Last updated: May 26, 2015
What is a cookie?
Cookies are small text files stored on your computer that provide a way for websites to recognize you and remember your preferences.
When you log in to a website for the first time, you usually indicate information such as your name and preferred language. That information is packaged into a cookie and sent to your web browser. The next time you go to the same website, your browser will use this information to customize what you see according to your preferences.
- to remember what language you speak and what country you live in
- to help you log in again when you revisit the platform
- to connect your Change.org account to your Facebook profile, if you choose to do so
- to help our engineers improve the platform, by understanding how people find us and what devices they’re using
- to measure the effectiveness of campaigns on Change.org, by understanding whether you've continued your involvement with organizations you’ve connected with after signing a petition
What cookies do we use?
Below we list the different types of cookies that may be used by Change.org.
Essential cookies enable you to navigate our platform and to use our services and features. Without these cookies, our website and platform will not perform as smoothly for you as we would like, and we may not be able to provide certain core functions and features of our platform.
Cookie name Description _change_session This cookie is used to identify unique users and for authorization purposes. It expires within eight hours. _change_id This cookie is used to identify unique users and for authorization purposes. It expires within thirty days. last_logged_in_as This session cookie is used for re-login assistance after expiration of your session.
Preference cookies collect information about your choices and preferences, and allow us to remember language or other local settings and customize your experience accordingly.
Cookie name Description preview_beta_web_pages This session cookie is used to enable users to view pre-release features on our platform. seenUserSurvey This cookie allows us to see if a user has clicked or dismissed a link to an optional Change.org survey. It expires after six months.
Social Media Cookies.
Social media cookies collect information about social media usage. If you’ve signed in on Change.org through Facebook connect, you are likely cookied by Facebook. You can modify or change those cookies through the settings on your Facebook account.
Cookie name Description Fbm_(digits)
These cookies are set by Facebook for application integration and expires within one year. See here for more information on Facebook’s practices at https://www.facebook.com/help/cookies/.
Analytics cookies collect information about your use of the Change.org platform, and enable us to improve the way it works. For example, analytics cookies show us which are the most frequently visited pages on the platform, help us record any difficulties you have with the platform, and show us the effectiveness of our campaigns. This allows us to see the overall patterns of usage on the platform, rather than the usage of a single person. We use the information to analyze the platform traffic, but we do not examine this information for individually identifying information.
Cookie name Description mp_(hexdigits)_mixpanel This cookie is set by Mixpanel for analysing traffic, and in particular how users reached the platform. It expires within one year. See here for more information on this Mixpanel cookie: https://mixpanel.com/terms/ and https://mixpanel.com/optout/ optimizelySegments
These cookies are set by Optimizely and used for UI development and segmentation purposes. They expire after ten years. See here for more information on the Optimizely cookies: https://www.optimizely.com/opt_out. ki_ This cookie is set by Qualaroo for referral information in relation to user surveys. It expires after 5 years. uuid This session cookie is used to allow for cross-login and device use tracking. register_user_data_with_mixpanel This session cookie allows decisions about exporting demographic data to Mixpanel. tracking_data This session cookie allows for analytics integration. cdot_gg This cookie is used for measuring the effectiveness of our campaigns and expires after two years. ga_first_visit This cookie is used to determine the initial traffic source (for example, email, or Facebook) of a user for storing what that traffic source was. It expires after 25 years. This cookie will recognize your browser when you come back to the site.
How do I manage cookies?
You can disable essential, preference, and social media cookies through the settings on your browser. You can follow the instructions on your browser’s help page or their website to remove the cookies set by our site and other sites. You can also choose to block our site and other sites from setting these cookies in the future. You may wish to refer to http://www.allaboutcookies.org/browsers/index.html for information on commonly used browsers. As mentioned above, if you choose to disable cookies, you should know that large parts of the Change.org website will not work.
If you want to clear all cookies left behind by the websites you have visited, here are links where you can download three programs that clean out tracking cookies:
Policy updates & contacting us
Change.org, Inc. Privacy Officer
548 Market Street Private Mailbox #29993
San Francisco, CA 94104-5401
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