Products: Encryption Technology - TopSec 703 / 703+
Multifunctionel Euro-ISDN-Encryption Solution
Increasing networking in business and private communication offer interesting attack points for listeners and agents, but also for criminals. The amount of illegal access to phone- and datanetworks growed dramatically in the last years.
But how to protect effectively against those illegal intruders?
TopSec 703 was build, to protect communication over Euro-ISDN lines and to avoid attacks. Below you will find a list for basic services which will be encrypted reliable:

- Voice
- Data
- Fax (Groupe 4)
- Videoconference
"Top Secret" encryption system for highest requirements
Connected with the TopSec 703 two participants can share information without any risk on the Euro-ISDN network: The only precondition is one system of the TopSec-Family on each endpoint. An encryption, based on a hybrid method ciphers both B-channels separately.
To ensure the highest security level, a combination based on an asymetric algorithem with 1024 bit for the handshake and a symetric algorithm with 128 bit to encrypt the data will be used.
When Encryption is enabled TopSec 703 will automatically create a new 128-bit-key on every connection. Therefore a random modus will choose one out of 1038 possible keys and after disconnecting the call, the key will be deleted immediately.
Bug-proof datatransmition by Plug and Play technology
To encrypt all messages, just connect the TopSec 703 between the terminal and the Euro-ISDN connector.
To encrypt a call or to transmit the messages unencrypted, the user just dial a prefix, which will be interpreted by the box. During the transmition the user just control the LED’s on the box, to ensure that the call is encrypted.
| Downloads: |
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Datasheet TopSec 703 as PDF-Document (deutsch) Datasheet TopSec 703+ as PDF-Document (deutsch) |




