Chapter 0 Random Terms Flashcards
Security Engineering
Security Engineering is focused on the security aspects in the design of systems that need to be able to deal robustly with possible sources of disruption, ranging from natural disasters to malicious acts.
You want to have the ability to think “outside the box” and envision new strategies & potential attacks before they are used against you.
Information Systems
bridges business & computer science (study & use of computers). It encompasses systems, people, & processes that create, store, & distribute information
Network
a group of 2 or more computers joined together to communicate by exchanging information & sharing resources
Information Technology
a subet of Information Systems. It is the study, design, implementation, & support of computer-based information systems
Difference between IS & IT
IS is a large umbrella and IT falls under that umbrella, It has nothing to do with systems per say, IT deals with the technology involved in the sytems themselves, the study, design, implementation, & support of those technologies. So an analology would be taking a paper & pencil. The two objects themselves are tools or information technologies, if we combine them into a system for writing, it becomes an information system.
Kernel
a computer program that manages I/O requests from SW, and translates them into data processing instructiosn for the CPU (brain) & other electronics of a computer
Extranet
a computer network that allows controlled access from outside of an organization’s intranet. Extranets are used for specific use cases including business-to-business (B2B).
RPC
Remote Procedure Call - a protocol used to request a servuce from a program located on another computer
phishing
defrauding by posing as legitimate source
Collision Domain
A collision domain is a section of a network where data packets can collide with one another when being sent on a shared medium
