KEEP YOUR CONVERSATIONS PRIVATE WITH TRUE END-TO-END ENCRYPTION

Professional Encryption for Calls & Messages

StealthTalk is a private messenger designed to meet high demands of business- and privacy-minded professionals.

Based on a patented SDNP protocol developed for professional use in telecommunications, StealthTalk bridges the gap between professional and consumer security solutions.

Key Features

  • Secure Voice Calls

    Make secure calls with exceptional voice quality, even with slow internet connection speeds based on TETRA over IP.

  • Secure Messages

    Exchange true end-to-end encrypted messages with all sensitive message data encryption and decryption taking place entirely on the user device.

  • Self-Destruct Messages

    Send confidential messages that are erased automatically after a selected period of time.

  • Stealth Mode

    Protected stealth environment for sensitive calls and messages that requires users to enter their password to preview messages or receive calls.

Privacy & Security

  • True End-to-End Encryption

    All communication within StealthTalk is always protected with true end-to-end encryption, powered by a patented SDNP protocol that uses ECC 512, AES 256 and SHA-3 512 as primitives.

  • Zero-Knowledge Proof

    StealthTalk knows nothing about the content of your messages or calls. User data is not collected or stored on StealthTalk servers and cannot be analyzed, sold or disclosed.

  • Professional Telecommunications Technology

    StealthTalk communication security is based on the patented, tried and field-tested SDNP protocol developed for and used in professional telecommunications.

Features

  • Wiretap protection

    Wiretap
    protection

  • Regulatory compliance

    Regulatory
    compliance

  • Encryption key control

    Encryption key
    control

  • Self-destruct timer

    Self-destruct
    timer

  • SDNP protocol

    SDNP
    protocol

  • Wiretap Identity verification

    Identity
    verification

  • On-device encryption

    On-device
    encryption

  • TETRA over IP calls

    TETRA over
    IP calls

  • Stealth mode

    Stealth
    mode

Lean more about Subscription Plans