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Why Study Computers and Digital Technologies?
Why Study Computers and Digital Technologies?

... software to accept the input ...
Stand Alone Computers Computer Network Local Area Network
Stand Alone Computers Computer Network Local Area Network

... a. Explain the advantages of networking stand-alone computers into a LAN b. Describe H/W needed to connect stand-alone computers into a LAN, including hub/switches, wireless access points c. Explain the different roles of computers in a client-server and a peer-to-peer network d. Describe, using dia ...
An Approach for Cross-Domain Intrusion Detection
An Approach for Cross-Domain Intrusion Detection

... A single-level database management system (DBMS) manages the databases used by the singlelevel IDS monitoring components for a network. There are multiple instances of this component, one per security level. The DBMS is not trusted and runs at the security level of the network for which it is config ...
Permissions
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... administrator to prevent and monitor unauthorized access, misuse, modification, or denial of the computer network and network-accessible resources.” ...
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... • Net now a critical part of infrastructure, its absence prevents much work being done • Requires planning, redundancy (power, paths etc.), management, monitoring, automated trouble detection and diagnosis • Need to work to integrated communication system: – VOIP, cell phone, voicemail/email/IM ...
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...  Several tools automate remote discovery of firewall rules and assist the administrator in analyzing the rules  Administrators who feel wary of using same tools that attackers use should remember:  It is intent of user that will dictate how information gathered will be used  In order to defend a ...
Blueprint For Security Chapter 6
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...  Several tools automate remote discovery of firewall rules and assist the administrator in analyzing the rules  Administrators who feel wary of using same tools that attackers use should remember:  It is intent of user that will dictate how information gathered will be used  In order to defend a ...
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... Simple Network Management Protocol Version 3 (SNMPv3) is an interoperable standards-based protocol for network management. SNMPv3 provides secure access to devices by a combination of authenticating and encrypting packets over the network.  SMTP (Simple Mail Transfer Protocol) SMTP is used to send ...
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... • Know what a basic network consists of • Understand the benefits of using a network • Know how devices connect and communicate over a network ...
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... Double Proxying and a DMZ • Very secure • Users from the Internet must pass through two application proxies before they can access the internal network • Application Proxies check incoming data for known vulnerabilities ...
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... network as if you where connected directly • A secure encrypted tunnel between your computer and others on the same network • Typically requires a dedicated ‘VPN box’ on the office end network to provide the service ...
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PPT_ch02
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... the palmtop to the desktop. NC’s attach to the network and inter-operate with other network nodes in an IP-based network. While there are a variety of NC’s ready to enter this new market niche, it is hopeful among the users that the NC makers will develop a set of standards upon which to then build ...
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Computer security

Computer security, also known as cybersecurity or IT security, is the protection of information systems from theft or damage to the hardware, the software, and to the information on them, as well as from disruption or misdirection of the services they provide. It includes controlling physical access to the hardware, as well as protecting against harm that may come via network access, data and code injection, and due to malpractice by operators, whether intentional, accidental, or due to them being tricked into deviating from secure procedures.The field is of growing importance due to the increasing reliance of computer systems in most societies. Computer systems now include a very wide variety of ""smart"" devices, including smartphones, televisions and tiny devices as part of the Internet of Things - and networks include not only the Internet and private data networks, but also Bluetooth, Wi-Fi and other wireless networks.Computer security covers all the processes and mechanisms by which digital equipment, information and services are protected from unintended or unauthorized access, change or destruction and the process of applying security measures to ensure confidentiality, integrity, and availability of data both in transit and at rest.
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