Cert Monitor

Cookie Policy

Explains how Cert Monitor uses cookies and their purposes.

Last updated: June 8, 2026

What Are Cookies

Cookies are small text files that websites store in your browser to remember your preferences or maintain your login state.

Cookies We Use

Cert Monitor only uses strictly necessary cookies. We do not use tracking, marketing, or third-party advertising cookies.

We use the following cookies:

Authentication Cookies (Supabase Auth)

Purpose: Maintain your login session and protect account security.

Type: Strictly necessary.

Expiration: Depending on your login choice, session cookie or persistent cookie (up to 7 days).

Cookie name: sb-*-auth-token (managed by Supabase Auth).

These cookies are essential for the service to function. Disabling them will prevent you from logging in or using the dashboard.

Theme Preference Cookie

Purpose: Remember your light/dark theme choice to avoid re-selecting on every visit.

Type: Strictly necessary for user experience.

Expiration: 1 year.

Cookie name: cm-theme-preference.

This cookie is optional. If disabled, the website will use your system default theme.

Cookies We Do Not Use

We do not use the following types of cookies:

- Tracking cookies: We do not track your browsing behavior across sites.

- Advertising cookies: We do not display third-party ads or use advertising network cookies.

- Advertising analytics cookies: We do not use Google Analytics, Facebook Pixel, or advertising network analytics cookies.

We use Ahrefs Web Analytics for website traffic reporting, and a privacy-first internal analytics system for product conversion events. Internal analytics does not record the domains or certificate content you check. See our Privacy Policy for details.

Managing Cookies

You can manage or delete cookies through your browser settings. Most browsers accept cookies by default, but you can modify settings to refuse cookies or be notified when a cookie is set.

Please note that disabling strictly necessary cookies will affect normal website operation, such as preventing login or maintaining login state.

Contact

Questions about this cookie policy can be sent to support [at] certmonitor.xyz.

Public legal and support

PrivacyTermsCookiesContact support: support [at] certmonitor.xyz