Posted: August 7, 2015; Effective: September 1, 2015

This Cookie Policy describes the different types of cookies that may be applied on the equipment of consumers who visit the PubMatic.com and PubMatic.jp websites (the “Sites”) owned and operated by PubMatic, Inc. and its affiliates (collectively, “PubMatic”). We may change this Cookie Policy at any time. Please review the “LAST REVISED” legend at the top of this page to see when this Cookie Policy was last revised. Any changes in this Cookie Policy will become effective when we make the revised Cookie Policy available on or through the Sites, unless otherwise specified.

If you have any further queries, please contact us by email at privacy@pubmatic.com, or write to us at the following address:

PubMatic, Inc.
c/o Privacy
305 Main Street, First Floor
Redwood City, California 94063, USA

For a detailed privacy statement that applies to PubMatic’s Sites, see our Privacy Policy.

For information about cookies that may be applied through the PubMatic platform, see our Platform Cookie and Other Similar Technologies Policy.

WHAT IS A COOKIE?

Cookies are a standard feature of websites that allow us to store small amounts of data on your computer about your visit to our Sites. You can choose whether to accept cookies by changing the settings on your browser. In relation to the use of cookies by our partners and clients, note that we do not have access or control over these cookies.

WHAT COOKIES DO WE USE?

We use a variety of cookies on the PubMatic Sites. We also may use web logs, pixel tags, or web beacons, which are pieces of code that may be used to read and place cookies on a web browser, to collect information about how you interact with websites or advertisements.

The sections below describe the types of cookies most frequently used by PubMatic on the Sites and explain their use.

Essential Cookies

We use cookies that are essential to making the Sites work. These types of cookies enable you to move around the Sites and use their features. For example, we may use cookies to record a user login, manage user sessions, authenticate users of our management apps, or adjust settings and functionality on the Sites. Without these cookies, we may not be able to provide the services that are necessary for you to be able to use the Sites, such as signing into your account.

Preference Cookies

We also use cookies that collect information about your choices and preferences. These cookies allow us to remember language or other local settings and customize the Sites accordingly. For example, we may store settings and preferences of our logged in users.

Social Media Cookies

Some of the pages on the Sites contain tools or applications that are linked to third-party social media service providers such as Facebook, Twitter and LinkedIn. The social media service provider may set its own cookies on your computer or device through these tools or applications. You should check the social media service provider’s website for further details about how they use cookies.

Cookie Names
Purpose
Facebook Social Plugins Enables visitors to engage with us via Facebook and show visitors relevant ads and personalized content on Facebook. To learn more about Facebook’s practices and to opt out, please visit
https://www.facebook.com/help/443483272359009 and
https://www.facebook.com/help/247395082112892.
Linkedin Widgets Enables visitors to engage with us via LinkedIn and show visitors relevant ads and personalized content on LinkedIn. To learn more about LinkedIn’s practices and to opt out, please visit
https://www.linkedin.com/legal/privacy-policy and
https://www.linkedin.com/settings/?tab=account&modal=nsettings-enhanced-advertising.
Twitter Button Enables visitors to engage with us via Twitter and show visitors relevant ads and personalized content on Twitter. To learn more about Twitter’s practices and to opt out, please visit https://twitter.com/privacy?lang=en and select “Do Not Track” in certain browser settings.

Analytics Cookies

These cookies collect information about how people are using the Sites, for example which pages are visited the most often, how visitors move from one webpage to another, and whether visitors experience any difficulty using the Sites. Overall, these cookies provide us with analytical information about how the Sites are performing and how we can improve it, and in some instances, whether our advertising is effective or not.Advertising CookiesWe may partner with certain third parties to deliver advertising that we believe may interest you based on your activity on our Sites and other websites over time. These third parties may set and access cookies on your computer or other device and may also use web logs, pixel tags, or web beacons. These cookies are used to deliver advertisements that are more relevant to you and your interests. They are also used to limit the number of times you see an advertisement as well as to help measure the effectiveness of the advertising campaign.

Cookie Names
Purpose
Google Analytics [_ga.js] We use Google Analytics cookies to collect aggregate statistical data about how visitors use the Sites so that we can improve the user experience and serve up the content our visitors find most useful. Google Analytics cookies store information such as what pages users visit, how long they are on the Sites, how they arrived at the Sites, and what they click on.

To learn more about Google’s practices and to opt out, please visit http://www.google.com/policies/privacy/partners/ and https://tools.google.com/dlpage/gaoptout.

The following cookies may be used in connection with Google Analytics:
[_utma] Used to distinguish users and sessions.
[_utmb] Used to determine new sessions/visits.
[_utmc] Not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the __utmb cookie to determine whether the user was in a new session/visit.
[_utmt] Used to throttle request rate (e.g., to reduce the frequency with which a browser may request data from the server).
[_utmz] Stores the traffic source or indicates the advertising campaign that explains how the user reached our Sites.

Marketo Munchkin [_mrkto_trk] This cookie is associated with an email marketing service provided by Marketo. This tracking cookie allows a website to link visitor behavior to the recipient of an email marketing campaign, in order to measure campaign effectiveness. To opt out of this tracking, please select “Do Not Track” in certain browser settings.
Stat Counter This cookie is used only to determine first-time and returning visitors and to estimate unique visits to the site. To learn more about StatCounter’s practices and to opt out, please visit http://statcounter.com/about/set-refusal-cookie/.

Advertising Cookies

We may partner with certain third parties to deliver advertising that we believe may interest you based on your activity on our Sites and other websites over time. These third parties may set and access cookies on your computer or other device and may also use web logs, pixel tags, or web beacons. These cookies are used to deliver advertisements that are more relevant to you and your interests. They are also used to limit the number of times you see an advertisement as well as to help measure the effectiveness of the advertising campaign.

Cookie Names
Purpose
Quantcast [_qca] This is a cookie associated with Quantcast, a digital advertising company. Quantcast provides website rankings, and the data the cookie collects is also used for audience segmentation and targeted advertising. To learn more about Quantcast’s practices and to opt out, please visit https://www.quantcast.com/opt-out/.

HOW DO I MANAGE COOKIES?

 
In addition to the options provided above, you may refuse or accept cookies from the Sites at any time by activating settings on your browser. Information about the procedure to follow in order to enable or disable cookies can be found on your Internet browser provider’s website via your help screen. You may wish to refer to http://www.allaboutcookies.org/manage-cookies/index.html and www.youronlinechoices.eu for information on commonly used browsers. Please be aware that if cookies are disabled, some website features may not operate as intended.