# Column Security Policies The Column Security Policies list masking policies applicable to data objects, detailing which users or groups can access data without masking. OvalEdge supports various masking policies, including masking alphanumeric characters, masking all characters, showing the last 4 characters, showing the first 4 characters, and showing blanks.

* Policy: Displays the Policy Name. * Policy Scheme: Displays the Name of the masking Scheme applied to the Policy. **Example:** Mask Alphanumeric Characters with xxxxxx, Mask All Characters with xxxxxx, etc. * Allowed Roles: Displays the Roles allowed to view the unmasked data. When creating a masking policy, adding more roles authorized to view the data is possible. * Users: Displays the Users allowed to view the unmasked data. When creating a masking policy, it is possible to add more Users who are authorized to view the data. * Created Date: Displays the date when the masking policy was created. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.ovaledge.com/release8.1/administration/users-and-roles/users-and-roles-management/column-security-policies.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.