Data Handling Policy

Lifetime Oy - Data Classification and Storage Guidelines

Version: 1.1
Date: December 2025
Owner: Risto Anton Päärni, CEO
Compliance: GDPR, EU Data Act, NIS2, EU AI Act

1. Data Classification

🔴 CONFIDENTIAL (Highest security)

Definition: Business secrets, financial projections, partnership terms, personal data of partners/customers, unreleased product plans.

Examples:

Storage requirements:

🟡 INTERNAL (Medium security)

Definition: Non-sensitive business data, internal processes, non-confidential technical documentation.

Examples:

Storage requirements:

🟢 PUBLIC (No restrictions)

Definition: Marketing materials, open source code, public announcements.

Examples:

Storage requirements:

2. AI Tools Usage Policy

Cloud AI Tools (Claude Code, GitHub Copilot, Gemini)

🔴 CONFIDENTIAL data:

🟡 INTERNAL data:

🟢 PUBLIC data:

Approved AI Tools by Classification

AI Tool CONFIDENTIAL INTERNAL PUBLIC
Claude Code (Anthropic) ❌ Never ⚠️ Sanitized only ✅ Yes
GitHub Copilot (Microsoft/OpenAI) ❌ Never ⚠️ Sanitized only ✅ Yes
Google Gemini (Google) ❌ Never ⚠️ Sanitized only ✅ Yes
Ollama + Mistral Nemo (local) ✅ Yes (offline, GDPR compliant) ✅ Yes ✅ Yes
Ollama + Gemma 3 (local) ⚠️ Fast processing only ✅ Yes ✅ Yes
Groq Llama 3.1 70B (production) ⚠️ EU data residency (europe-north1) ✅ Yes ✅ Yes

3. Storage Locations by Classification

Primary Storage (Active work)

Classification Primary Storage Backup Sharing
CONFIDENTIAL Encrypted local database (Admin/Data/confidential.db) Proton Drive (E2EE) + Offline USB (AES-256) Password-protected Proton links
INTERNAL M365 SharePoint (E3+) or Google Docs (EU region) Proton Drive SharePoint permissions
PUBLIC GitHub public repos N/A Public URLs

Long-term Archival

Classification Archive Location Retention Period Encryption
CONFIDENTIAL Proton Drive + Encrypted local database 7 years (GDPR) Zero-knowledge E2EE + SQLCipher
INTERNAL M365 Archive 3 years Microsoft-managed
PUBLIC GitHub Indefinite None required

4. Data Sharing Guidelines

Sharing CONFIDENTIAL Data with Partners

✅ APPROVED methods:

  1. Proton Drive password-protected link:
    • Create link in Proton Drive
    • Enable password protection
    • Send link via email, password via SMS
  2. Microsoft 365 E3+ (with EU Data Boundary):
    • Upload to SharePoint
    • Share with specific email addresses only
    • Set expiration date (30 days)
  3. Encrypted email (Proton Mail):
    • Use Proton Mail E2EE
    • Recipient must have Proton account OR use password-protected email
  4. Google Docs (EU data residency - europe-north1):
    • Only for document management
    • Ensure EU data residency enabled
    • Share with specific email addresses only

❌ FORBIDDEN methods:

5. EU Compliance Requirements

GDPR (General Data Protection Regulation)

Personal data in CONFIDENTIAL documents:

Requirements:

EU AI Act (Regulation 2024/1689)

DWS IQ 6 = Limited Risk AI system (Annex III: construction safety)

Requirements:

NIS2 Directive (EU 2022/2555)

Lifetime Oy = Essential entity (construction sector)

Requirements:

6. Incident Response

If CONFIDENTIAL Data Leaked to Cloud AI

Immediate actions (within 1 hour):

  1. Stop further exposure:
    • Do not continue session with AI tool
    • Close browser/application
  2. Request data deletion:
    • Anthropic (Claude): privacy@anthropic.com (GDPR Art. 17)
    • OpenAI (ChatGPT/Copilot): dsar@openai.com
    • Google (Gemini): https://support.google.com/policies/troubleshooter/9009584
  3. Notify affected parties:
    • Partners (if their data was exposed)
    • Customers (if GDPR personal data breach)
    • Finnish Data Protection Authority (if required by GDPR Art. 33)

Reporting timeline (GDPR):

7. Quick Reference

CONFIDENTIAL Data Workflow

  1. Store data:
    # Add to encrypted database
    .\Admin\scripts\add-partner-to-database.ps1 -Tier "Gold" -Company "Company Name"
  2. Backup to Proton Drive:
    .\Admin\scripts\sync-proton-drive.ps1
  3. Process with local AI:
    # Use Mistral Nemo for confidential data
    ollama run mistral-nemo -f Admin/Documents/Proposal.md
  4. NEVER:
    • ❌ Use cloud AI (Claude Code, Copilot, Gemini)
    • ❌ Create .md files with real data
    • ❌ Commit to git

Technology Partners (Public Information)

Allowed to mention (with logos):

Text to use:
"DWS IQ partners with the leading brands in the AI and Cloud Services. Upon request we can provide information about our partner deals and their current statuses."

8. Contact and Questions

Policy owner:

Report security incident:


Document history:
2025-12-13: v1.0 - Initial policy created
2025-12-XX: v1.1 - Updated with encrypted database requirements, Proton Drive, Google Docs EU, removed partner names
Next review: 2026-03-13 (quarterly)