| Your session__Host-zenit_session | 12 hours, or 30 days with “Stay signed in” | Keeps you signed in to your account. |
| Sign-in across Zenit and Arko__Host-zenit_idp | 12 hours, or 30 days with “Stay signed in” | Signs you in to Arko without typing your password again. |
| Sign-in in progress__Host-zenit_flow__Host-zenit_authreq__Host-zenit_ecran__Host-zenit_google__Host-zenit_liaison | 10 minutes | While you sign in: tie each step to your browser and protect it against hijacking. |
| Your cookie choices__Host-zenit_consentement | 6 months | Remembers the choices made here. |
| Security step during sign-in__Host-zenit_a2f | 5 to 10 minutes | Keeps your sign-in pending while you enter a code, a required new password, or a two-factor recovery code. |
| Stay signed in__Host-zenit_duree | 20 minutes | Set when “Stay signed in on this device” is ticked and a code is still to be entered: remembers that choice until sign-in completes. |
| Known device__Host-zenit_appareil | 400 days, renewed at sign-in | Recognizes this device for the new sign-in alert. The database stores only its fingerprint. |
| Security-link cancellation__Host-zenit_secours_retrait__Host-zenit_a2f_annulation__Host-zenit_restauration | 15 minutes | Carries an emailed link to the remove, cancel or account-restoration button, out of the address bar. Opening it alone changes nothing. |
| New password__Host-zenit_reset | Up to 15 minutes | Set when you click the link in a “forgotten password” email: carries that link to the new-password form, out of the address bar, never longer than the link lasts. |
| Newsletter__Host-zenit_lettre | 15 minutes | Set when you click the link in a newsletter email (confirmation or unsubscribe): remembers that link while you press the button on the page. |
| Secure payment (Stripe)__stripe_mid__stripe_sid | 1 year, and 30 minutes | Let Stripe, our payment provider, recognise a fraudulent payment. Set only when the payment form is shown. |
| Language and theme of your accountzn-languezn-theme | Browser storage, no expiry | Remember the language and theme you chose, to show them as soon as a page opens. |