The TopSec Mobile connects to a communications terminal equipment (predominately mobile phones) by means of Bluetooth®.

A TopSec Mobile allows encrypted communications with a suitable encryption device using almost any mobile phone with a Bluetooth® interface. This provides voice encryption services for the majority of the mobile phones from a variety of manufacturers.

The encryption system is point-to-point.

Non encrypted communications are imposible.

Encryption is based on a hybrid process for maximum security:

  • A asymmetrical algorithm for key agreement;
  • A symmetrical algorithm for encrypting confidential information.

    Benefits and key features:

  • Bluetooth® interface to connect to an end user communications terminal equipment;
  • TopSec Mobile works with almost every modern mobile phone;
  • TopSec Mobile security is independent of the mobile phone;
  • Cannot be identified by the mobile network provider;


  • Technical data