aks
Determines the login state of a person visiting accountkit.com Contents: Account kit access token
Procedure: 30 days
Domain: facebook.com
aksb
Authenticates logins using Account Kit Contents: Request time value
Procedure: 30 minutes
Domain: facebook.com
campaign_click_url
Records the Facebook URL that an individual landed on after clicking on an ad promoting Facebook
Procedure: 30 days
Domain: facebook.com
csm
Insecure indicator
Procedure: 90 days
Domain: facebook.com
c_user
Used in conjunction with the xs cookie to authenticate your identity to Facebook. Contents: User ID
Procedure: 90 days
Domain: facebook.com
datr
Used to prevent creation of fake / spammy accounts. Datr cookie is associated with a browser, not individual people.
Procedure: 2 years
Domain: facebook.com
dbln
Used to enable device-based logins Contents: Login authentication values
Procedure: 2 years
Domain: facebook.com
ddid
Used to open a specific location in an advertiser's app upon installation
Procedure: 28 days
Domain: facebook.com
fr
Contains a unique browser and user ID, used for targeted advertising.
Procedure: 90 days
Domain: facebook.com
ick
Stores an encryption key used to encrypt cookies
Procedure: 2 years
Domain: facebook.com
js_ver
Records the age of Facebook javascript files.
Procedure: 7 days
Domain: facebook.com
locale
This cookie contains the display locale of the last logged in user on this browser. This cookie appears to only be set after the user logs out. The locale cookie has a lifetime of one week.
Procedure: 7 days
Domain: facebook.com
lu
Used to record whether the person chose to remain logged in Contents: User ID and miscellaneous log in information (e.g., number of logins per account, state of the remember me check box, et
Procedure: 2 years
Domain: facebook.com
m_user
Used to authenticate your identity on Facebook's mobile website. Contents: Email, User ID, authentication value, version, user agent capability, creation time, Facebook version indicator
Procedure: 90 days
Domain: facebook.com
oo
Ad optout cookie
Procedure: 5 years
Domain: facebook.com
pl
Used to record that a device or browser logged in via Facebook platform. Contents: Y/N
Procedure: 90 days
Domain: facebook.com
rc
Used to optimize site performance for advertisers
Procedure: 7 days
Domain: facebook.com
s
Facebook browser identification, authentication, marketing, and other Facebook-specific function cookies.
Procedure: 90 days
Domain: facebook.com
sb
Facebook browser identification, authentication, marketing, and other Facebook-specific function cookies.
Procedure: 2 years
Domain: facebook.com
sfau
Optimizes recovery flow after failed login attempts Contents: Encrypted user ID, contact point, time stamp, and other login information
Procedure: 1 day
Domain: facebook.com
wd
This cookie stores the browser window dimensions and is used by Facebook to optimise the rendering of the page.
Procedure: Session
Domain: facebook.com
xs
Used in conjunction with the c_user cookie to authenticate your identity to Facebook. Contents: Session ID, creation time, authentication value, secure session state, caching group ID
Procedure: 90 days
Domain: facebook.com
_fbc
Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers
Procedure: 2 years
Domain: facebook.com
_fbp
Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers
Procedure: 4 months
Domain: facebook.com
