Table of contents
Access Control

Changelog

Mar 3, 2026

Added

iTwin Members can now accept a pending invitation directly through the API, via the new Accept iTwin Member invitation technology preview operation.

Dec 22, 2025

Added

Introduced the Get iTwin Member invitation technology preview operation, to look up the details of a specific pending invitation.

Aug 11, 2025

Added

Group member invitations can now be reviewed and withdrawn before they're accepted, in technology preview.

  • Get iTwin group member invitations
  • Delete iTwin group member invitation

Feb 19, 2025

Added

Introduced iTwin Sharing in technology preview, so an iTwin can be shared through a link without granting the recipient full membership.

  • Create iTwin Share
  • Get iTwin Share
  • Get iTwin Shares
  • Revoke iTwin Share

Oct 3, 2024

Added

Introduced the Delete iTwin Member invitation technology preview operation, to withdraw a pending member invitation before it's accepted.

Sep 25, 2024

Announcement

The asynchronous iTwin job operations introduced in July (Create iTwin job, Get iTwin job, Get iTwin job actions) are now generally available.

Jul 23, 2024

Added

Long-running access control changes, such as assigning roles to many members at once, can now be tracked as jobs, in technology preview.

  • Create iTwin job
  • Get iTwin job
  • Get iTwin job actions

Jan 12, 2024

Announcement

Access Control API version 2 is now generally available. This update adds support for iTwin Groups and iTwin Invitations to better help manage access to your digital twins, with iTwin Members operations split into Users and Groups categories.

Jun 20, 2023

Added

iTwin owners can now be managed through their own operations, in technology preview, separating ownership from regular membership.

  • Add iTwin owner member
  • Get iTwin owner members
  • Remove iTwin owner member

Feb 8, 2023

Announcement

Access Control API version 2 is available in Technical Preview. This update adds support for iTwin Groups to better help manage access to your digital twins. The iTwin Members operations have now been split into two categories, Users and Groups.

Feb 7, 2023

Added

Introduced iTwin Groups, so members can be bundled together and assigned roles as a group instead of one at a time.

  • Create iTwin group
  • Get iTwin group
  • Get iTwin groups
  • Update iTwin group
  • Delete iTwin group
Added

Group membership now has its own set of operations, mirroring how iTwin membership is managed.

  • Add iTwin group member
  • Get iTwin group member
  • Get iTwin group members
  • Update iTwin group member
  • Remove iTwin group member
Added

User membership on an iTwin, outside of Groups, also moved to its own dedicated operations.

  • Add iTwin user members
  • Get iTwin user member
  • Get iTwin user members
  • Update iTwin user member
  • Remove iTwin user member

Feb 6, 2023

Removed

Removed the original flat iTwin Member operations, ahead of the Users/Groups split shipping the next day.

  • Add iTwin members
  • Get iTwin member
  • Get iTwin members
  • Update iTwin member
  • Remove iTwin member

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