This article explains the types of cookies Strivacity sets in browsers, including their purposes and how long they remain active.

NamePurposeDuration
__Secure-IeYyraekl2-A secure cookie that identifies the login flow. Its value is a unique identifier (UUIDv4) that represents a login flow session.

postfix:
The first 7 characters of the client ID.
Session
__Secure-IeYyraekl2-adminA secure cookie that identifies an Admin Console login session.Session
__Secure-SimpleLoginA secure cookie that identifies a Simple API login session.Session
oauth2authentication_csrfThis cookie is used to prevent Cross-Site Request Forgery (CSRF) attacks during the authentication process.30 minutes
oauth2consent_csrfSimilar to the oauth2_authentication_csrf cookie, this one is used to prevent CSRF attacks during the consent process.30 minutes
DAUTHSA per-device login session identifier that refers to the server-side stored session data.30 minutes
SESSIONThis cookie stores a unique session identifier that the application and the user's browser use to maintain the session state across multiple requests.

This cookie is used by Admin Console (AC) and Self-Service Portal (MyAccount) applications.
1 year
OSESSIONSimilar to the SESSION cookie, used by Organization Portal applications.Session

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The default value for login session max age is 5 minutes, but it can be configured in the admin console under Applications > General > Login Session Max Age.