U.S. Flag Official website of the Department of Homeland Security

Contact Us


Review the Traffic Light Protocol FAQ for information about how US-CERT manages sensitive information.

Technical Comments or Questions

For cybersecurity inquiries about incident report, vulnerability report, or other technical questions relating to cybersecurity, contact the following:

US-CERT Security Operations Center

Phone: 888-282-0870
Email: soc@us-cert.gov


For encrypted email communications, use the following PGP/GPG key:

PGP/GPG key: 0xD24724D8

Fingerprint: A057 0F71 CB7F 036E FEC3 47AB 1960 D7AE D247 24D8

Media Inquiries

US-CERT Public Affairs

Phone: 202-282-8010

General Comments or Questions

US-CERT Information Request

Phone: 888-282-0870
(From outside the United States: 703-235-5110)
Email: info@us-cert.gov

Postal Address

Mailstop: 0635
245 Murray Lane SW Bldg 410
Washington, DC 20528

Refer to the DHS Mailing Address webpage for additional information on how to send mail to the Department of Homeland Security.

Comments or Questions About this Website


Back to Top