CSD 3324SP Secure Telephone and Fax Encryptor
The CSD 3324SP
Secure Telephone and Fax Encryptor protects voice and fax calls using Advanced Encryption Standard (AES)
encryption engines powered by 256-bit session keys.
A 9,600 bits/s MPLP vocoder provides excellent recovered voice quality with automatic fallback to 4,800 bits/s for poor quality lines.
Features
- auto-answering/auto-sensing two-wire Group III facsimile encryption
- password-restricted access to secure fax and voice communication modes
- Physical Token access control
- menu-based set up
The CSD 3324SP Secure Telephone and Fax Encryptor evolved directly from TCC's CSD 3324E and CSD 3324SE secure telephone products - both of which are symmetric, or 'secret' key-based.
Specifications
| Stored phone numbers: | 20 names and phone numbers last number redial feature |
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| Auto-answer/fax sense: | user-configurable number of rings
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| Display and keypad: | 2 lines × 16 characters LCD display 20 push-button keypad 12 button standard telephone keypad 8 function key buttons |
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| Security features: | secure mode password menu access password protection conference access protection: SmartModule user token enables operation with STB and is used along with a conference access PIN |
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| Power: | 100-240 V AC, 50/60 Hz, 9.5 W (nom) auxiliary DC power, primary or as backup to AC, 10-30 V DC 7 W (nom) |
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| Physical Dimensions: | Height: 10.3 cm Width: 31.3 cm Depth: 27.2 cm Weight: 2.32 kg unpacked |
Cryptographic
Public Key management: Diffie-Hellman (D-H) Public Key negotiated session keys and Initialization Vectors (IVs); 1,024-bit D-H modulus; six authentication characters used to prevent `man-in-the-middle' attacks.
Key generator: AES 256-bit session keys; dual AES key generators, full-duplex and unique IVs
Quality
TCC is dedicated to quality products and services. TCC is ISO 9001 certified. ISO 9001, granted to TCC by TUV, is the most stringent standard available for total quality systems in design/development, production, installation and servicing.

