Posteo SMIME

Overview

Verschlüsseln, Entschlüsseln, Signieren und Verifizieren mit S/MIME im Posteo-Webmailer. Ihre Zertifikate bleiben auf Ihrem Gerät.

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Details

Version
0.4.4
Updated
April 20, 2026
Flag concern
Offered by
Posteo e.K.
Size
19.48MiB
Languages
4 languages
Developer
Posteo e.K.
Methfesselstraße 38 Berlin 10965 DE
Email
support@posteo.de
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

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