vc.proto

path agntcy/identity/core/v1alpha1/vc.proto

package agntcy.identity.core.v1alpha1

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Messages

BadgeClaims

BadgeClaims represents the content of a Badge VC defined [here] [here]: https://spec.identity.agntcy.org/docs/vc/intro/

Name	Type	Description
id	optional string	The ID as defined [here] [here]: https://www.w3.org/TR/vc-data-model/#credential-subject
badge	optional string	The content of the badge

CredentialContent

CredentialContent represents the content of a Verifiable Credential.

Name	Type	Description
content_type	optional CredentialContentType	Type specifies the type of the content of the credential.
content	optional google.protobuf.Struct	The content representation in JSON-LD format.

CredentialSchema

CredentialSchema represents the credentialSchema property of a Verifiable Credential. more information can be found [here] [here]: https://www.w3.org/TR/vc-data-model-2.0/#data-schemas

Name	Type	Description
type	optional string	Type specifies the type of the file
id	optional string	The URL identifying the schema file

CredentialStatus

CredentialStatus represents the credentialStatus property of a Verifiable Credential. more information can be found [here] [here]: https://www.w3.org/TR/vc-data-model-2.0/#status

Name	Type	Description
id	optional string	The URL identifying the schema file
type	optional string	Type specifies the type of the file
created_at	optional Time	The creation date and time of the status
purpose	optional CredentialStatusPurpose	The value of the purpose for the status entry

EnvelopedCredential

EnvelopedCredential represents a Credential enveloped in a specific format.

Name	Type	Description
envelope_type	optional CredentialEnvelopeType	EnvelopeType specifies the type of the envelope used to store the credential.
value	optional string	Value is the enveloped credential in the specified format.

Proof

A data integrity proof provides information about the proof mechanism, parameters required to verify that proof, and the proof value itself.

Name	Type	Description
type	optional string	The type of the proof
proof_purpose	optional string	The proof purpose
proof_value	optional string	The proof value

Time

Name	Type	Description

VerifiableCredential

DataModel represents the W3C Verifiable Credential Data Model defined [here] [here]: https://www.w3.org/TR/vc-data-model/

Name	Type	Description
context	repeated string	https://www.w3.org/TR/vc-data-model/#contexts
type	repeated string	https://www.w3.org/TR/vc-data-model/#dfn-type
issuer	optional string	https://www.w3.org/TR/vc-data-model/#issuer
content	optional google.protobuf.Struct	https://www.w3.org/TR/vc-data-model/#credential-subject
id	optional string	https://www.w3.org/TR/vc-data-model/#identifiers
issuance_date	optional string	https://www.w3.org/TR/vc-data-model/#issuance-date
expiration_date	optional string	https://www.w3.org/TR/vc-data-model/#expiration
credential_schema	repeated CredentialSchema	https://www.w3.org/TR/vc-data-model-2.0/#data-schemas
credential_status	repeated CredentialStatus	https://www.w3.org/TR/vc-data-model-2.0/#status
proof	optional Proof	https://w3id.org/security#proof

VerifiablePresentation

DataModel represents the W3C Verifiable Presentation Data Model defined [here] [here]: https://www.w3.org/TR/vc-data-model/

Name	Type	Description
context	repeated string	https://www.w3.org/TR/vc-data-model/#contexts
type	repeated string	https://www.w3.org/TR/vc-data-model/#dfn-type
verifiable_credential	repeated VerifiableCredential	https://www.w3.org/2018/credentials#verifiableCredential
proof	optional Proof	https://w3id.org/security#proof

VerificationResult

The result returned from the verification process defined [here] [here]: https://www.w3.org/TR/vc-data-model-2.0/#verification

Name	Type	Description
status	optional bool	A boolean status
document	optional VerifiableCredential	A conforming document which represents the Verifiable Credential
media_type	optional string	The media type of the Verifiable Credential (ex: application/vc)
controller	optional string	The controller of the verification method associated with the securing mechanism, usually it represents the issuer.
controlled_identifier_document	optional string	A controlled identifier document that is associated with the verification method used to verify the securing mechanism (i,e the DID)
warnings	repeated ErrorInfo	A list represents zero or more warnings generated by the verification process
errors	repeated ErrorInfo	A list represents zero or more errors generated by the verification process

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Enums

CredentialContentType

The content of the Credential. Multiple content types can be supported: AgentBadge, etc.

Name	Number	Description
CREDENTIAL_CONTENT_TYPE_UNSPECIFIED	0	Unspecified Content Type.
CREDENTIAL_CONTENT_TYPE_AGENT_BADGE	1	AgentBadge Content Type. The Agent content representation following a defined schema OASF: https://schema.oasf.agntcy.org/schema/objects/agent Google A2A: https://github.com/google/A2A/blob/main/specification/json/a2a.json
CREDENTIAL_CONTENT_TYPE_MCP_BADGE	2	McpBadge Content Type. The MCP content representation following a defined schema The schema is defined in the MCP specification as the MCPServer type

CredentialEnvelopeType

The Envelope Type of the Credential. Multiple envelope types can be supported: Embedded Proof, JOSE, COSE etc.

Name	Number	Description
CREDENTIAL_ENVELOPE_TYPE_UNSPECIFIED	0	Unspecified Envelope Type.
CREDENTIAL_ENVELOPE_TYPE_EMBEDDED_PROOF	1	Embedded Proof Envelope Type.
CREDENTIAL_ENVELOPE_TYPE_JOSE	2	JOSE Envelope Type.

CredentialStatusPurpose

The purpose of the status entry

Name	Number	Description
CREDENTIAL_STATUS_PURPOSE_UNSPECIFIED	0	Unspecified status purpose
CREDENTIAL_STATUS_PURPOSE_REVOCATION	1	Used to cancel the validity of a verifiable credential. This status is not reversible.

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