Cookies / ePrivacy Policy

Source: Datafirefly Legal Documentation v1.0 (March 2026). See also the privacy policy.

Last updated: March 2026 — DATAFIREFLY LIMITED

Legal basis: GDPR (EU) 2016/679 · Data Protection Act 2018 (Ireland) · ePrivacy Regulations (Ireland)

Competent authority: Data Protection Commission (DPC), Dublin.

In Ireland, the ePrivacy rules cover any storage of, or access to, information on the user's terminal equipment.

2.1 What is a cookie?

A cookie is a small text file, or any similar technology, placed on or read from your terminal (computer, smartphone, tablet) when browsing a site. Irish ePrivacy rules more broadly apply to any technology allowing information to be stored on, or accessed from, a user's terminal equipment (pixels, tags, local storage, SDK, etc.).

2.2 Categories of cookies used

Strictly necessary cookies

Essential to the operation of the site. They enable security, authentication, session stability and storage of your technical choices. They do not require prior consent but must be explained.

NameProviderPurposeDurationEEA Transfer
session_idDatafirefly / O2switchSecure session maintenanceSessionNo
cookie_consentDatafirefly (CMP)Storage of consent preferences12 monthsNo
csrf_tokenDatafireflyProtection against CSRF attacksSessionNo

Audience measurement cookies — Google Analytics

These cookies measure site traffic, pages viewed and browsing behaviour, to improve our content and performance.

NameProviderPurposeMax duration (EDPB)EEA Transfer
_gaGoogle AnalyticsUnique visitor identification13 monthsYes — US (SCC)
_ga_*Google AnalyticsGoogle Analytics session state13 monthsYes — US (SCC)
_gidGoogle AnalyticsUser distinction24 hoursYes — US (SCC)

Marketing cookies — Meta Pixel (Facebook)

These cookies are set by Meta Platforms and allow us to measure the effectiveness of our advertising campaigns, create custom audiences and limit ad repetition.

NameProviderPurposeMax duration (EDPB)EEA Transfer
_fbpMeta PlatformsConversion and advertising audience tracking13 monthsYes — US (SCC)
_fbcMeta PlatformsFacebook ad click tracking13 monthsYes — US (SCC)

2.3 Legal basis of cookies

CategoryLegal basisConsent required
Strictly necessaryLegitimate interest / Service operationNo
Audience measurement (Google Analytics)Prior consentYes
Marketing / Meta PixelPrior consentYes

In accordance with the Irish DPC requirements, no non-essential cookie is set or read before obtaining your prior, free, specific, informed and unambiguous consent.

Refusing non-essential cookies is as easy as accepting them.

2.4 Consent management

On your first visit, a consent management banner (CMP) allows you to accept, refuse or configure cookies by category.

You can modify your preferences at any time:

  • Via the "Manage my cookies" link available at the bottom of each page of the site
  • Via your browser settings (blocking or deleting cookies)

Blocking certain strictly necessary cookies may affect the proper functioning of the site.

2.5 Transfers outside EEA

Google Analytics and Meta Pixel cookies involve data transfers to the United States. These transfers are based on Standard Contractual Clauses (SCC) approved by the European Commission. For more information, see our Privacy Policy — section 1.6.

2.6 Contact

For any question regarding our use of cookies and trackers, please write to: privacy@datafirefly.com