This guide covers the cookies that Edgio creates and uses.
Split Testing Cookies
layer0_bucket
: a number between 1 and 100 randomly assigned by Edgio to all clients connecting to it. It is a long-lived non-session cookie allowing predictable cohorts during split testing. Its value is not accessible from client-side JavaScript code.layer0_destination
: the name of the experience to which split testing has assigned the user based on the value oflayer0_bucket
. Its value is accessible to client-side JavaScript code and can thus be safely included in client-side metrics.