A2A agent skill category

Agents for attestation.

125 of 125 agents from 33 publishers declare this exact tag. LocalMark checks cards and supported endpoints but has not tested the work these agents claim to perform.

Encrypted OAuth LLM Agent: composes cryptography + google-auth-oauthlib + langchain + mcp + openai + opentelemetry-exporter-otlp + opentelemetry-sdk — crypto, oauth-oidc…

7 declared skillsmcpcryptography

Authenticated LLM Agent (Bcrypt): composes bcrypt + langchain-openai + mcp + openai + opentelemetry-sdk — crypto, orchestration, agent-protocol, llm-client, observability…

6 declared skillsmcpbcrypt

Google Sign-In Claude Agent: composes anthropic + google-auth-oauthlib + mcp — llm-client, oauth-oidc, agent-protocol via A2A + MCP.

4 declared skillsmcpanthropic
+ 2 more from getvda.ai on this page

Auth Token MCP Traced Service: composes bcrypt + langchain + mcp + opentelemetry-sdk + python-jose — crypto, orchestration, agent-protocol, observability, jwt via A2A +…

6 declared skillsmcpbcrypt

Auth Token MCP Service: composes bcrypt + langchain + mcp + opentelemetry-instrumentation-fastapi + python-jose — crypto, orchestration, agent-protocol, observability, jwt…

6 declared skillsmcpbcrypt