Cookies Policy

Cookies Policy

1. What are cookies

Cookies are small text files that the website installs on your device (computer, smartphone, or tablet) when you visit it. They are used to store information about your browsing and preferences, making your experience more efficient and personalized.

There are two main types:

  • Session cookies: they expire when you close your browser.

  • Persistent cookies: they remain on your device until they reach a defined expiration date or are manually deleted.

The cookies used by OGMA.pt do not contain malicious code or viruses, nor do they perform actions that compromise your device; they only help with the functioning of the website or with improving the user experience.

2. What types of cookies we use


a) Strictly necessary cookies

These cookies are essential for the website to function properly. Without them, some critical features of the site may not be available.

Examples/tests on OGMA.pt:

  • Cookies used to keep sessions active (if applicable).

  • Cookies necessary for the technical management of the website.


b) Preference cookies (functional)

They allow the website to remember your choices (such as language or display preferences) to improve your experience.

At OGMA.pt:

  • Site preferences cookies: for example, remembering language settings.

c) Analytical cookies

Used to monitor how visitors use the website — pages viewed, time spent, etc. This helps OGMA improve the website’s content and performance.

At OGMA.pt:

  • Google Analytics is used for this purpose.


d) Marketing / advertising cookies

They are used to target ads or measure the success of campaigns. If present, they must be subject to the user’s consent.

3. Third-party cookies

When we use third-party cookies, they come from external entities (e.g., Google) that process the data under their own terms. OGMA.pt informs that it uses trusted third-party cookies, such as Google Analytics.

4. How to manage or disable cookies

You can change your browser settings to refuse cookies or delete existing cookies. Please note that doing so may cause parts of the website to stop functioning properly.

Useful links for managing cookies in popular browsers:

5. Changes to the Cookie Policy

OGMA reserves the right to change this policy at any time, and any changes will be published on this page. It is recommended that you visit this page regularly to stay informed about any updates.