Observability
An ITSM or monitoring concept used to organize support, changes, and service quality.
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OCSP
Protocol for verifying the revocation status of a certificate.
View →OCSP Stapling
A Web mechanism used in HTTP exchanges, application security, or TLS validation.
View →oddjobd
A Linux mechanism from the kernel, systemd, filesystem, or identity-management stack.
View →OFDMA
OFDMA is a concept or mechanism used in & wi‐fi network to share a radio channel between multiple users simultaneously.
View →One-Way Trust
An Active Directory trust relationship in which trust works in only one direction.
View →OneDrive
The storage and synchronization service of personal files of Microsoft 365.
View →Open Container Initiative (OCI)
A Cloud or DevOps mechanism used to automate deployment, configuration, or application lifecycle.
View →OpenID Connect
A layer of identity based on OAuth 2.0 used to authenticate a user.
View →OpenTelemetry
A standard and toolset for collecting application traces, metrics, and logs.
View →OpenTofu
A Cloud or DevOps mechanism used to automate deployment, configuration, or application lifecycle.
View →OPTIONS Method HTTP
A Web mechanism used in HTTP exchanges, application security, or TLS validation.
View →Organizational Unit (OU)
An Active Directory container used to classify users, computers and other objects.
View →OSPF
A dynamic routing protocol used within an organization.
View →OSPF Area
An OSPF routing concept used to organize topology and calculate best IP paths.
View →OSPF Cost
An OSPF routing concept used to organize topology and calculate best IP paths.
View →OSPF DR/BDR
An OSPF routing concept used to organize topology and calculate best IP paths.
View →OSPF Neighbor State
An OSPF routing concept used to organize topology and calculate best IP paths.
View →OSPF NSSA
An OSPF routing concept used to organize topology and calculate best IP paths.
View →OSPF Stub Area
An OSPF routing concept used to organize topology and calculate best IP paths.
View →overlayfs
A Linux mechanism from the kernel, systemd, filesystem, or identity-management stack.
View →PaaS
A managed cloud platform on which developers deploy their applications without administering all the infrastructure.
View →PAM
A solution that controls and tracks the use of high privilege accounts.
View →Pass-Through Authentication (PTA)
A Microsoft Entra hybrid authentication method that validates a user's password directly against on-premises Active Directory through agents.
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