Unless you provide additional information, CDC collects only the following information
as you browse through the CDC Web site:
- the domain name and browser you use to access the Internet;
- the date and time of your visit;
- the pages you visited; and
- the address of the Web site you visited immediately prior to visiting the CDC site.
CDC collects this information for statistical purposes and for evaluating the CDC Web
site to make it more useful to visitors.
If you send an e-mail message to CDC or complete a questionnaire, form, or other online
survey found on the CDC Web site, CDC will maintain the information in accordance with
applicable federal law.
CDC does not disclose, give, sell, or transfer any personal information about CDC Web
site visitors unless required for law enforcement or otherwise required by law.
This site is maintained by the U.S. Government and is protected by various provisions
of Title 18, U.S. Code. Violations of Title 18 are subject to criminal prosecution in
For site security purposes and to ensure that this service remains available to all
users, CDC employs software programs to identify unauthorized attempts to upload or change
information, or otherwise cause damage.
Certain CDC webpages use "cookies" which are small amounts of information
stored by your web browser software on your workstation. In most cases, this information is
temporary in nature (called session cookies) and is deleted as soon as you leave the CDC
Web site. The use of temporary cookies is solely for the purpose of allowing the user to interact with the
information for a longer period than the current session (persistent cookie). In those cases,
the webpage is clearly noted and the user can choose not to use that webpage feature. As noted
above, in no case does CDC disclose, give, sell, or transfer any personal information about CDC
Web site visitors unless required for law enforcement or otherwise required by law.
Interactive DES Self-Assessment Guide
To fully engage visitors and to enhance their experiences, CDC has developed the Interactive DES Self-Assessment Guide. Users may choose to submit information about themselves. In all instances, no personally identifiable information will be retained or archived on the site.