# Restricted Data that has been classified as restricted will be encrypted using the public [PGP encryption key](/data-encryption/encryption-setup/pgp-encryption.md) that has been set on your survey. Restricted data is not available in clear through administration interface and is only available on-demand which requires you to provide your private PGP key with its optional pass phrase. ## ⚠️ Limitations Following limitations apply to restricted encrypted data. * No sorting. * No searching. * No tag cloud. * No sentiment processing * Not available for update when a respondent resume its survey or want to change the answers. * Not available for piping when a respondent resume its survey or want to change the answers. * Not available for conditions rules (skip, branching) when a respondent resume its survey or want to change the answers. * Not available for report filtering. * No reminders on restricted campaigns. * Can't be used to evaluate condition task triggers on answers update. * Not possible to query the clear values from the database. --- # 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.ngsurvey.com/data-encryption/data-classification/restricted.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.