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IT Dictionary

Clear, practical definitions to understand network, security, systems and IT vocabulary.

Filter by topic 63 topics
47matching definitions · 1,058 in the dictionary Clear filters
DEFINITION

IaaS

A cloud service providing infrastructure resources such as virtual machines, networks and storage volumes.

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DEFINITION

IAM

All the processes and tools used to manage identities and their access rights.

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DEFINITION

ICE

A method that tests several candidate network paths to establish real-time communication.

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DEFINITION

ICMP

A control protocol used in particular by ping and to report certain network errors.

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DEFINITION

Idempotence API

Idempotence API is a concept or mechanism used in applications & api to ensure that the same repeated operation does not result in multiple...

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DEFINITION

IDS

A system that detects suspicious network or system activities without necessarily blocking them.

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DEFINITION

IGMP Snooping

IGMP Snooping is a concept or mechanism used in & multicast network to limit IPv4 multicast to really interested ports.

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DEFINITION

IKEv2

IKEv2 is a concept or mechanism used in vpn & ipsec to negotiate security settings and keys for IPsec.

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DEFINITION

IMAP

A protocol that synchronizes emails and folders between a server and multiple devices.

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DEFINITION

Immutable backup

Immutable backups protect restore points from changes or deletion for a defined retention period. Check enforcement, privileged access, capacity and r...

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DEFINITION

Impact ITSM

In IT service management, impact describes how widely an incident affects users, business operations, or critical services.

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