Where are the servers located?

Threema GmbH runs its own servers in an a high-security data center of an “ISO 27001”-certified colocation partner in Zurich. 

The state-of-the-art data center includes biometric access control, full-height turnstiles, video surveillance, emergency power systems, fire protection, fail-safe air-conditioning, and a fully redundant Internet connection.

In addition, Threema disposes of a second hosting site at a separate location used for the defense of DDoS attacks and the bridging of network failures.

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