What are the Security Features on USPS.com?


USPS Information about Cookies

  • What are cookies and why are they useful?

    Cookie is a tiny text file stored on your computer when you visit a website. Cookies contain information such as your login or registration information, online shopping cart information, user preferences, and the last website you visited.

    Cookies allow websites to maintain information on a particular user as they move from one web page to another. This enables websites to recognize visitors and serve them based on their predetermined user preferences. See USPS Privacy Policy for more information on cookies.

  • What are cookies and how does the United States Postal Service® use them?

    Cookies may be categorized as session or persistent, which describes the length of time that they stay on your system. Both session and persistent cookies are used on the usps.com website. The following are detailed descriptions of how we use these cookies:

    • Session Cookie

      A session cookie is a small piece of textual information that a server places temporarily on your browser during the time your browser is open. The cookies are erased once you close all browsers. We use session cookies in the following manner:

      • Log-on and log-off administration.Log-on and registration are not required to browse our website. If you decide to register with our website, so as, for example, to use one of our online services, session cookies help with the log-on and log-off process. The cookies enable us to recognize your log-on ID when you log on so that we do not establish a duplicate registration record for you.
      • Transactions and website usabilityWe use session cookies to improve how you navigate through USPS.com to maintain your online session as you browse over several pages; to store and prepopulate information so that you do not have to reenter the same information twice; and to retain your shopping cart information. Session cookies may also be used to collect referral statistics when you click on a link or ad banner to or from usps.com.
      • Persistent and conduct transactions.As examples, session cookies are used Cookie – A persistent cookie is a small piece of text stored on your computer’s hard drive for a defined period of time, after which the cookie is erased. We do not collect or link to personal information through persistent cookies without your express consent.
    • Ad Banner Cookie

      On behalf of the Postal Service™, persistent cookies and beacons may be set and managed by third party advertising suppliers to support ad banners. Ad banner cookies are set when you view or click on an ad banner on usps.com, or an ad banner on another website for a USPS product, and persist for no more than five years.

  • Can I reject (opt-out of) ad banner cookies?

    Yes, you can reject or opt-out of ad banner cookies. If you choose to do so we will no longer track any information from ad banners related to your visit.

    For information on how to reject/opt-out of ad banner cookies visit: Opt Out of Cookies

  • Can I reject (opt-out of) all cookies?

    Yes, you may opt-out of the use of all cookies. You will still be able to access most features of usps.com. However, certain features such as the shopping cart and personalization options will not work as well.

    For information on how to reject/opt-out of all cookies visit: Opt Out of All Cookies

  • Using Secured Socket Layer (SSL)

    The United States Postal Service secures your information in transit to us and upon receipt by using the industry standard encryption software, Secured Socket Layer (SSL). The URL in your browser will change to HTTPS instead of HTTP when this security feature is invoked. Your browser may also display a lock symbol on its bottom task bar line to indicate this secure transmission is in place.

  • P3P Technology

    The Platform for Privacy Preferences Project (P3P) technology provides an automated way for users to gain more control over the use of personal information on websites they visit. It is a web-based language for describing the privacy policy of a website in XML. Using this language, P3P enables users to compare a website’s privacy policy with the user’s privacy preferences before deciding to share personal information with the website.

    Visit our Privacy Office Business Resource page for more information about P3P.

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