Contact Us

Review the Traffic Light Protocol FAQ for information about how CISA 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:

Security Operations Center

Phone: 888-282-0870


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

PGP/GPG key: 0x75689BF7

Fingerprint: F5A2 4CAC 969E 3173 2FD4 B7C9 F772 BB92 7568 9BF7

Media Inquiries

Public Affairs

Phone: 202-282-8010

General Comments or Questions

Information Request

Phone: 888-282-0870
(From outside the United States: 703-235-5110)

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