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Slot: activity_id

The normalized identifier of the activity that triggered the event.

URI: ocsf:activity_id Alias: activity_id

Applicable Classes

Name Description Modifies Slot
DiscoveryResult Discovery Result events report the results of a discovery request yes
HttpActivity HTTP Activity events report HTTP connection and traffic information yes
FileActivity File System Activity events report when a process performs an action on a fil... yes
UnmannedSystemsEvent The Unmanned Systems event is a generic event that defines a set of attribute... no
WindowsServiceActivity Windows Service Activity events report when a process interacts with the yes
UserAccess User Access Management events report management updates to a user's privilege... yes
ProcessRemediationActivity Process Remediation Activity events report on attempts at remediating no
ApplicationEvent no
NetworkActivity Network Activity events report network connection and traffic activity yes
ModuleActivity Module Activity events report when an endpoint process acts on a yes
ServiceQuery Service Query events report information about running services no
SessionQuery User Session Query events report information about existing user sessions no
SoftwareInfo Software Inventory Info events report device software inventory data that is no
Authentication Authentication events report authentication session activities, including use... yes
AuthorizeSession Authorize Session events report privileges or groups assigned to a new user yes
EmailFileActivity Email File Activity events report files within emails yes
FolderQuery Folder Query events report information about folders that are present on the no
NetworkConnectionQuery Network Connection Query events report information about active network no
FileRemediationActivity File Remediation Activity events report on attempts at remediating files no
ComplianceFinding Compliance Finding events describe results of evaluations performed against no
ProcessActivity Process Activity events report when a process launches, injects, opens or yes
DatastoreActivity Datastore events describe general activities (Read, Update, Query, Delete, yes
DnsActivity DNS Activity events report DNS queries and answers as seen on the network yes
OsintInventoryInfo OSINT Inventory Info events report open source intelligence or threat no
SecurityFinding Security Finding events describe findings, detections, anomalies, alerts and/... yes
IamEvent The Identity & Access Management event is a generic event that defines a set ... no
NetworkEvent Network event is a generic event that defines a set of attributes available i... no
FtpActivity File Transfer Protocol (FTP) Activity events report file transfers between a yes
NetworksQuery Networks Query events report information about network adapters no
DataSecurityFinding A Data Security Finding describes detections or alerts generated by various yes
UserQuery User Query events report user data that have been discovered, queried, polled no
BaseEvent The base event is a generic and concrete event yes
ScriptActivity Script Activity events report when a process executes a script yes
Finding The Finding event is a generic event that defines a set of attributes availab... yes
WebResourceAccessActivity Web Resource Access Activity events describe successful/failed attempts to yes
UserInventory User Inventory Info events report user inventory data that is either logged o... no
PeripheralDeviceQuery Peripheral Device Query events report information about peripheral devices no
PeripheralActivity Peripheral Activity events log a system's interactions with external, yes
WindowsResourceActivity Windows Resource Activity events report when a process accesses a Windows yes
PatchState Operating System Patch State reports the installation of an OS patch to a no
RegistryKeyActivity Registry Key Activity events report when a process performs an action on a yes
ApiActivity API events describe general CRUD (Create, Read, Update, Delete) API activitie... yes
EventLogActvity Event Log Activity events report actions pertaining to the system's event yes
NetworkRemediationActivity Network Remediation Activity events report on attempts at remediating compute... no
KernelExtensionActivity Kernel Extension events report when a driver/extension is loaded or unloaded yes
DhcpActivity DHCP Activity events report MAC to IP assignment via DHCP from a client or yes
InventoryInfo Device Inventory Info events report device inventory data that is either logg... no
ApplicationError Application Error events describe issues with an applications yes
KernelObjectQuery Kernel Object Query events report information about discovered kernel no
RemediationActivity Remediation Activity events report on attempts at remediating a compromised yes
ProcessQuery Process Query events report information about running processes no
DiscoveryEvent The Discovery event is a generic event that defines a set of attributes yes
VulnerabilityFinding The Vulnerability Finding event is a notification about weakness in an no
AirborneBroadcastActivity Airborne Broadcast Activity events report the activity of any aircraft or yes
ModuleQuery Module Query events report information about loaded modules no
NetworkFileActivity Network File Activity events report file activities traversing the network, yes
SmbActivity Server Message Block (SMB) Protocol Activity events report client/server yes
RdpActivity Remote Desktop Protocol (RDP) Activity events report post-authentication remo... yes
RegistryKeyQuery Registry Key Query events report information about discovered Windows registr... no
MemoryActivity Memory Activity events report when a process has memory allocated, yes
CloudResourcesInventoryInfo Cloud Resources Inventory Info events report cloud asset inventory data no
SshActivity SSH Activity events report remote client connections to a server using the yes
AccountChange Account Change events report when specific user account management tasks are yes
TunnelActivity Tunnel Activity events report secure tunnel establishment (such as VPN), yes
DroneFlightsActivity Drone Flights Activity events report the activity of Unmanned Aerial Systems yes
IamAnalysisFinding This finding represents an IAM analysis result, which evaluates IAM policies, no
EmailUrlActivity Email URL Activity events report URLs within an email yes
StartupItemQuery Startup Item Query events report information about discovered items, e no
DetectionFinding A Detection Finding describes detections or alerts generated by security no
EntityManagement Entity Management events report activity by a managed client, a micro service... yes
EmailActivity Email Activity events report SMTP protocol and email activities including tho... yes
RegistryValueQuery Registry Value Query events report information about discovered Windows no
SystemEvent The System Activity event is a generic event that defines a set of attributes no
JobQuery Job Query events report information about scheduled jobs no
FileHosting File Hosting Activity events report the actions taken by file management yes
EvidenceInfo Data collected directly from devices that represents forensic information no
IncidentFinding An Incident Finding reports the creation, update, or closure of security yes
NtpActivity The Network Time Protocol (NTP) Activity events report instances of remote yes
WebResourcesActivity Web Resources Activity events describe actions executed on a set of Web yes
ScheduledJobActivity Scheduled Job Activity events report activities related to scheduled jobs or yes
KernelActivity Kernel Activity events report when an process creates, reads, or deletes a yes
DeviceConfigStateChange Device Config State Change events report state changes that impact the securi... no
ScanActivity Scan events report the start, completion, and results of a scan job yes
AdminGroupQuery Admin Group Query events report information about administrative groups no
ApplicationSecurityPostureFinding The Application Security Posture Finding event is a notification about any bu... no
RegistryValueActivity Registry Value Activity events reports when a process performs an action on a yes
ConfigState Device Config State events report device configuration data, device no
GroupManagement Group Management events report management updates to a group, including updat... yes
ApplicationLifecycle Application Lifecycle events report installation, removal, start, stop of an yes
PrefetchQuery Prefetch Query events report information about Windows prefetch files no
FileQuery File Query events report information about files that are present on the no

Properties

Type and Range

Property Value
Range ActivityIdEnum
Domain Of BaseEvent, ApiActivity, ApplicationError, ApplicationLifecycle, DatastoreActivity, FileHosting, ScanActivity, WebResourceAccessActivity, WebResourcesActivity, DiscoveryEvent, DiscoveryResult, DataSecurityFinding, Finding, IncidentFinding, SecurityFinding, AccountChange, Authentication, AuthorizeSession, EntityManagement, GroupManagement, UserAccess, DhcpActivity, DnsActivity, EmailActivity, EmailFileActivity, EmailUrlActivity, FtpActivity, HttpActivity, NetworkActivity, NetworkFileActivity, NtpActivity, RdpActivity, SmbActivity, SshActivity, TunnelActivity, RemediationActivity, EventLogActvity, FileActivity, KernelActivity, KernelExtensionActivity, MemoryActivity, ModuleActivity, PeripheralActivity, ProcessActivity, ScheduledJobActivity, ScriptActivity, AirborneBroadcastActivity, DroneFlightsActivity, RegistryKeyActivity, RegistryValueActivity, WindowsResourceActivity, WindowsServiceActivity

Cardinality and Requirements

Property Value

Aliases

  • Activity ID

Identifier and Mapping Information

Annotations

property value
sibling activity_name
suppress_checks sibling_convention

Schema Source

Mappings

Mapping Type Mapped Value
self ocsf:activity_id
native ocsf:activity_id

LinkML Source

name: activity_id
annotations:
  sibling:
    tag: sibling
    value: activity_name
  suppress_checks:
    tag: suppress_checks
    value: sibling_convention
description: The normalized identifier of the activity that triggered the event.
from_schema: https://w3id.org/lmodel/ocsf
aliases:
- Activity ID
rank: 1000
alias: activity_id
domain_of:
- BaseEvent
- ApiActivity
- ApplicationError
- ApplicationLifecycle
- DatastoreActivity
- FileHosting
- ScanActivity
- WebResourceAccessActivity
- WebResourcesActivity
- DiscoveryEvent
- DiscoveryResult
- DataSecurityFinding
- Finding
- IncidentFinding
- SecurityFinding
- AccountChange
- Authentication
- AuthorizeSession
- EntityManagement
- GroupManagement
- UserAccess
- DhcpActivity
- DnsActivity
- EmailActivity
- EmailFileActivity
- EmailUrlActivity
- FtpActivity
- HttpActivity
- NetworkActivity
- NetworkFileActivity
- NtpActivity
- RdpActivity
- SmbActivity
- SshActivity
- TunnelActivity
- RemediationActivity
- EventLogActvity
- FileActivity
- KernelActivity
- KernelExtensionActivity
- MemoryActivity
- ModuleActivity
- PeripheralActivity
- ProcessActivity
- ScheduledJobActivity
- ScriptActivity
- AirborneBroadcastActivity
- DroneFlightsActivity
- RegistryKeyActivity
- RegistryValueActivity
- WindowsResourceActivity
- WindowsServiceActivity
range: ActivityIdEnum