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Certified emails

Timestamped, verifiable emails

Sealway proves the existence and integrity of your emails (body, headers, attachments). Sealway does not provide read receipts.

What is timestamped

The full message content (body, key headers and attachments) is hashed and the fingerprint is timestamped by an eIDAS-qualified provider.

What is not guaranteed

Sealway does not guarantee read by recipient or effective delivery. Registered electronic mail solutions exist for delivery and are complementary.

Use cases

Formal notice, contract termination, transmission of contractual evidence, sensitive exchanges with a supplier or client.

File export

You receive a PDF summarising the timestamped email and a token verifiable independently.

Ready to build your evidence?

Join the waitlist: we will let you know as soon as Sealway is available.

By signing up, you agree to be contacted by Sealway about the launch. No sharing with third parties.