B ITM 215 Information Lecture Notes - Lecture 20: Uninterruptible Power Supply, Packet Switching, Computer Security

• School: SUNY Albany
• Department: Information Technology Management
• Course: B ITM 215 Information
• Professor: Ethan Sprissler

Document Summary

Itm 215 - lecture 20 - computer security and risks. Internetworking: connecting different types of networks and computer systems. Each packet has all the information needed to travel from network to network. Tcp breaks messages into packets. specifications are an open standard: allows cross-network communication, packet switching: flexible and robust. Each internet host computer has a unique ip address. Each address is comprised of four sets of numbers separated by periods, such as. Computer security risks: a computer security risk is any event or action that could cause a loss of or damage to computer hardware, software, data, information, or processing capability, a cybercrime is an online or internet-based illegal act. Internet and network attacks: a botnet is a group of compromised computers connected to a network, a compromised computer is known as a zombie, a denial of service attack (dos attack) disrupts computer access to internet services.