Contact tracing by SMS with eCall

Record the contact data of your guests as part of your COVID-19 protection concept. Without app or other programs.

Sending mTANs for 2-factor authentication by SMS and voice to cellphones

The current password “hit parade” lists *123456*, *password* and *12345678* at the top…

Use two-factor authentication to protect important Internet access points and logins from unauthorized access and hacking. The simplest form of two-factor authentication is to send transaction numbers (TANs) in the form of SMS text messages or voice messages. Today, everyone carries their cellphone with them at all times.

Standing out from the competition 

Our Targeted SMS Routing function sets us apart from our competitors. 

Download your eCall mTAN Product Flyer

Find out more about sending mTANs via SMS for a two-factor authentication with eCall in our product flyer.

Das Bild für den mTAn Versand per SMS zeigt ein Mobiltelefon mit einem blauen Bildschirm auf dem vier weisse Sternchen nebeneinander zu sehen sind

Interfaces and connections to global providers 

Straightforward connection to all main SMS APIs and to providers of 2-factor authentication: RSA SecurID Appliance, SMS Passcode via WebService and SafeNet via HTTPS interface.

mTAN as text-to-speech

eCall exclusively offers a combination of mTAN text-to-speech messaging with “High Privacy“ security option: Our system “reads” the security code to the recipient. After processing, all content is overwritten and cannot be acoustically or visually reconstructed. This feature is an ideal addition for situations involving confidential or critical content. 

Das Symbol zeigt ein Schema mit verschiedenen Linien und Kreisen, welche die Funktionen des Routingfinders darstellen

Standing out from the competition

Our Targeted SMS Routing function sets us apart from our competitors. eCall supports numerous SMS providers with various roaming partners. Routes can be optimized based on the destination number and selection of providers. This ensures consistent high quality in national and international traffic.

Special tool: SMS Routing Finder

The tool enables you to send your SMS messages to their recipients’ cellphones using your own selected routes–– even messages destined for regions with less widespread coverage. Routing Finder sends text messages to your cellphone along various routes, with a dedicated security code as ID for each message. You receive a message and security code from every functioning route. Simply enter the security code in the tool to confirm your choice of route.


  • High availability based on redundant infrastructure
  • Easy operation––users need only a cellphone
  • Top transmission quality thanks to targeted SMS routing
  • No additional costs for apps or hardware (token)
  • Own SMS sender
  • Direct connection to top Swiss providers

Find out more about using mTANs with eCall

Our references:

Der Banner zeigt die Firmenlogos von Sanitas, Open Systems und Novartis. Diese Unternehmen benutzen die eCall mTAN Lösung zur Zwei-Faktorauthorisierung

Applications for mTAN procedure

SMS TANs can be used wherever sensitive data are involved in online environments, e.g. eBanking, access to online portals or logins for many types of account requiring access to sensitive data.

Would you like to know how our customers use this solution in practice?

Our price models

Find out more about our prices or discuss a custom contract with us.

We are looking forward to your contact request

Please send us a message


+41 44 787 30 70



+41 44 787 30 71