Mailing Lists and Feeds

US-CERT offers mailing lists and feeds for a variety of products including the National Cyber Awareness System and Current Activity updates. The National Cyber Awareness System was created to ensure that you have access to timely information about security topics and threats.

Subscribe to a Mailing List

To make it easier for you to receive the information, US-CERT offers four mailing lists that you can subscribe to. You may choose one or more of the following types of documents:

  • Alerts — timely information about current security issues, vulnerabilities, and exploits
  • Analysis Reports — in-depth analysis on new or evolving cyber threats
  • Bulletins — weekly summaries of new vulnerabilities. Patch information is provided when available
  • Tips — advice about common security issues for the general public
  • Current Activity — up-to-date information about high-impact types of security activity affecting the community at large

To learn more or subscribe, visit the subscription system. and complete the process. You will need to confirm your subscription by responding to an email message that will be sent to the address you provide. If you have any questions, read the FAQ.

Feeds for Some of Our Security Documents

You can view US-CERT security documents on our website or use the below RSS feeds. You can also add these feeds to your MSN or Yahoo! homepage if you have one.

National Cyber Awareness System (NCAS) Feeds


Embed Our Tweets in Your Website

This code snippet is provided “as is” for informational purposes only.  The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding the code or its operation. The DHS does not endorse any commercial product or service.

Copy the code below and paste it anywhere in your website/webpage/blog where full HTML is permitted to add a timeline of Tweets from USCERT_gov. In the case of a content management system, please ensure the editor is configured to allow full HTML.

<a class="twitter-timeline" data-dnt="true" href="" data-widget-id="714836104025935873">Tweets by @USCERT_gov</a>
<script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);;js.src=p+"://";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script>

Code snippet for embedded USCERT_gov twitter timeline

Sample Screenshot of Twitter Widget
Sample screenshot of embedded USCERT_gov twitter timeline

Unsubscribe from a Mailing List or Change Your Email Address

You can update your email address, unsubscribe, or change your preferences using the Manage Preferences link in an existing email from GovDelivery.