Full Definition of CHRISTIANITY. 1. : the religion derived from Jesus Christ, based on the Bible as sacred scripture, and professed by Eastern, Roman Catholic, and Protestant bodies. 2.: conformity to the Christian religion. 3. : the practice of Christianity. See Christianity defined for English-language learners.ull Definition of CHRISTIANITY. 1. : the religion derived from Jesus Christ, based on the Bible as sacred scripture, and professed by Eastern, Roman Catholic, and Protestant bodies. 2.
The Cyber Security Evaluation Tool (CSETÂ®) is a Department of Homeland Security (DHS) product that assists organizations in protecting their key national cyber assets. It was developed by cybersecurity experts under the direction of the DHS Industrial Control Systems Cyber Emergency Response Team (ICS-CERT).
Short for Synchronous Optical Network, a standard for connecting fiber-optic transmission systems. SONET was proposed by Bellcore in the middle 1980s and is now an ANSI standard. SONET defines interface standards at the physical layer of the OSI seven-layer model.The standard defines a hierarchy of interface rates that allow data streams at different rates to be multiplexed.SONET establishes Optical Carrier (OC) levels from 51.8 Mbps (OC-1) to 9.95 Gbps (OC-192).he standard defines a hierarchy of interface rates that allow data streams at different rates to be multiplexed. SONET establishes Optical Carrier (OC) levels from 51.8 Mbps (OC-1) to 9.95 Gbps (OC-192).