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Privacy Policy

Last updated: November 2, 2026

Overview

At Atumcell (atumcell.com), your privacy matters. This policy explains what personal data we collect, why we collect it, how long we keep it, and what rights you have. If you have questions, contact us at v.depertis@atumcell.com.

Forms and Free Tools

  • Contact, newsletter and resource forms: what you enter (such as your name, email and company) is emailed to our team, and new newsletter subscribers get a welcome email. The self-assessments run in your browser. If you ask for the PDF report, your answers are sent to our server to create it; we email the report to you and send our team a copy with your name, email and results.
  • SpoofCheck: the domain you check is sent from your browser to our SpoofCheck service (spoofcheck.atumscan.com) and recorded in our analytics. If you ask for the PDF report, we email it to you and send our team a copy with your name and email.
  • AtumSeal: your note is sent over HTTPS to the AtumSeal service (beam.atc-core.com) and stored until it is opened or expires (up to 30 days). If you ask to be notified, your email address goes to the same service. Our analytics tools collect nothing on note links, and note links are hidden from session recordings.
  • Abuse protection and usage counts: to stop abuse, we count requests per network, email address and checked domain for up to 24 hours, storing keyed hashes rather than the addresses themselves. We also count how often SpoofCheck and AtumSeal are used; these counts are anonymous.

Your Rights (GDPR / EEA)

If you are in the European Economic Area (EEA) or UK, you have the right to:

  • Access the personal data we hold about you
  • Correct inaccurate data
  • Request deletion of your data (right to erasure)
  • Restrict or object to processing
  • Data portability
  • Withdraw consent at any time (where processing is based on consent)
  • Complain to your local data protection authority

To exercise any of these rights, email v.depertis@atumcell.com. We will respond within 30 days.

Legal Basis for Processing (GDPR Art. 6)

We only process personal data where we have a lawful basis to do so:

Processing ActivityLegal Basis
Contact form submissionsLegitimate interest (Art. 6(1)(f)) — responding to business enquiries
Newsletter / marketing emailsConsent (Art. 6(1)(a)) — you tick an explicit opt-in checkbox
Analytics (Google Analytics 4, Microsoft Clarity, Ahrefs, Vercel Web Analytics)EU/EEA, UK and Switzerland: consent (Art. 6(1)(a)) — via the cookie banner. Elsewhere: on by default; you can turn it off under Cookie Preferences
Performance measurement (Vercel Speed Insights)EU/EEA, UK and Switzerland: consent (Art. 6(1)(a)) — via the cookie banner. Elsewhere: on by default; you can turn it off under Cookie Preferences
SpoofCheck PDF report deliveryContract / consent (Art. 6(1)(b)/(a)) — you request the report and provide your email. Our team's copy: legitimate interest (Art. 6(1)(f)) — following up on your request
Service delivery (AtumSeal, SpoofCheck)Legitimate interest / contract (Art. 6(1)(b)/(f))
Abuse protection and anonymous usage countsLegitimate interest (Art. 6(1)(f)) — keeping our forms and free tools safe and measuring their use
YouTube video on the Insights pageLegitimate interest (Art. 6(1)(f)) — showing our video; YouTube sets cookies only once you press play

Data Retention

Data TypeRetention Period
Form submissions (emailed to our team)As long as we need them to answer and follow up on your enquiry; ask us to delete them at any time
Newsletter email addressesUntil you unsubscribe
GA4 analytics dataUp to 14 months
Microsoft Clarity session recordings30 days (up to 13 months for recordings our team saves)
SpoofCheck report requests (name and email, in our team's copy)As long as we need them to follow up on your request; ask us to delete them at any time
AtumSeal notesUntil opened, or until they expire (up to 30 days)
Abuse-protection records (keyed hashes)Deleted automatically within 24 hours
Cookie consent preferenceStored in your browser until you change it

Cookie Policy

Cookies are small files stored in your browser; some of our tools use similar browser storage instead. In the EU/EEA, the UK and Switzerland, analytics and performance tools load only after you accept them in the cookie banner. Elsewhere they load by default. Wherever you are, you can change your choice at any time under Cookie Preferences.

We use three categories:

Necessary cookies

Always active — required for the site to function. Cannot be disabled.

NamePurposeRetention
atumcell_cookie_consentStores your cookie consent choicesUntil you change it
atumcell_consent_regionRemembers whether your region needs a cookie choice first (from your country, looked up when you arrive; not stored by us)Until you close the tab
atumcell_exit_intent_shownRemembers that you closed the offer pop-upUntil you close the tab
notePaths, copiedLinksAtumSeal: shows the links of the note you created and which ones you copiedUntil you close the tab (notePaths) or clear your browser data (copiedLinks)

Analytics cookies

Help us understand how the site is used. In the EU/EEA, the UK and Switzerland, only loaded after you accept.

ProviderCookiesPurposeRetention
Google LLC (GA4)_ga, _ga_*Measures visits, sessions, traffic sourcesUp to 2 years
Ahrefs.comNone (cookieless)SEO analytics — referral and search traffic—
Microsoft (Clarity)_clck, _clsk, MUIDSession recording and heatmaps, with typed text and private content hiddenUp to 1 year
Vercel Inc. (Web Analytics)None (cookieless)Counts page views and visitors—

Performance cookies

Measure page load performance. In the EU/EEA, the UK and Switzerland, only loaded after you accept.

ProviderPurposeRetention
Vercel Inc. (Speed Insights)Measures Core Web Vitals (LCP, CLS, INP) — no cookies, no personal data—

YouTube

The video on our Insights page loads from youtube-nocookie.com, YouTube's privacy-enhanced mode, which sets no cookies until you press play. Once you play it, YouTube may store cookies or similar data in your browser under Google's privacy policy.

You can change your cookie preferences at any time using the link in the site footer.

Sub-processors

We use the following trusted third-party services to process data on our behalf. Each is bound by a Data Processing Agreement and applicable data protection law.

Sub-processorPurposeLocation
Google LLC (GA4)Website analyticsUSA (EU SCCs apply)
Microsoft Corp. (Clarity)Session recording, heatmapsUSA (EU SCCs apply)
Ahrefs Pte. Ltd.SEO analyticsSingapore / USA
Vercel Inc.Website hosting, Web Analytics, Speed InsightsUSA (EU data residency available)
Resend Inc.Email delivery (form notifications, SpoofCheck reports)USA
Upstash, Inc.Abuse protection and anonymous usage counts (keyed hashes only, never IP addresses)USA (EU SCCs apply)
Google LLC (YouTube)Video player on the Insights page (cookies only once you press play)USA (EU SCCs apply)

Log Files

Our hosting provider (Vercel) processes standard request data: IP address, browser type, date and time, and referring page. It is used only to deliver the site and protect it from abuse, we don't use it to identify visitors, and it is kept for up to 30 days.

Children's Information

Atumcell does not knowingly collect personal data from children under 13. If you believe your child has provided us with personal information, contact us at v.depertis@atumcell.com and we will delete it promptly.

US Privacy Rights (CCPA)

If you are in the United States, you may have rights under applicable state privacy laws (CCPA, VCDPA, and others) to access, correct, or delete personal data we hold. To exercise these rights, contact sales@atumcell.com.

Scope

This policy applies only to our website (atumcell.com) and online interactions. It does not cover information collected offline or through other channels.

Contact

Data controller: Atumcell Inc., 26 Stetson Street, Brookline, MA 02446, USA.
Privacy queries: v.depertis@atumcell.com