Wait! This article is part of our Developers section. Be sure to understand how each of the snippets works before customizing them for your site. We link to several helpful resources for learning, debugging and how we can help in our Developer API docs.

Due to EU privacy laws EU web sites are required by law to disclose the type of cookies that are created from their site.

What follows is a description of Olark cookies which we believe to be in compliance with the "only necessary" aspect of setting cookies outlined in the EU rules for Internet privacy.

  • hblid
    a visitor identifier that we use only on your site to remember this visitor between visits
  • wcsid
    a session identifier that we use only on your site to keep track of a single chat session
  • olfsk
    storage identifier that we use to maintain chat state across pages (e.g. message history)
  • _okbk
    extra state information (e.g. chat box being open/closed)
  • _ok
    most recent Olark site ID (security measure)
  • _oklv
    the Olark loader version (for improved caching)
  • _okla
    used for caching purposes (loaded from CDN vs. loaded from our infrastructure)
  • _okgid
    group id the visitor is locked to
  • _okac
    used for caching by setting a hash for assets to determine if they have changed and if they need to be refreshed
  • _okck
    used to test whether the visitor's browser allows cookies to be stored