The Treasury Department will be updating the HTTPS certificate it uses for the Treasury.gov domain on Thursday, June 7, 2018, during an evening maintenance window. Users may have to reinstall the root certificate for the site if they experience connection problems.
Users can download this certificate by visiting any secure download path on the Treasury website and using their browser's certificate management controls to install this new certificate. For general instructions on downloading the new certificate using the following browsers: Chrome (multiple versions), Internet Explorer, and Firefox, please view this pdf.
Please contact OFAC technical support at 1-800-540-6322 Option #8 or Email OFAC with any questions that you may have about this change.