NIDDK Central Repository

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The National Institutes of Health (NIH) has updated its IT security requirements to strengthen data protection. As part of these updates, all non-NIH users are required to complete a one-time identity verification.

Users in the United States may verify their identity using Login.gov or ID.me, while users outside the United States must use ID.me. Additional information is available in the RAS User Guide.

To access NIDDK-CR and complete the identity verification process, select the "Login/Register with Researcher Auth Service (RAS)" button below if you have not already verified your identity through Login.gov or ID.me. If your identity has already been verified, you may use the same button to log in.

Warning Notice

This warning banner provides privacy and security notices consistent with applicable federal laws, directives, and other federal guidance for accessing this Government system, which includes (1) this computer network, (2) all computers connected to this network, and (3) all devices and storage media attached to this network or to a computer on this network.
This system is provided for Government-authorized use only.
Unauthorized or improper use of this system is prohibited and may result in disciplinary action and/or civil and criminal penalties.
Personal use of social media and networking sites on this system is limited as to not interfere with official work duties and is subject to monitoring.
By using this system, you understand and consent to the following:
- The Government may monitor, record, and audit your system usage, including usage of personal devices and email systems for official duties or to conduct HHS business. Therefore, you have no reasonable expectation of privacy regarding any communication or data transiting or stored on this system. At any time, and for any lawful Government purpose, the government may monitor, intercept, and search and seize any communication or data transiting or stored on this system.
- Any communication or data transiting or stored on this system may be disclosed or used for any lawful Government purpose.

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ATTENTION! Starting April 1, 2026, NIDDK-CR users must complete a one-time verification.