Definition - What does Nonrepudiation mean? Nonrepudiation is a method of guaranteeing message transmission between parties via digital signature and/or encryption. It is one of the five pillars of information assurance (IA). The other four are availability, integrity, confidentiality and authentication. Nonrepudiation is often used for digital contracts, signatures and email messages.
Definition - What does Cellular Network mean? A cellular network is a radio network distributed over land through cells where each cell includes a fixed location transceiver known as base station. These cells together provide radio coverage over larger geographical areas.
United States Cellular Corporation (U.S. Cellular) is a provider of wireless telecommunication services. The Company operates all of its wireless operating markets are in the United States. U.S. Cellular provides service to postpaid and prepaid customers from a range of demographic segments. The Company focuses on retail consumers, government and small-to-mid-size business customers in vertical industries, such as construction, retail, professional services and real estate.