CISA Twitter Privacy Policy and Notice

Cybersecurity & Infrastructure Security Agency (CISA or Agency) will use this Twitter feed for external relations (communications/outreach/public dialogue), to make information and services widely available to the general public, and promote transparency and accountability. CISA External Affairs serves as the executive agent for the CISA Twitter feed and controls who at the Agency has access to make changes to the page. The CISA Twitter feed is not intended to be a means by which CISA and the general public will communicate about individual matters.

Twitter is a third-party social networking tool and its privacy policy can be found at The DHS privacy policy and Privacy Impact Assessment (PIA) govern the website's use of Twitter from a privacy perspective. The DHS privacy policy can be found at The DHS PIA “Use of Social Networking Interactions and Applications,” September 16, 2010, can be found at

CISA will not use this Twitter feed to: 1) actively seek personally identifiable information (PII); 2) search Twitter for or by PII; and 3) “follow” public users proactively. CISA will use this Twitter feed to: 1) establish user names and passwords to form profiles and 2) interact on Twitter on official Agency business. Twitter users can choose to follow the CISA Twitter feed, which will provide them with the information DHS delivers on the CISA Twitter feed.

Only CISA provides content through this Twitter feed. Any other Twitter user has the ability to re-“tweet” (i.e., republish) or comment on content provided by CISA through the CISA Twitter feed. CISA does not moderate public comments which refer to comments posted in the CISA Twitter feed. Comments made on Twitter are public. To protect your privacy and the privacy of others, do not include full names, phone numbers, email addresses, social security numbers, case numbers or any other sensitive PII of any individuals in your tweets or comments.

This section was last reviewed / modified on July 16, 2021.