Contacting US-CERT

See Exchanging Email with US-CERT for additional information. Review the Traffic Light Protocol FAQ for information about how US-CERT manages sensitive information.

Technical comments or questions

If the purpose of your communication is a cyber security incident report, vulnerability report, or any other technical question related to cyber security, contact the following group:

US-CERT Security Operations Center

  • Phone: +1 888-282-0870
  • Email:
  • PGP/GPG key:
  • Fingerprint:
    A8D9 49CB 051B C6F6 9169 E220 4DAD A5AF CFA9 36E8

Media inquiries

US-CERT Public Affairs

  • Phone: +1 202-282-8010

General questions or suggestions

US-CERT Information Request

  • Phone: +1 703-235-5110
  • Email:
  • PGP/GPG key:
  • Fingerprint:
    5A24 6040 50FC 1BA3 81FA  0919 1378 C036 EDA1 0949

Postal Address

  • Mailstop: 0635
  • 245 Murray Lane SW Bldg 410
  • Washington, DC 20598

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