems as well, and workers in this field are in high demand.

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Added on 2021/09/24 | 1 Keys | 1 +

A cryptocurrency wallet is a device, physical medium, program or a service which stores the public and/or private keys for cryptocurrency transactions. In addition to this basic function of storing the keys, a cryptocurrency wallet more often also offers the functionality of encrypting and/or signing information.