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IT Dictionary

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

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

IOA

IOA is a concept or mechanism used in cybersecurity to describe suspicious behaviour or action rather than a fixed artifact

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DEFINITION

IP SLA

IP SLA is a concept or mechanism used in network & supervision to actively measure the quality of a network path.

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DEFINITION

IP-in-IP

IP-in-IP encapsulates one IP packet inside another to create a network tunnel without providing encryption by itself.

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DEFINITION

IPS

A system of prevention capable of blocking traffic identified as malicious.

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