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Cookie and browser-storage notice

Effective 27 July 2026

PostGuild uses a small amount of first-party browser storage. Essential storage supports authentication and security. Functional storage provides the requested remember-last-tab behavior in OpenMontage. PostGuild currently uses no advertising cookies, cross-site trackers, web-analytics cookies, or other optional browser storage.

NamePurposeTypeDuration
better-auth.session_token (secure-prefixed in production)Keeps an authenticated user signed in securely.Essential, first-party cookieUp to 7 days
oauth_state / oauth_pkce_verifierPrevents OAuth request forgery and completes secure sign-in.Essential, HttpOnly first-party cookies10 minutes
postguild:privacy-choiceRemembers that the browser-storage notice was acknowledged.Essential, first-party local storage180 days
postguild:openmontage:last-tabRemembers the last OpenMontage tab selected by the user.Functional, first-party local storage180 days

Change or withdraw your choice

Use the “Privacy choices” control at the bottom of any page to reopen this notice. You can clear this site's cookies and local storage in your browser; doing so signs you out, resets the notice, and clears the remembered OpenMontage tab.

See the privacy notice for information about personal-data processing and your rights.