The 3 Levels of eIDAS Electronic Signatures
A clear visual to understand at a glance the three levels set out by the eIDAS European regulation: simple (SES), advanced (AES) and qualified (QES) signatures. Use it in your presentations, articles or training — the asset is free to share with attribution.
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Summary of the 3 Levels
Text summary for search engines and screen readers. For each level, see the detailed eIDAS guide.
- Authentication
- Email + click ("I sign")
- Use Cases
- Quotes, internal orders, acknowledgements
- Proof Level
- Adequate · eIDAS Valid
- Example
- A quote, an internal agreement
- Authentication
- OTP SMS/email + verified email
- Use Cases
- Employment contracts, NDAs, commercial leases, binding contracts
- Proof Level
- High · eIDAS Valid
- Example
- An employment contract
- Authentication
- QTSP certificate + secure device
- Use Cases
- Notarial acts, public tenders
- Proof Level
- Maximum · equivalent to handwritten within the EU
- Example
- A notarial deed
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