Imperva Cookie Policy

By visiting our website with your browser settings adjusted to accept cookies you consent to our use of cookies as described in this policy.

What are Cookies?

Cookies are small data files that are stored on your computer or other device when you visit a website. They allow the site to recognize your device on subsequent visits and remember your preferences.

Our use of cookies

We use cookies to allow our systems to recognize your device and collect website usage data. Cookies allow us to understand how our Site is used and to improve our Site and our service. We do not use cookies to collect personally identifiable information, but we do collect IP addresses in order to recognize visitors when they return to our Site.

Imperva may use both session cookies and persistent cookies to better understand how you interact with the Site. In addition, please be aware that other parties may also place their own cookies on the Site, and may collect or solicit personal information from you. A session cookie enables certain features of the Site and is deleted from your computer when you disconnect from or leave the Site. A persistent cookie remains after you close your browser and may be used by your browser on subsequent visits to the Site.

We may match information we gather from cookies with other information you provide to us. We will only use such information as described in our Privacy Policy that is posted on our Site.

We use 4 types of cookies:

Cookie Type Description
Strictly necessary cookies Anonymous cookies that allow visitors to navigate around our Site, use its features and access secure areas. The information gathered by these cookies may be used for security purposes, but is not used for marketing purposes. If the use of this type of cookies is not allowed, certain parts of our Site cannot be used.
Performance cookies Anonymous cookies that help us improve our website by collecting information about how visitors use our Site. For example, we track what pages are visited the most often and what error messages are shown. GoogleAnalytics cookies are an example of this type of cookie.

The information gathered by these cookies is not used for targeted marketing and is not distributed to third parties.
Functionality cookies Anonymous cookies that allow us to remember visitor choices and preferences. Based on this information, we can show you more relevant information. For example, we may gather country and language preferences.

If you do not allow the use of this type of cookie, it will prevent the use of certain parts of our Site and will prevent us from remembering your preferences.
Targeting cookies or advertising cookies With our permission, this type of cookie is placed on our Site by third parties such as advertising networks. These cookies are used to:
  • Show relevant and personalized advertisements
  • Measure the effectiveness of an advertising campaign
  • Remember your visit and share data collected with third parties, such as advertisers. Often these cookies are linked to website functionality provided by the third party.

How to block or restrict Cookies

If you do not want us to place cookies on your device you can modify your browser settings. The Help feature on most browsers will tell you how to prevent your browser from accepting new cookies, how to have the browser notify you when you receive a new cookie and how to disable cookies. Additionally, you can disable or delete similar data used by browser add-ons, such as Flash cookies, by changing the add-on's settings or visiting the website of the add-on’s manufacturer. Please note that you may not be able to use certain parts of our Site if you block cookies.

Further information about cookies, including how to see what cookies have been set on your device and how to manage and delete them, is available at and

Last updated: September 9, 2014