Available on Asana Enterprise and Enterprise+ tiers, as well as legacy tier Legacy Enterprise.
Custom field visibility in Asana is tied to the visibility of the project or portfolio where the field is used. By default, if someone has access to a project, they can view all custom fields and their values.
Private custom fields add an extra layer of control, allowing users to keep specific fields and their values private. When a custom field is marked as private, only explicitly named members can view or edit it—across all projects, portfolios, or tasks where it appears.
This feature makes Asana a powerful tool for managing sensitive workflows by offering detailed control over who can access custom field data.

Follow these steps to adjust the visibility of a custom field within a specific project:

To change the visibility of a global custom field across your organization:
Available on Asana Enterprise and Enterprise+ tiers.
You can use Private Custom Fields in rules and bundles, making it easier to automate workflows that involve sensitive data, without expanding field visibility beyond the right people.
Currently, private custom fields are not supported for:
Time tracking fields, ID fields, App-managed fields, Asana-generated fields (e.g., priority, template fields) and Built-in fields (e.g., assignee, due date)
No, private fields cannot yet be used in:
Forms
If a user loses access to a private field:

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