Atsign
Atsign is a cryptographic identity and secure communications platform built around the atProtocol, with keys generated at the edge and encrypted data exchanged only between authorized Atsigns. In the Encryption & Key Management scope, its main value is non-custodial, peer-to-peer key handling: private keys stay on sender and receiver devices, and the infrastructure operator cannot decrypt customer data. It is best suited for IoT, distributed systems, and agentic AI teams that want end-to-end encrypted messaging without centralized key custody or exposed inbound ports. Atsign also offers adjacent secure remote access tooling, but the core security model is protocol-level encryption.
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The Picari read
Atsign provides protocol-level encryption and non-custodial key handling for devices, services, and people using Atsigns and atServers. Its differentiator is that private keys stay on the endpoints, so the infrastructure layer cannot decrypt customer data. It fits IoT, distributed applications, and agentic AI teams that need encrypted peer-to-peer exchange without centralized key custody.
- Organizations prioritizing decentralized, non-custodial key management and end-to-end encryption for IoT, distributed systems, and agentic AI.
- Securing IoT device communications
- Enabling end-to-end encrypted data exchange in distributed systems
- Protecting agentic AI platform communications
- Facilitating secure remote access without VPN complexities
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Atsign pricing and integrations
For Atsign integration and pricing details, ask Picari. Start a briefing with your question, such as whether it connects to your SIEM, identity provider and ticketing stack, or how it is priced at your seat count and data volume.
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Are you from Atsign? Verify this profileProfile last updated on 6 September 2026 by Picari.