Glossary · Nouns · I
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
IntrudernounIndividual or group gaining access to the network and it's resources without permissionThreat
Intrusion detectionnounMWETechniques that attempt to detect unauthorized entry or access into a computer or network by observation of actions, security logs, or audit data; detection of break-ins or attempts, either manually or via software expert systems that operate on logs or other information available on the network.Capability
Intrusion Detection and Prevention SystemnounMWESoftware that automates the process of monitoring the events occurring in a computer system or network and analyzing them for signs of possible incidents and attempting to stop detected possible incidents.Capability
Intrusion detection systemnounMWEInspects network and host security activity to identify suspicious patterns that may indicate a network or system attackCapability
Intrusion detection system (IDS)nounMWESoftware or hardware product that detects and logs inappropriate, incorrect, or anomalous activity. It 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 organizations) and misuse (attacks from within the organizations). IDS are typically characterized based on the source of the data they monitor: host or network. A host-based IDS uses system log files and other electronic audit data to identify suspicious activity. A network-based IDS uses a sensor to monitor packets on the network to which it is attached.Capability
Intrusion preventionnounMWEA preemptive approach to network security used to identify potential threats and respond to them to stop, or at least limit, damage or disruptionCapability
Intrusion prevention systemnounMWESystem(s) which can detect an intrusive activity and can also attempt to stop the activity, ideally before it reaches its targets.System
Intrusion prevention systems (IPS)nounMWEA system that can detect an intrusive activity and can also attempt to stop the activity, ideally before it reaches its target.System
Intumescencenounthe increase in volume of certain substances when they are heated (often accompanied by release of water)verified
Intumescencynounthe increase in volume of certain substances when they are heated, often accompanied by release of waterverified
Intussusceptionnoun(biology) growth in the surface area of a cell by the deposit of new particles between existing particles in the cell wallverified
Invaliditynounillogicality as a consequence of having a conclusion that does not follow from the premissesverified
Invalidnessnounillogicality as a consequence of having a conclusion that does not follow from the premissesverified
Invariancenounthe nature of a quantity or property or function that remains unchanged when a given transformation is applied to itverified
Invasionnoun(pathology) the spread of pathogenic microorganisms or malignant cells to new sites in the bodyverified
Invasion of IwonounMWEa bloody and prolonged operation on the island of Iwo Jima in which American marines landed and defeated Japanese defenders (February and March 1945)verified
Invasion of PrivacynounMWEthe wrongful intrusion by individuals or the government into private affairs with which the public has no concernverified
Invectivenounabusive or venomous language used to express blame or censure or bitter deep-seated ill willverified
Inventionnouna creation, either a new device or process, resulting from study and experimentationverified
Inventory ControlnounMWEsupervision of the supply and storage and accessibility of items in order to insure an adequate supply without excessive oversupplyverified
Inverse CiphernounMWESeries of transformations that converts ciphertext to plaintext using the Cipher Key.Capability
Inverse FunctionnounMWEa function obtained by expressing the dependent variable of one function as the independent variable of anotherverified
Inversionnounabnormal condition in which an organ is turned inward or inside out (as when the upper part of the uterus is pulled into the cervical canal after childbirth)verified
Invert SoapnounMWEa class of synthetic detergents in which the surface-active part of the molecule is the cationverified
Invert SugarnounMWEa mixture of equal parts of glucose and fructose resulting from the hydrolysis of sucroseverified
InvestigatenounTo carry out a formal or systematic inquiry to discover and examine the facts of an event, incident, etc. in order to establish the truth.Process
investigationnounThe purpose of this task is to discover and examine the facts of an incident or allegation to establish the truth.Process
Investmentnounthe commitment of something other than money (time, energy, or effort) to a project with the expectation of some worthwhile resultverified
Investment CompanynounMWEa financial institution that sells shares to individuals and invests in securities issued by other companiesverified
Investment FirmnounMWEa financial institution that sells shares to individuals and invests in securities issued by other companiesverified
Investment LetternounMWEa letter of intent saying that a letter security is being bought for investment and not for resaleverified
Investment TrustnounMWEa financial institution that sells shares to individuals and invests in securities issued by other companiesverified
Invidianounspite and resentment at seeing the success of another (personified as one of the deadly sins)verified
Invisible BalancenounMWEthe difference in value over a period of time of a country's imports and exports of services and payments of property incomesverified
Invitationnouna request (spoken or written) to participate or be present or take part in somethingverified
Involucrenouna highly conspicuous bract or bract pair or ring of bracts at the base of an inflorescenceverified
Involuntary MusclenounMWEa muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart)verified
Involuntary TrustnounMWEa trust created by a court (regardless of the intent of the parties) to benefit a party that has been wrongfully deprived of its rightsverified
Involutionnounreduction in size of an organ or part (as in the return of the uterus to normal size after childbirth)verified