Secure Phone & Fax


Secure Communications with Voice, Text and Fax Encryption

Secure Phone, Text and Fax Encryption Network Solutions

On the go or in the office, TCC's secure telephone portfolio secures voice communications over wireless and PSTN channels. Our secure fax devices also connect to any Group 3 fax machine. Securing communications is an essential part of a cybersecurity strategy.


  • Government-level security
  • Ease of use
  • Wireless over GSM or Internet
  • VoIP, digital and analog
  • Commander’s conferencing
  • Excellent voice quality
  • Supports Group 3 fax machines

Network Encryption & Secure Communications

TCC's broad secure communications network encryption portfolio, coupled with our custom design, development and services offerings, provides solutions to meet broad secure communications and voice, data and video network encryption requirements from military, all levels of government and public safety, to industrial and corporate enterprise applications.

Secure Mobile Phone with Full-Circle Protection

CryptoPhone Secure Mobile Phone – Provides end-to-end encryption and anonymous communications of mobile voice and text you can trust.

CryptoPhone Secure Mobile Phone for Encrypted Voice and Text

CryptoPhone mobile phone security for encrypted voice and text worldwide.

Secure Telephone and Fax Encryption Highlights
CSD 3324 SP Secure Telephone and Fax Encryption Device

CSD 3324 SP secure voice/fax has AES-256 and public key.

CSD 3324 SP Telephone/Fax Encryption System – Offers AES-256 bit and public key, combining simplicity with government-level security. It interoperates with the CSD 3324 SPF Fax Encryption device, which connects to any Group 3 fax machine.

HSE 6000 Secure Telephone Attachment – Connects to your corded handset phone operating over VoIP, digital and analog networks. It also enables secure radio-to-telephone commander's conferencing.

CSD 3324 SE Telephone/Fax/Data Encryption System – Is designed to maintain exceptional voice quality in harsh environments, and is compatible with our DSP 9000 radio encryptor.

HSE 6000 Secure Telephone and Telephone to Radio Encrypted Voice

HSE 6000 headset radio encryptor enables secure commander’s conferencing.

Learn More: Products & Solutions Selector

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Cipher One

CipherONE® Optimized Network Encryption

Our solutions meet TCC's CipherONE Optimized Network Encryption best-in-class criteria for maximum cryptographic strength, and are optimized for performance and ease of use for our customers.

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