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Version 1.0 24 September 2026

Cookie policy

Version 1.0 · Effective 24 September 2026
In short
  • No advertising cookies, no social media trackers, no audience measurement cookies.
  • Only necessary cookies (login, security) and preferences you choose (language, theme): that is why we do not display a consent banner.

This summary is a reading aid; only the full text below is binding.

1Our approach

A cookie is a small file placed in your browser by a website; local storage plays a similar role. The law requires your consent before this information is stored or read, except where it is strictly necessary for the service you request. Rosko limits itself to these cases: no consent is therefore required, and no banner is shown to you.

2Cookies set by Rosko

NameWhat it is forDuration
rosko-sessionKeeping you signed in from one page to the next. Inaccessible to scripts, sent over HTTPS only.12 hours of inactivity
XSRF-TOKENProtecting your actions against request forgery (CSRF).12 hours
remember_web_…Keeping you signed in, only if you tick “Keep me signed in for 30 days”.30 days or until you sign out
localeRemembering the interface language you have chosen.1 year

3Your browser’s local storage

This information stays on your device and is not transmitted to us.

KeyWhat it is for
rosko.theme, theme, revisator-themeLight or dark mode
rosko.localeInterface language
rosko.lastGroup.…Reopening a course on the last tab viewed
revisator.chat…State of the chat panel
smde_…Draft of the note you are typing, so that it is not lost
pwa-install-dismissedNo longer offering to install the app

The installable app also caches certain files and pages so that it displays faster and works offline.

4Cookieless audience measurement

We measure traffic with Umami, installed on our own servers. It sets no cookies, writes nothing to your browser, does not retain your IP address and cannot be used to track you from one site to another. It produces non-identifying statistics: pages viewed, referring site, device and browser type, country.

5Third-party services

  • Cloudflare Turnstile, on the sign-up page only: checks that you are not a robot, using technical information about your browser. This is a necessary security measure.
  • Stripe: when you pay, you are redirected to a Stripe page, which uses its own cookies, in particular to prevent fraud, in accordance with its own policy.
  • Google Fonts, jsDelivr, unpkg: some pages load fonts or libraries from these servers. They do not set cookies via Rosko, but they receive your IP address when the resources are loaded.

6How to control them

You can delete or block cookies and local storage in your browser settings. Blocking rosko-session or XSRF-TOKEN prevents you from signing in; deleting preferences simply resets them to their defaults.

7Changes

If we ever add a cookie that is not strictly necessary, we will update this page and ask for your consent before setting it. Otherwise, the rules on changes set out in the Privacy Policy apply. Questions: contact@hygea-consult.be.

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