DGCSignatureVerifier (EU Digital Covid Certificate - Issuance and Validation - 1.0.2)

All Known Implementing Classes:

DefaultDGCSignatureVerifier
```
public interface DGCSignatureVerifier
```
An interface for a DCC signature verifier.

Author:

Martin Lindström (martin@idsec.se), Henrik Bengtsson (extern.henrik.bengtsson@digg.se), Henric Norlander (extern.henric.norlander@digg.se)

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class DGCSignatureVerifier.Result
Represents the successful result of a HCERT signature verification.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`DGCSignatureVerifier.Result`	`verify(byte[] signedCwt, CertificateProvider certificateProvider)`	Verifies the signature and validity of the supplied signed DCC.

- Method Detail
  - verify
```
DGCSignatureVerifier.Result verify(byte[] signedCwt,
                                   CertificateProvider certificateProvider)
                            throws SignatureException,
                                   CertificateExpiredException
```
    Verifies the signature and validity of the supplied signed DCC.
    Note: This method only checks the signature and the validity of the DCC. Any other checks must be done after this method has completed successfully.
    
    Parameters:
    
    signedCwt - the signed CWT holding the DCC
    
    certificateProvider - the provider that is used to find the certificate(s) to use when validating the signature
    
    Returns:
    
    if signature verification a Result object containing the DCC payload along with its metadata is returned
    
    Throws:
    
    SignatureException - for signature validation errors
    
    CertificateExpiredException - if the DCC has expired