Examples with RSASigner io.jans.as.model.jws.RSASigner used on opensource projects

Example 26 with RSASigner

use of io.jans.as.model.jws.RSASigner in project jans by JanssenProject.

the class IndividualClaimsRequestsTest method requestClaimsIndividuallyRequestObjectSigningAlgRS512UserInfoSignedResponseAlgRS512.

@Parameters({ "userId", "userSecret", "redirectUris", "redirectUri", "sectorIdentifierUri", "RS512_keyId", "dnName", "keyStoreFile", "keyStoreSecret", "clientJwksUri" })
@Test
public void requestClaimsIndividuallyRequestObjectSigningAlgRS512UserInfoSignedResponseAlgRS512(final String userId, final String userSecret, final String redirectUris, final String redirectUri, final String sectorIdentifierUri, final String keyId, final String dnName, final String keyStoreFile, final String keyStoreSecret, final String clientJwksUri) throws Exception {
    showTitle("requestClaimsIndividuallyRequestObjectSigningAlgRS512UserInfoSignedResponseAlgRS512");
    List<ResponseType> responseTypes = Arrays.asList(ResponseType.TOKEN, ResponseType.ID_TOKEN);
    // 1. Register client
    RegisterRequest registerRequest = new RegisterRequest(ApplicationType.WEB, "jans test app", StringUtils.spaceSeparatedToList(redirectUris));
    registerRequest.setResponseTypes(responseTypes);
    registerRequest.setJwksUri(clientJwksUri);
    registerRequest.setSectorIdentifierUri(sectorIdentifierUri);
    registerRequest.setIdTokenSignedResponseAlg(SignatureAlgorithm.RS512);
    registerRequest.setRequestObjectSigningAlg(SignatureAlgorithm.RS512);
    registerRequest.setUserInfoSignedResponseAlg(SignatureAlgorithm.RS512);
    registerRequest.setClaims(Arrays.asList(JwtClaimName.NAME, JwtClaimName.NICKNAME, JwtClaimName.GIVEN_NAME, JwtClaimName.FAMILY_NAME, JwtClaimName.PICTURE, JwtClaimName.ZONEINFO, JwtClaimName.LOCALE, JwtClaimName.ADDRESS_STREET_ADDRESS, JwtClaimName.ADDRESS_LOCALITY, JwtClaimName.ADDRESS_REGION, JwtClaimName.ADDRESS_POSTAL_CODE, JwtClaimName.ADDRESS_COUNTRY));
    RegisterClient registerClient = new RegisterClient(registrationEndpoint);
    registerClient.setRequest(registerRequest);
    RegisterResponse registerResponse = registerClient.exec();
    showClient(registerClient);
    assertRegisterResponseOk(registerResponse, 201, true);
    String clientId = registerResponse.getClientId();
    // 2. Request authorization
    AuthCryptoProvider cryptoProvider = new AuthCryptoProvider(keyStoreFile, keyStoreSecret, dnName);
    List<String> scopes = Arrays.asList("openid", "clientinfo");
    String nonce = UUID.randomUUID().toString();
    String state = UUID.randomUUID().toString();
    AuthorizationRequest authorizationRequest = new AuthorizationRequest(responseTypes, clientId, scopes, redirectUri, nonce);
    authorizationRequest.setState(state);
    JwtAuthorizationRequest jwtAuthorizationRequest = new JwtAuthorizationRequest(authorizationRequest, SignatureAlgorithm.RS512, cryptoProvider);
    jwtAuthorizationRequest.setKeyId(keyId);
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.NAME, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.NICKNAME, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.GIVEN_NAME, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.FAMILY_NAME, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.EMAIL, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.EMAIL_VERIFIED, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.PICTURE, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.ZONEINFO, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.LOCALE, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.ADDRESS_STREET_ADDRESS, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.ADDRESS_LOCALITY, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.ADDRESS_REGION, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.ADDRESS_POSTAL_CODE, ClaimValue.createNull()));
    jwtAuthorizationRequest.addUserInfoClaim(new Claim(JwtClaimName.ADDRESS_COUNTRY, ClaimValue.createNull()));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.AUTHENTICATION_TIME, ClaimValue.createNull()));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.AUTHENTICATION_CONTEXT_CLASS_REFERENCE, ClaimValue.createValueList(new String[] { ACR_VALUE })));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.NAME, ClaimValue.createEssential(true)));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.NICKNAME, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.GIVEN_NAME, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.FAMILY_NAME, ClaimValue.createEssential(false)));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.EMAIL, ClaimValue.createNull()));
    jwtAuthorizationRequest.addIdTokenClaim(new Claim(JwtClaimName.EMAIL_VERIFIED, ClaimValue.createNull()));
    jwtAuthorizationRequest.getIdTokenMember().setMaxAge(86400);
    String authJwt = jwtAuthorizationRequest.getEncodedJwt();
    authorizationRequest.setRequest(authJwt);
    AuthorizationResponse authorizationResponse = authenticateResourceOwnerAndGrantAccess(authorizationEndpoint, authorizationRequest, userId, userSecret);
    assertAuthorizationResponse(authorizationResponse, responseTypes, true);
    String idToken = authorizationResponse.getIdToken();
    String accessToken = authorizationResponse.getAccessToken();
    // 3. Validate id_token
    Jwt jwt = Jwt.parse(idToken);
    assertJwtStandarClaimsNotNull(jwt, true);
    assertNotNull(jwt.getClaims().getClaimAsString(JwtClaimName.NAME));
    assertNotNull(jwt.getClaims().getClaimAsString(JwtClaimName.NICKNAME));
    assertNotNull(jwt.getClaims().getClaimAsString(JwtClaimName.GIVEN_NAME));
    assertNotNull(jwt.getClaims().getClaimAsString(JwtClaimName.FAMILY_NAME));
    assertNull(jwt.getClaims().getClaimAsString(JwtClaimName.EMAIL));
    assertNull(jwt.getClaims().getClaimAsString(JwtClaimName.EMAIL_VERIFIED));
    RSAPublicKey publicKey = JwkClient.getRSAPublicKey(jwksUri, jwt.getHeader().getClaimAsString(JwtHeaderName.KEY_ID));
    RSASigner rsaSigner = new RSASigner(SignatureAlgorithm.RS512, publicKey);
    assertTrue(rsaSigner.validate(jwt));
    // 4. Request user info
    UserInfoClient userInfoClient = new UserInfoClient(userInfoEndpoint);
    userInfoClient.setJwksUri(jwksUri);
    UserInfoResponse userInfoResponse = userInfoClient.execUserInfo(accessToken);
    showClient(userInfoClient);
    assertUserInfoBasicResponseOk(userInfoResponse, 200);
    assertUserInfoPersonalDataNotNull(userInfoResponse, false);
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.NICKNAME));
    assertNull(userInfoResponse.getClaim(JwtClaimName.EMAIL));
    assertNull(userInfoResponse.getClaim(JwtClaimName.EMAIL_VERIFIED));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.ADDRESS_STREET_ADDRESS));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.ADDRESS_LOCALITY));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.ADDRESS_REGION));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.ADDRESS_COUNTRY));
}

Example 27 with RSASigner

use of io.jans.as.model.jws.RSASigner in project jans by JanssenProject.

the class AuthorizeRestWebServiceHttpTest method requestAuthorizationTokenCodeIdTokenUserBasicAuth.

@Parameters({ "userId", "userSecret", "redirectUris", "redirectUri", "sectorIdentifierUri" })
@Test
public void requestAuthorizationTokenCodeIdTokenUserBasicAuth(final String userId, final String userSecret, final String redirectUris, final String redirectUri, final String sectorIdentifierUri) throws Exception {
    showTitle("requestAuthorizationTokenCodeIdTokenUserBasicAuth");
    List<ResponseType> responseTypes = Arrays.asList(ResponseType.TOKEN, ResponseType.CODE, ResponseType.ID_TOKEN);
    // 1. Register client
    RegisterRequest registerRequest = new RegisterRequest(ApplicationType.WEB, "jans test app", StringUtils.spaceSeparatedToList(redirectUris));
    registerRequest.setResponseTypes(responseTypes);
    registerRequest.setSectorIdentifierUri(sectorIdentifierUri);
    RegisterClient registerClient = new RegisterClient(registrationEndpoint);
    registerClient.setRequest(registerRequest);
    RegisterResponse registerResponse = registerClient.exec();
    showClient(registerClient);
    assertRegisterResponseOk(registerResponse, 201, true);
    String clientId = registerResponse.getClientId();
    String registrationAccessToken = registerResponse.getRegistrationAccessToken();
    String registrationClientUri = registerResponse.getRegistrationClientUri();
    // 2. Client read
    RegisterRequest readClientRequest = new RegisterRequest(registrationAccessToken);
    RegisterClient readClient = new RegisterClient(registrationClientUri);
    readClient.setRequest(readClientRequest);
    RegisterResponse readClientResponse = readClient.exec();
    showClient(readClient);
    assertRegisterResponseOk(readClientResponse, 200, false);
    assertRegisterResponseClaimsNotNull(readClientResponse, RESPONSE_TYPES, REDIRECT_URIS.APPLICATION_TYPE, CLIENT_NAME, ID_TOKEN_SIGNED_RESPONSE_ALG, SCOPE);
    // 3. Request authorization
    List<String> scopes = Arrays.asList("openid", "profile", "address", "email");
    String nonce = UUID.randomUUID().toString();
    String state = UUID.randomUUID().toString();
    AuthorizationRequest authorizationRequest = new AuthorizationRequest(responseTypes, clientId, scopes, redirectUri, nonce);
    authorizationRequest.setState(state);
    AuthorizationResponse authorizationResponse = authenticateResourceOwnerAndGrantAccess(authorizationEndpoint, authorizationRequest, userId, userSecret);
    assertNotNull(authorizationResponse.getLocation(), "The location is null");
    assertNotNull(authorizationResponse.getAccessToken(), "The accessToken is null");
    assertNotNull(authorizationResponse.getTokenType(), "The tokenType is null");
    assertNotNull(authorizationResponse.getCode(), "The code is null");
    assertNotNull(authorizationResponse.getIdToken(), "The idToken is null");
    assertNotNull(authorizationResponse.getState(), "The state is null");
    String code = authorizationResponse.getCode();
    String accessToken = authorizationResponse.getAccessToken();
    String idToken = authorizationResponse.getIdToken();
    // 4. Validate access_token and id_token
    Jwt jwt = Jwt.parse(idToken);
    assertIdToken(jwt, JwtClaimName.CODE_HASH, JwtClaimName.ACCESS_TOKEN_HASH);
    RSAPublicKey publicKey = JwkClient.getRSAPublicKey(jwksUri, jwt.getHeader().getClaimAsString(JwtHeaderName.KEY_ID));
    RSASigner rsaSigner = new RSASigner(SignatureAlgorithm.RS256, publicKey);
    assertTrue(rsaSigner.validate(jwt));
    assertTrue(rsaSigner.validateAuthorizationCode(code, jwt));
    assertTrue(rsaSigner.validateAccessToken(accessToken, jwt));
}

Example 28 with RSASigner

use of io.jans.as.model.jws.RSASigner in project jans by JanssenProject.

the class AuthorizeRestWebServiceHttpTest method requestAuthorizationCodeIdToken.

@Parameters({ "userId", "userSecret", "redirectUris", "redirectUri", "sectorIdentifierUri" })
@Test
public void requestAuthorizationCodeIdToken(final String userId, final String userSecret, final String redirectUris, final String redirectUri, final String sectorIdentifierUri) throws Exception {
    showTitle("requestAuthorizationCodeIdToken");
    List<ResponseType> responseTypes = Arrays.asList(ResponseType.CODE, ResponseType.ID_TOKEN);
    // 1. Register client
    RegisterRequest registerRequest = new RegisterRequest(ApplicationType.WEB, "jans test app", StringUtils.spaceSeparatedToList(redirectUris));
    registerRequest.setResponseTypes(responseTypes);
    registerRequest.setSectorIdentifierUri(sectorIdentifierUri);
    RegisterClient registerClient = new RegisterClient(registrationEndpoint);
    registerClient.setRequest(registerRequest);
    RegisterResponse registerResponse = registerClient.exec();
    showClient(registerClient);
    assertRegisterResponseOk(registerResponse, 201, true);
    String clientId = registerResponse.getClientId();
    String registrationAccessToken = registerResponse.getRegistrationAccessToken();
    String registrationClientUri = registerResponse.getRegistrationClientUri();
    // 2. Client read
    RegisterRequest readClientRequest = new RegisterRequest(registrationAccessToken);
    RegisterClient readClient = new RegisterClient(registrationClientUri);
    readClient.setRequest(readClientRequest);
    RegisterResponse readClientResponse = readClient.exec();
    showClient(readClient);
    assertRegisterResponseOk(readClientResponse, 200, false);
    assertRegisterResponseClaimsNotNull(readClientResponse, RESPONSE_TYPES, REDIRECT_URIS.APPLICATION_TYPE, CLIENT_NAME, ID_TOKEN_SIGNED_RESPONSE_ALG, SCOPE);
    // 3. Request authorization
    List<String> scopes = Arrays.asList("openid", "profile", "address", "email");
    String state = UUID.randomUUID().toString();
    String nonce = UUID.randomUUID().toString();
    AuthorizationRequest authorizationRequest = new AuthorizationRequest(responseTypes, clientId, scopes, redirectUri, nonce);
    authorizationRequest.setState(state);
    AuthorizationResponse authorizationResponse = authenticateResourceOwnerAndGrantAccess(authorizationEndpoint, authorizationRequest, userId, userSecret);
    assertNotNull(authorizationResponse.getLocation(), "The location is null");
    assertNotNull(authorizationResponse.getCode(), "The code is null");
    assertNotNull(authorizationResponse.getIdToken(), "The idToken is null");
    assertNotNull(authorizationResponse.getState(), "The state is null");
    String code = authorizationResponse.getCode();
    String idToken = authorizationResponse.getIdToken();
    // 4. Validate code and id_token
    Jwt jwt = Jwt.parse(idToken);
    assertIdToken(jwt, JwtClaimName.CODE_HASH);
    RSAPublicKey publicKey = JwkClient.getRSAPublicKey(jwksUri, jwt.getHeader().getClaimAsString(JwtHeaderName.KEY_ID));
    RSASigner rsaSigner = new RSASigner(SignatureAlgorithm.RS256, publicKey);
    assertTrue(rsaSigner.validate(jwt));
    assertTrue(rsaSigner.validateAuthorizationCode(code, jwt));
}

Example 29 with RSASigner

use of io.jans.as.model.jws.RSASigner in project jans by JanssenProject.

the class ClientSecretBasicTest method authorizationCodeFlow.

@Parameters({ "userId", "userSecret", "redirectUris", "redirectUri", "sectorIdentifierUri" })
@Test
public void authorizationCodeFlow(final String userId, final String userSecret, final String redirectUris, final String redirectUri, final String sectorIdentifierUri) throws Exception {
    showTitle("authorizationCodeFlow");
    List<ResponseType> responseTypes = Arrays.asList(ResponseType.CODE, ResponseType.ID_TOKEN);
    List<String> scopes = Arrays.asList("openid", "profile", "address", "email", "phone", "user_name");
    // 1. Register client
    RegisterRequest registerRequest = new RegisterRequest(ApplicationType.WEB, "jans test app", StringUtils.spaceSeparatedToList(redirectUris));
    registerRequest.setResponseTypes(responseTypes);
    registerRequest.setScope(scopes);
    registerRequest.setSubjectType(SubjectType.PAIRWISE);
    registerRequest.setSectorIdentifierUri(sectorIdentifierUri);
    RegisterClient registerClient = new RegisterClient(registrationEndpoint);
    registerClient.setRequest(registerRequest);
    RegisterResponse registerResponse = registerClient.exec();
    showClient(registerClient);
    assertRegisterResponseOk(registerResponse, 201, true);
    String clientId = registerResponse.getClientId();
    String clientSecret = registerResponse.getClientSecret();
    // 2. Request authorization and receive the authorization code.
    String nonce = UUID.randomUUID().toString();
    String state = UUID.randomUUID().toString();
    AuthorizationRequest authorizationRequest = new AuthorizationRequest(responseTypes, clientId, scopes, redirectUri, nonce);
    authorizationRequest.setState(state);
    AuthorizationResponse authorizationResponse = authenticateResourceOwnerAndGrantAccess(authorizationEndpoint, authorizationRequest, userId, userSecret);
    assertAuthorizationResponse(authorizationResponse, true);
    String scope = authorizationResponse.getScope();
    String authorizationCode = authorizationResponse.getCode();
    String idToken = authorizationResponse.getIdToken();
    // 3. Request access token using the authorization code.
    TokenRequest tokenRequest = new TokenRequest(GrantType.AUTHORIZATION_CODE);
    tokenRequest.setCode(authorizationCode);
    tokenRequest.setRedirectUri(redirectUri);
    tokenRequest.setAuthUsername(clientId);
    tokenRequest.setAuthPassword(clientSecret);
    tokenRequest.setAuthenticationMethod(AuthenticationMethod.CLIENT_SECRET_BASIC);
    String expectedEncodedCredentials = Base64.encodeBase64String(Util.getBytes(URLEncoder.encode(clientId, Util.UTF8_STRING_ENCODING) + ":" + URLEncoder.encode(clientSecret, Util.UTF8_STRING_ENCODING)));
    assertEquals(tokenRequest.getEncodedCredentials(), expectedEncodedCredentials);
    TokenClient tokenClient1 = new TokenClient(tokenEndpoint);
    tokenClient1.setRequest(tokenRequest);
    TokenResponse tokenResponse1 = tokenClient1.exec();
    showClient(tokenClient1);
    assertTokenResponseOk(tokenResponse1, true, false);
    String refreshToken = tokenResponse1.getRefreshToken();
    // 4. Validate id_token
    Jwt jwt = Jwt.parse(idToken);
    assertJwtStandarClaimsNotNull(jwt, false);
    assertNotNull(jwt.getClaims().getClaimAsString(JwtClaimName.CODE_HASH));
    assertNotNull(jwt.getClaims().getClaimAsString(JwtClaimName.OX_OPENID_CONNECT_VERSION));
    RSAPublicKey publicKey = JwkClient.getRSAPublicKey(jwksUri, jwt.getHeader().getClaimAsString(JwtHeaderName.KEY_ID));
    RSASigner rsaSigner = new RSASigner(SignatureAlgorithm.RS256, publicKey);
    assertTrue(rsaSigner.validate(jwt));
    // 5. Request new access token using the refresh token.
    TokenClient tokenClient2 = new TokenClient(tokenEndpoint);
    TokenResponse tokenResponse2 = tokenClient2.execRefreshToken(scope, refreshToken, clientId, clientSecret);
    showClient(tokenClient2);
    assertTokenResponseOk(tokenResponse2, true, false);
    assertNotNull(tokenResponse2.getScope(), "The scope is null");
    String accessToken = tokenResponse2.getAccessToken();
    // 6. Request user info
    UserInfoClient userInfoClient = new UserInfoClient(userInfoEndpoint);
    UserInfoResponse userInfoResponse = userInfoClient.execUserInfo(accessToken);
    showClient(userInfoClient);
    assertUserInfoBasicMinimumResponseOk(userInfoResponse, 200);
    assertUserInfoPersonalDataNotNull(userInfoResponse);
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.EMAIL));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.EMAIL_VERIFIED));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.PHONE_NUMBER_VERIFIED));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.ADDRESS));
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.USER_NAME));
    assertNull(userInfoResponse.getClaim("org_name"));
    assertNull(userInfoResponse.getClaim("work_phone"));
}

Example 30 with RSASigner

use of io.jans.as.model.jws.RSASigner in project jans by JanssenProject.

the class MultivaluedClaims method authorizationRequestWithMultivaluedClaimPS384.

@Parameters({ "userId", "userSecret", "redirectUri", "redirectUris", "sectorIdentifierUri" })
@Test
public void authorizationRequestWithMultivaluedClaimPS384(final String userId, final String userSecret, final String redirectUri, final String redirectUris, final String sectorIdentifierUri) throws Exception {
    showTitle("authorizationRequestWithMultivaluedClaimPS384");
    List<ResponseType> responseTypes = Arrays.asList(ResponseType.TOKEN, ResponseType.ID_TOKEN);
    // 1. Register client
    RegisterRequest registerRequest = new RegisterRequest(ApplicationType.WEB, "jans test app", StringUtils.spaceSeparatedToList(redirectUris));
    registerRequest.setResponseTypes(responseTypes);
    registerRequest.setSectorIdentifierUri(sectorIdentifierUri);
    registerRequest.setUserInfoSignedResponseAlg(SignatureAlgorithm.PS384);
    registerRequest.setIdTokenSignedResponseAlg(SignatureAlgorithm.PS384);
    registerRequest.addCustomAttribute("jansInclClaimsInIdTkn", "true");
    RegisterClient registerClient = new RegisterClient(registrationEndpoint);
    registerClient.setRequest(registerRequest);
    RegisterResponse registerResponse = registerClient.exec();
    showClient(registerClient);
    assertRegisterResponseOk(registerResponse, 201, true);
    String clientId = registerResponse.getClientId();
    // 2. Request authorization
    List<String> scopes = Arrays.asList("openid", "test");
    String nonce = UUID.randomUUID().toString();
    String state = UUID.randomUUID().toString();
    AuthorizationRequest authorizationRequest = new AuthorizationRequest(responseTypes, clientId, scopes, redirectUri, nonce);
    authorizationRequest.setState(state);
    AuthorizeClient authorizeClient = new AuthorizeClient(authorizationEndpoint);
    authorizeClient.setRequest(authorizationRequest);
    AuthorizationResponse authorizationResponse = authenticateResourceOwnerAndGrantAccess(authorizationEndpoint, authorizationRequest, userId, userSecret);
    assertAuthorizationResponse(authorizationResponse, responseTypes, true);
    String idToken = authorizationResponse.getIdToken();
    String accessToken = authorizationResponse.getAccessToken();
    // 3. Validate id_token
    Jwt jwt = Jwt.parse(idToken);
    assertJwtStandarClaimsNotNull(jwt, true);
    assertNotNull(jwt.getClaims().getClaimAsStringList("member_of"));
    assertTrue(jwt.getClaims().getClaimAsStringList("member_of").size() > 1);
    RSAPublicKey publicKey = JwkClient.getRSAPublicKey(jwksUri, jwt.getHeader().getClaimAsString(JwtHeaderName.KEY_ID));
    RSASigner rsaSigner = new RSASigner(SignatureAlgorithm.PS384, publicKey);
    assertTrue(rsaSigner.validate(jwt));
    // 4. Request user info
    UserInfoRequest userInfoRequest = new UserInfoRequest(accessToken);
    UserInfoClient userInfoClient = new UserInfoClient(userInfoEndpoint);
    userInfoClient.setRequest(userInfoRequest);
    userInfoClient.setJwksUri(jwksUri);
    UserInfoResponse userInfoResponse = userInfoClient.exec();
    showClient(userInfoClient);
    assertEquals(userInfoResponse.getStatus(), 200, "Unexpected response code: " + userInfoResponse.getStatus());
    assertNotNull(userInfoResponse.getClaim(JwtClaimName.SUBJECT_IDENTIFIER));
    assertNotNull(userInfoResponse.getClaim("member_of"));
    assertTrue(userInfoResponse.getClaim("member_of").size() > 1);
}