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IT Dictionary

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

Filter by topic 63 topics
58matching definitions · 1,058 in the dictionary Clear filters
DEFINITION

RA Guard

RA Guard is a concept or mechanism used in & ipv6 network to block Unauthorised IPv6 Router ut.

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DEFINITION

RADIUS

RADIUS centralizes authentication, authorisation and accounting of many network accesses.

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DEFINITION

RAID

RAID combines multiple disks into a logical volume to improve capacity, performance or fault tolerance depending on the level.

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DEFINITION

RAID 0

RAID 0 stripes data across multiple drives to use their capacity and throughput, with no tolerance for a drive failure.

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DEFINITION

Rainbow Table

A rainbow table contains precomputed hash chains used in some attacks against insufficiently protected password hashes.

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DEFINITION

Rate limiting

Rate limiting is a concept or mechanism used in applications & api to limit the number of requests allowed over a period.

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DEFINITION

RDP

Microsoft protocol allowing remote use of the graphical interface of a Windows computer or server.

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DEFINITION

realmd

realmd simplifies discovery and enrollment of Linux machines into identity domains such as Active Directory.

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DEFINITION

Red Team

A red team emulates realistic adversaries to evaluate an organization's detection, prevention, and response capabilities.

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DEFINITION

Redis

Redis is an in-memory data store used for caches, sessions and fast data structures, with configurable persistence options.

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