Mercy Corps’ cookies

What is a cookie?

A cookie is a piece of information in the form of a very small text file that is placed in an internet user's local storage, e.g., a user’s hard drive. It is generated by a webpage server, which is the computer that operates a website.

The information the cookie contains is set by the server and it can be used by that server whenever the user visits the site.

How to manage cookies 

Please be aware that restricting cookies may impact the functionality of certain parts of the Mercy Corps website.

Most standard web browsers may be configured to refuse cookies. Please consult your browser's help pages for instructions on how to do this. You may wish to visit which contains information on how to manage cookies on a variety of browsers.

Types of cookies we use


Some cookies we place on your browser are required for the operation of our website. These cookies ensure that our website delivers you information and services securely and optimally.


We use a number of tools that monitor visitor behavior on our website to help us improve our information and services. These cookies allow us to recognize and count the number of visitors and to see how visitors move around our website when they are using it.


Some cookies enable our website to remember choices users make, for example, a user’s name on a form. 


We sometimes use tracking pixels that set cookies to assist with delivering online advertising.

Each time a new visitor comes to our website, the code embeds a cookie into the visitor’s browser and records the site visit. 

When the visitor leaves the website, the cookie helps serve ads relevant to the user.

Cookies that Mercy Corps uses

We use all four types of the cookies mentioned above on our website. Below is a comprehensive list of the cookies found across all of our websites, who provides the cookie, the type, its purpose, and how long the cookie is set to remain on a user’s computer.

Cookie Cookie Provider Type Purpose Expires / Max-age
gat_UA-1501242-1 Google Performance To count and track pageviews 24 hours
gid Google Performance To count and track pageviews 24 hours
ga Google Performance To count and track pageviews 2 years
uetvid Microsoft Targeting To store and track visits across websites 13 months
stripe_mid Stripe Functionality To provide fraud prevention 1 year
cookie-agreed Drupal Necessary To keep track of whether the end user agreed to use cookies on the site 15 months
cookie-agreed-categories Drupal Necessary To store a user’s cookie preferences 15 months
uetsid Microsoft Targeting To store and track visits across websites 24 hours
vwo_sn VWO Performance To store session-level information 1 hour
vis_opt_s VWO Necessary To track the session created for a visitor, i.e., the number of times the browser was closed and reopened 100 days
vis_opt_test_cookie VWO Necessary To detect if the cookies are enabled on the visitor’s browser and to help track the number of browser sessions a visitor has gone through Session
vwo_uuid_v2 VWO Performance To calculate unique traffic on a website 1 year
vwo_uuid VWO Performance To generate a unique ID for the report segmentation feature in VWO 10 years
fbp Facebook Targeting To store and track visits across websites 90 days
stripe_sid Stripe Functionality For fraud prevention 30 minutes
vwo_ds VWO Performance To store persistent user-level data for VWO Insights 90 days
1P_JAR Google Targeting To serve advertising and track advertising shown 30 days
NID Google Functionality To store information about a visitor’s preferences 20 months
ANID Google Targeting  To serve advertising 2 years
clck Microsoft Performance To store a unique user ID 1 year
clsk Microsoft Performance To store and combine pageviews by a user into a single session 24 hours
ga_1EWECQJ5EZ Google Performance To count and track pageviews 2 years
DV Google Targeting To provide ad delivery or retargeting 10 minutes
gcl_au Google Performance To store and track conversions 90 days
MUID Microsoft Performance To store and track visits across websites 7 days
mc_lightbox Drupal Functionality To store user’s site “pop-up” preference 24 hours
cfruid Cloudflare Necessary To support Rate Limiting products Session
cf_bm Cloudflare Necessary To support bot solutions functionality 30 minutes
OGPC Google Functionality To support use of Google products 30 days
AEC Google Functionality To support use of Google products 6 months