Suomi.fi for Service Developers
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Sending electronic messages

Sending electronic messages is the key functionality of Suomi.fi Messages. Your organization can use electronic messages and their features only if the message is delivered to an electronic mailbox that is in use. In other cases, the message will be delivered by paper mail, the features of which are presented in greater detail in the Sending paper mail section.

The functionalities related to sending electronic messages are described in more detail on the subpages of this page. These functionalities are:
formatting the header and content of a message and adding attachments
managing notifications for delivered messages
electronic deliveries of verifiable services
maintaining the integrity of electronic signatures in sent attachments.


Updated: 13/8/2025

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