Object Cache WordPress
A cache that temporarily keeps objects and query results WordPress.
View definitionIT Dictionary
Clear, practical definitions to understand network, security, systems and IT vocabulary.
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1,058matching definitions · 1,058 in the dictionary
Object Lock
Object Lock is a concept or mechanism used in backup to prevent the removal of objects for a defined period of time.
View definitionObject Storage Backup
a backup strategy where the source or destination is API-addressed object storage rather than a traditional filesystem
View definitionObservability
Observability helps engineers understand a system's internal state through signals such as metrics, logs, and distributed traces.
View definitionOCSP
Protocol for verifying the revocation status of a certificate.
View definitionOCSP Stapling
OCSP stapling lets a TLS server provide a signed certificate-status response during the handshake.
View definitionoddjobd
oddjobd is a D-Bus service that runs privileged helper tasks such as creating home directories in identity integrations.
View definitionOFDMA
OFDMA is a concept or mechanism used in & wi‐fi network to share a radio channel between multiple users simultaneously.
View definitionOne-Way Trust
an Active Directory trust relationship in which trust works in only one direction
View definitionOneDrive
The storage and synchronization service of personal files of Microsoft 365.
View definitionOpen Container Initiative (OCI)
The Open Container Initiative maintains open specifications for container image formats, distribution, and runtime behavior.
View definitionOpenID Connect
A layer of identity based on OAuth 2.0 used to authenticate a user.
View definitionOpenTelemetry
A standard and toolset for collecting application traces, metrics, and logs.
View definitionOpenTofu
OpenTofu is an open-source Infrastructure as Code tool for provisioning resources using declarative configuration and tracked state.
View definitionOPTIONS Method HTTP
The HTTP OPTIONS method asks which communication options are supported for a resource or server.
View definitionOrganizational Unit (OU)
An Active Directory container used to classify users, computers and other objects.
View definitionOSPF
A dynamic routing protocol used within an organization.
View definitionOSPF Area
An OSPF area groups routers and links to limit link-state flooding and organize routing information.
View definitionOSPF Cost
OSPF cost is a link metric used by the shortest-path calculation to select routes.
View definitionOSPF DR/BDR
An OSPF designated router and backup designated router reduce adjacency overhead on multiaccess networks.
View definitionOSPF Neighbor State
OSPF neighbor states track adjacency formation, from discovery through full database synchronization.
View definitionOSPF NSSA
An OSPF Not-So-Stubby Area permits selected external routes via Type 7 LSAs while restricting other external advertisements.
View definitionOSPF Stub Area
An OSPF stub area limits external route advertisements and commonly uses a default route from an area border router.
View definitionoverlayfs
OverlayFS combines lower and upper filesystem layers, enabling copy-on-write views used by containers.
View definition