{
 "url": "https://agenticweb.wiki/category/identify/",
 "title": "Identify protocols (step 2 of 9): 22 agentic web standards",
 "description": "Step 2 of 9, Identify: 22 agentic web standards including HTTP Message Signatures, SPIFFE, Web Bot Auth, Trusted Agent Protocol (TAP), each with sourced…",
 "markdown_url": "https://agenticweb.wiki/category/identify/index.md",
 "markdown": "Category 2 of 9\n\n# Identify Who is this agent? Who is this site?\n\nClassic-web analog: TLS certificate, WHOIS\n\nHow an agent proves who it is to a site, and how a site or another agent proves who it is back.\n\n22 records · 100% verified in the last 30 days\n\nMost adopted first: [HTTP Message Signatures](/protocols/http-message-signatures/), [SPIFFE (Secure Production Identity Framework for Everyone)](/protocols/spiffe/), [Web Bot Auth](/protocols/webbotauth/), [Trusted Agent Protocol (TAP)](/protocols/tap/), [ERC-8004: Trustless Agents](/protocols/erc-8004/). Full list below, alphabetical.\n\n- [Agent Identity Protocol (AIP)](/protocols/aip/) AIP\n\n- [Agent Name Service v2 (ANS)](/protocols/ans/) ANS\n\n- [AI Agent Authentication and Authorization](/protocols/aiagent-auth/)\n\n- [Anonymous Bot Authentication](/protocols/anonymous-bot-auth/) ABA\n\n- [ERC-8004: Trustless Agents](/protocols/erc-8004/) ERC-8004\n\n- [ERC-8126: AI Agent Verification](/protocols/erc-8126/) ERC-8126\n\n- [ID MANDAT: A Machine-Readable Credential for the Agents of a Company](/protocols/idmandat-credential/) ID MANDAT\n\n- [JAFAR: A JSON-Based Format for Publishing IP Ranges of Automated HTTP Clients](/protocols/jafar/) JAFAR\n\n- [KYA-OS (Know Your Agent Operating System)](/protocols/kya-os/) KYA-OS\n\n- [LWS 1.0 Authentication Suite: Self-signed Identity using Controlled Identifiers](/protocols/lws10-authn-ssi-cid/) LWS-SSI-CID\n\n- [Personal Agent Protocol](/protocols/personal-agent-protocol/) Poppy\n\n- [Security Principal and Verifier Binding for Agent Communication Protocols](/protocols/agent-principal-binding/)\n\n- [SPIFFE (Secure Production Identity Framework for Everyone)](/protocols/spiffe/) SPIFFE\n\n- [The Agent Identity Document: A Hosted, Accountable Public Record for AI Agents](/protocols/agent-identity-document/)\n\n- [Trusted Agent Protocol (TAP)](/protocols/tap/) TAP\n\n- [Workload Identity in Multi System Environments (WIMSE)](/protocols/wimse/) WIMSE [AI Identity Management System (AIMS)](/protocols/wimse-aims/)\n- [Workload Identity Metadata](/protocols/wimse-workload-identity-metadata/)\n\n- [x401: HTTP Proof Requirement Protocol](/protocols/x401/)\n\n- Web Bot Auth family [HTTP Message Signatures](/protocols/http-message-signatures/)\n- [Signature Agent Card (Web Bot Auth registry)](/protocols/web-bot-auth-signature-agent-card/)\n- [Web Bot Auth](/protocols/webbotauth/)\n\n## Terms\n- [HTTP Message Signatures](/terms/rfc-9421/)\n- [Know Your Agent](/terms/know-your-agent/)\n- [Signed agent](/terms/signed-agent/)\n- [Web Bot Auth](/terms/web-bot-auth/)\n- [Workload identity](/terms/workload-identity/)\n"
}