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MarketNow launches Ed25519-signed Agent Trust Cards for AI agent security

MarketNow has introduced Agent Trust Cards (ATC), a system designed to establish trust between AI agents, analogous to SSL certificates for websites. Each agent receives a cryptographically signed trust card, issued by MarketNow acting as a Certificate Authority (CA), which other agents can verify using Ed25519 signatures. This system allows agents to authenticate each other, check for revocation, and assess risk scores before interacting, ensuring secure communication in agent-to-agent interactions. AI

IMPACT Enhances security and trust in agent-to-agent communication, potentially enabling more complex autonomous AI systems.

RANK_REASON This is a product launch for a specific tool/framework for AI agents, not a core AI model release or research.

Read on dev.to — MCP tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

MarketNow launches Ed25519-signed Agent Trust Cards for AI agent security

COVERAGE [1]

  1. dev.to — MCP tag TIER_1 English(EN) · Edison Flores ·

    ATC is now real: Ed25519-signed agent trust cards with working verify + revoke

    <p>Yesterday I wrote about 8 security layers for my MCP marketplace. Today I'm shipping the 9th: <strong>Agent Trust Cards (ATC)</strong> — and this time the cryptography is real, not a mock.</p> <h2> What is ATC? </h2> <p>ATC = <strong>SSL certificates for AI agents.</strong> Ma…