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Cookie Policy

v1.0

Last updated March 2026

We use a minimal set of cookies required to run KerfOS. You can manage analytics and functional cookies at any time via our GDPR settings.

Cookies We Use

NameTypePurposeDurationOpt-out
kerfos_sessionEssentialMaintains your login sessionSessionRequired
kerfos_csrfEssentialCross-site request forgery protectionSessionRequired
kerfos_prefsFunctionalStores UI preferences (dark mode, units)1 yearYes
_analyticsAnalyticsAnonymous usage analytics13 monthsYes

Categories

Essential

Required for the site to function. Cannot be disabled. Includes session management and security tokens.

Functional

Improve your experience by remembering preferences. Safe to disable — the site still works.

Analytics

Anonymous usage data. Helps us understand how KerfOS is used. Can be disabled without affecting functionality.

Marketing

KerfOS does not use marketing or advertising cookies.

Managing Your Preferences

  • Use our GDPR portal to manage consent preferences
  • Clear cookies in your browser settings at any time
  • Use incognito / private browsing to avoid persistent cookies
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