Denialofservice attack flooding the networks or servers of individuals or. A global, voluntary regulatory standard on bank capital adequacy, stress testing, and market liquidity risk. Jan 16, 2017 network security is an overarching term that describes that the policies and procedures implemented by a network administrator to avoid and keep track of unauthorized access, exploitation, modification, or denial of the network and network resources. This glossary of payment and information security terms is a supplement to the guide to safe payments, part of the payment protection resources for small merchants. Network security firewalls glossary distributednetworks. March 1997 reprinted with the permission of kent information services, inc. An unsecured wireless network combined with unsecured file sharing can spell disaster. It is worthwhile clarifying these terms before proceeding. An attack in which an actor uses sophisticated tech and tactics to gain access to a network, often staying undetected for a lengthy period of time.
Rfc 4949 internet security glossary, version 2 august 2007 tutorial. Which feature on a network switch can be used to prevent rogue dhcp servers. A section of network cable separated by switches, routers, or bridges. Class a network ring topology star topology bus topology mesh topology network server brouter communication device download. Why does active ftp not work with network firewalls. Network security is not only concerned about the security of the computers at each end of the communication chain. Glossary of payment and information security terms. The electrical characteristics specifically, crosstalk. An ngfw can effectively contextualize web application traffic, improving its chances of catching and blocking suspicious subtleties. Click on the picture below to check your knowledge of key network security concepts. Pdf portable document format a file format designed to enable printing and. Protecting computer and network security are critical issues. Cybersecurity measures taken to protect computers or critical infrastructure. Glossary of cybersecurity terms common cybersecurity terminology from a cyber security expert scott schober, berkeley varitronics systems, inc.
Name one secure network protocol which can be used instead of telnet to. In computer security, verification of the identity of a user or the users eligibility to access an object. Supplementing perimeter defense with cloud security. This means that a wellimplemented network security blocks viruses, malware, hackers, etc. Computer network terms and networking related definitions. Database terms internet terms network protocols network ports security terms. Heres a quick overview of many of the terms youll see when you glance at the network status information on any device. System and network security acronyms and abbreviations reports on computer systems technology the information technology laboratory itl at the national institute of standards and technology nist promotes the u. The cyber security glossary for safe online experiences. Network security glossary advanced network systems. To connect a private network to the internet or some other relatively public network, one could construct a small, separate, isolated lan and connect it to both the private network and the public network.
A type of network design used by all ethernet systems, in which all the devices are connected to a central cable. Secure network has now become a need of any organization. Network security involves the authorization of access to data in a network, which is controlled by the network administrator. Security terminology every industry has its own language, the jargon that describes concepts and procedures peculiar to the. In computer security, verification that a message has not been altered or corrupted. Oct 02, 2015 lets take a look at terms that may seem like jargon well, they are, but express concepts youll need to understand digital security. Investigation a systematic and formal inquiry into a qualified threat or incident using digital forensics to determine the events that transpired, and to collect evidence. Glossary of network threat types and cyber threats cyren. This general term refers to all the components involved in getting computers and other types of hardware to talk to each other. It was agreed upon by the members of the basel committee on banking supervision in 201011, and. What this means is that there are multiple technologies and protocols that are built on top of each other in order for communication to function more easily. Due to the recent arrival of the internet in network, and security now a key issue, the safety. Class a network ring topology star topology bus topology mesh topology network. Security of information system refers to protecting all components of information system, specifically data, software, hardware and networks.
The robots are spread by trojan horses and viruses. This malicious nodes acts as selfishness, it can use the resources of other nodes. Throughout this unit i shall use the terms vulnerability, threat and attack. An unauthorized access is when someone gains access to a server, website, or other sensitive data using someone elses account details. As 10mbps lans started to grow in popularity in the late 1980s and early 1990s, these termination blocks were used to crossconnect category 3 utp cabling. It covers various mechanisms developed to provide fundamental security services for data communication. Security terminology every industry has its own language, the. Networking terms in oracle solaris this glossary defines commonly used networking terms and acronyms in oracle solaris to assist anyone in writing white papers, specifications, and user and training documentation and to help ensure consistent usage. A system with a strong security posture is exposed to a low level of security risk while a system with a weak security posture is exposed to a high level of security risk. The ports commonly blocked by network administrators are the ports most commonly used in attacks. A security management system for computers and networks. This tutorial introduces you to several types of network.
This glossary of cybersecurity terms contains definitions to help you uncover knowledge. Network security consists of the policies and practices adopted to prevent and monitor unauthorized access, misuse, modification, or denial of a computer network and network accessible resources. This list contains key terminology and is one of the most extensive cyber security glossary vocabulary resources online. Ceo, cyber security expert and author, appears regularly. Code vocabulary set of plain text words, numerals, phrases, or sentences for which. Security testing in which evaluators mimic realworld attacks in an attempt to identify ways to circumvent the security features of an application, system, or network.
Information security glossary information security glossary. While the security problems associated with wireless networking. The policy addresses o physical security o network security o access authorizations o virus protection o disaster recovery cis 505, spring 2007 security 8 specific elements of a. Forms of attacks, threats and approaches to secure a network. Crimeware is a growing issue for networks security, as numerous types of malware look to steal valuable data from the systems.
Dedicated channels giving nondiscriminatory access to a local cable system by the public, government agencies or educational institutions. A screening router, a network firewall, a network ids, and a host. In this chapter, we will discuss about the different terminology used in computer security. Iacs network security and the demilitarized zone overview this chapter focuses on network security for the ia cs network protecting the systems, applications, infrastructure, and enddevices. A vulnerability is a component that leaves a system open to exploitation e. For a number of years, i have taught a class aptly titled the fundamentals of network security management. Short for malicious software, malware is software code that is designed to damage files or entire computer systems, steal data, disrupt network, and do generally bad things to computers, networks. Ip is a standard that defines the manner in which the network layers of two hosts interact. Glossary of key information security terms nist page. A technique to breach the security of a network or information system in violation of security policy. This means that a wellimplemented network security. This glossary is used as the set of definitions for information security terms through out the enterprise security office. While networking is often discussed in terms of topology in a horizontal way, between hosts, its implementation is layered in a vertical fashion throughout a computer or network.
Trojan trojan horse a file or program that purports to operate in a legitimate way, but which also has an alternative, secret operation, such as emailing sensitive company information to a hacker. Pdf network security and types of attacks in network. This tutorial introduces you to several types of network vulnerabilities and attacks followed by the description of. Department of defense for use at universities and research laboratories in the u. System and network security acronyms and abbreviations. An introduction to networking terminology, interfaces, and. A threat is the actual means of causing an incident. Computer security, cybersecurity or information technology security it security is the protection of computer systems and networks from the theft of or damage to their hardware, software, or electronic data, as well as from the disruption or misdirection of the services they provide. A much more comprehensive jargon buster can be found on the governments get safe online website. Cnd computer network defense the establishment of a security. Cloud based network security services cloud based network security services provide.
An account in a network used to alert a security administrator of a potential hacker when penetration of the network begins. A nextgeneration firewall is a network security system that uses a combination of enterprise firewall, ips technology and application control to identify and block more advanced threats. System and network security acronyms and abbreviations karen scarfone victoria thompson c o m p u t e r s e c u r i t y computer security division information technology laboratory national institute of standards and technology gaithersburg, md 208998930 september 2009 u. Study 186 terms network security terms flashcards quizlet.
A vulnerability is a weakness or breach in your network or equipment e. One of the worlds first operational packet switching networks. This list contains key terminology and is one of the most extensive cyber security glossaryvocabulary resources online. Network security entails protecting the usability, reliability, integrity, and safety of network. Jan, 2018 click on the picture below to check your knowledge of key network security concepts. Using multiple security controls to protect an asset the idea is if one security control fails, another will hopefully stop the attack. Computer networking is filled with jargon that isnt selfexplanatory. The malicious nodes create a problem in the network. Firewall hardware andor software that protects network resources.
System and network security acronyms and abbreviations ii reports on computer systems technology the information technology laboratory itl at the national institute of standards and. Also available in postscript and pdf formats for those who prefer, and nicer hardcopy. Network security is an overarching term that describes that the policies and procedures implemented by a network administrator to avoid and keep track of unauthorized access, exploitation, modification, or denial of the network and network resources. Exposure the condition of being unprotected, thereby allowing access to information or access to capabilities that an attacker can use to enter a system or network. An ids gathers and analyzes information from various areas within a computer or a network to identify possible security breaches, which include both intrusions attacks from outside the organization and misuse attacks from within the organization. From apts to ransomware, ddos to zeroday attacks, cyrens glossary of terms provides the latest definitions of cyber and network threat types from a to z. Glossary of information security terms and definitions 2. A risk is defined as the result of a system being secure but not secured sufficiently, thereby increasing the likelihood of a threat. Sna topics are covered in more detail in the topics on snabasics and implementation, sna advanced peertopeer networking appn, and snaip implementation.
Introducing basic network concepts 3 basetech networking concepts team 2230894 blind folio 3 figure 1. Jan 14, 2014 it refers to a network or a portion of a network that is not publicly accessible to the greater internet. Security policy security policy is a written statement describing what assets are to be protected and why, who is responsible, which behaviors are acceptable or not. Glossary of cyber security terms the technical terms in this glossary are not comprehensive, they are intended only as a basic aid to understanding the pages on this website.
Under these conditions, a malicious user could access any directories and files you have allowed for sharing. Were definitely simplifying things a bit here this isnt an indepth look at any one term. Cyber security glossary cybrarys cyber security glossary provides the cyber security community with knowledge of and insight on the industrys significant terms and definitions. This glossary does not include an exhaustive list of terms. That is, one network can be connected to another network and become a more powerful tool because of the greater resources.
Network security involves the authorization of access to data in a network, which is controlled by the network. The security threats are increasing day by day and making high speed wiredwireless network and internet services, insecure and unreliable. It means a network that is much more extensive than a lan. We would like to show you a description here but the site wont allow us. Which feature on a cisco ios firewall can be used to block incoming traffic on a ftp server. This part deals primarily with iprelated networking terminology, but there is a brief topic on system network architecture sna. Network security deals with all aspects related to the protection of the sensitive information assets existing on the network. The protection of devices, services and networks and the information on them. A security measure in which a specific port is disabled, stopping users outside the firewall from gaining access to the network through that port. Network security measures are needed to protect data during their transmission and to guarantee that data transmissions are authentic. Lans and wans can be interconnected via t1 or t3 digital leased linesaccording to the protocols involved, networks interconnection is achieved using one or several of the following devices. For it shops that want to both simplify and fortify network security and for business managers seeking to reduce spending and boost productivitycloudbased security. The purpose of this glossary of terms is to provide a central repository of.
Most of my students are professionals employed in the it or telecommunications fields who are attending school on a parttime basis. Network security interview questions and answers simplilearn. For personal computers, organizations and military users, network security has become more important. The policy addresses o physical security o network security o access authorizations o virus protection o disaster recovery cis 505, spring 2007 security. A collection of computers subject to control by an outside party, usually without the knowledge of the owners, using secretly installed software robots. Its intent is to explain relevant payment card industry pci and information security terms. The network was initially funded by the advanced research projects agency arpa, later darpa within the u. Ip addresses are 32 bit long, hierarchical addressing scheme. Use this list as your goto resource for over 70 of the most common words used in the tech and it.
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