Rename 'identityprovider' property to 'asserting-party'

Rename spring.security.saml2.relyingparty.registration.*.identity-provider.*
to spring.security.saml2.relyingparty.registration.*.asserting-party.*

The old property names are still supported, but will lead to a warning
in the logs.

Closes gh-30642

spring-boot-project/spring-boot-actuator-autoconfigure/src/test/java/org/springframework/boot/actuate/autoconfigure/security/servlet/ManagementWebSecurityAutoConfigurationTests.java

@@ -136,8 +136,21 @@ class ManagementWebSecurityAutoConfigurationTests {
 	void backOffIfSaml2RelyingPartyAutoConfigurationPresent() {
 		this.contextRunner.withConfiguration(AutoConfigurations.of(Saml2RelyingPartyAutoConfiguration.class))
 				.withPropertyValues(
-						"spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.single-sign-on.url=https://simplesaml-for-spring-saml/SSOService.php",
-						"spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.single-sign-on.sign-request=false",
+						"spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.single-sign-on.url=https://simplesaml-for-spring-saml/SSOService.php",
+						"spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.single-sign-on.sign-request=false",
+						"spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
+						"spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.verification.credentials[0].certificate-location=classpath:saml/certificate-location")
+				.run((context) -> assertThat(context).doesNotHaveBean(ManagementWebSecurityAutoConfiguration.class)
+						.doesNotHaveBean(MANAGEMENT_SECURITY_FILTER_CHAIN_BEAN));
+	}
+
+	@Test
+	@Deprecated
+	void backOffIfSaml2RelyingPartyAutoConfigurationPresentDeprecated() {
+		this.contextRunner.withConfiguration(AutoConfigurations.of(Saml2RelyingPartyAutoConfiguration.class))
+				.withPropertyValues(
+						"spring.security.saml2.relyingparty.registration.simplesamlphp.identityprovider.single-sign-on.url=https://simplesaml-for-spring-saml/SSOService.php",
+						"spring.security.saml2.relyingparty.registration.simplesamlphp.identityprovider.single-sign-on.sign-request=false",
 						"spring.security.saml2.relyingparty.registration.simplesamlphp.identityprovider.entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
 						"spring.security.saml2.relyingparty.registration.simplesamlphp.identityprovider.verification.credentials[0].certificate-location=classpath:saml/certificate-location")
 				.run((context) -> assertThat(context).doesNotHaveBean(ManagementWebSecurityAutoConfiguration.class)

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyProperties.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -67,7 +67,14 @@ public class Saml2RelyingPartyProperties {
 		/**
 		 * Remote SAML Identity Provider.
 		 */
-		private final Identityprovider identityprovider = new Identityprovider();
+		private final AssertingParty assertingParty = new AssertingParty();
+
+		/**
+		 * Remote SAML Identity Provider.
+		 * @deprecated use {@link #assertingParty}
+		 */
+		@Deprecated
+		private final AssertingParty identityprovider = new AssertingParty();
 
 		public String getEntityId() {
 			return this.entityId;
@@ -89,7 +96,17 @@ public class Saml2RelyingPartyProperties {
 			return this.decryption;
 		}
 
-		public Identityprovider getIdentityprovider() {
+		public AssertingParty getAssertingParty() {
+			return this.assertingParty;
+		}
+
+		/**
+		 * Remote SAML Identity Provider.
+		 * @return remote SAML Identity Provider
+		 * @deprecated use {@link #getAssertingParty()}
+		 */
+		@Deprecated
+		public AssertingParty getIdentityprovider() {
 			return this.identityprovider;
 		}
 
@@ -224,7 +241,7 @@ public class Saml2RelyingPartyProperties {
 	/**
 	 * Represents a remote Identity Provider.
 	 */
-	public static class Identityprovider {
+	public static class AssertingParty {
 
 		/**
 		 * Unique identifier for the identity provider.
@@ -282,7 +299,7 @@ public class Saml2RelyingPartyProperties {
 			/**
 			 * Whether to sign authentication requests.
 			 */
-			private boolean signRequest = true;
+			private Boolean signRequest;
 
 			public String getUrl() {
 				return this.url;
@@ -304,7 +321,11 @@ public class Saml2RelyingPartyProperties {
 				return this.signRequest;
 			}
 
-			public void setSignRequest(boolean signRequest) {
+			public Boolean getSignRequest() {
+				return this.signRequest;
+			}
+
+			public void setSignRequest(Boolean signRequest) {
 				this.signRequest = signRequest;
 			}
 

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyRegistrationConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,11 +23,16 @@ import java.security.interfaces.RSAPrivateKey;
 import java.util.List;
 import java.util.Map;
 import java.util.function.Consumer;
+import java.util.function.Function;
 import java.util.stream.Collectors;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.security.saml2.Saml2RelyingPartyProperties.AssertingParty;
+import org.springframework.boot.autoconfigure.security.saml2.Saml2RelyingPartyProperties.AssertingParty.Verification;
 import org.springframework.boot.autoconfigure.security.saml2.Saml2RelyingPartyProperties.Decryption;
-import org.springframework.boot.autoconfigure.security.saml2.Saml2RelyingPartyProperties.Identityprovider.Verification;
 import org.springframework.boot.autoconfigure.security.saml2.Saml2RelyingPartyProperties.Registration;
 import org.springframework.boot.autoconfigure.security.saml2.Saml2RelyingPartyProperties.Registration.Signing;
 import org.springframework.boot.context.properties.PropertyMapper;
@@ -59,6 +64,8 @@ import org.springframework.util.StringUtils;
 @ConditionalOnMissingBean(RelyingPartyRegistrationRepository.class)
 class Saml2RelyingPartyRegistrationConfiguration {
 
+	private static final Log logger = LogFactory.getLog(Saml2RelyingPartyRegistrationConfiguration.class);
+
 	@Bean
 	RelyingPartyRegistrationRepository relyingPartyRegistrationRepository(Saml2RelyingPartyProperties properties) {
 		List<RelyingPartyRegistration> registrations = properties.getRegistration().entrySet().stream()
@@ -71,19 +78,21 @@ class Saml2RelyingPartyRegistrationConfiguration {
 	}
 
 	private RelyingPartyRegistration asRegistration(String id, Registration properties) {
-		boolean usingMetadata = StringUtils.hasText(properties.getIdentityprovider().getMetadataUri());
+		boolean usingMetadata = StringUtils
+				.hasText(getFromAssertingParty(properties, id, "metadata-uri", AssertingParty::getMetadataUri));
 		Builder builder = (usingMetadata) ? RelyingPartyRegistrations
-				.fromMetadataLocation(properties.getIdentityprovider().getMetadataUri()).registrationId(id)
-				: RelyingPartyRegistration.withRegistrationId(id);
+				.fromMetadataLocation(
+						getFromAssertingParty(properties, id, "metadata-uri", AssertingParty::getMetadataUri))
+				.registrationId(id) : RelyingPartyRegistration.withRegistrationId(id);
 		builder.assertionConsumerServiceLocation(properties.getAcs().getLocation());
 		builder.assertionConsumerServiceBinding(properties.getAcs().getBinding());
-		builder.assertingPartyDetails(mapIdentityProvider(properties, usingMetadata));
+		builder.assertingPartyDetails(mapAssertingParty(properties, id, usingMetadata));
 		builder.signingX509Credentials((credentials) -> properties.getSigning().getCredentials().stream()
 				.map(this::asSigningCredential).forEach(credentials::add));
 		builder.decryptionX509Credentials((credentials) -> properties.getDecryption().getCredentials().stream()
 				.map(this::asDecryptionCredential).forEach(credentials::add));
-		builder.assertingPartyDetails((details) -> details
-				.verificationX509Credentials((credentials) -> properties.getIdentityprovider().getVerification()
+		builder.assertingPartyDetails((details) -> details.verificationX509Credentials(
+				(credentials) -> getFromAssertingParty(properties, id, "verification", AssertingParty::getVerification)
 						.getCredentials().stream().map(this::asVerificationCredential).forEach(credentials::add)));
 		builder.entityId(properties.getEntityId());
 		RelyingPartyRegistration registration = builder.build();
@@ -92,16 +101,35 @@ class Saml2RelyingPartyRegistrationConfiguration {
 		return registration;
 	}
 
-	private Consumer<AssertingPartyDetails.Builder> mapIdentityProvider(Registration properties,
+	@SuppressWarnings("deprecation")
+	private <T> T getFromAssertingParty(Registration registration, String id, String name,
+			Function<AssertingParty, T> getter) {
+		T newValue = getter.apply(registration.getAssertingParty());
+		if (newValue != null) {
+			return newValue;
+		}
+		T deprecatedValue = getter.apply(registration.getIdentityprovider());
+		if (deprecatedValue != null) {
+			logger.warn(String.format(
+					"Property 'spring.security.saml2.relyingparty.registration.identityprovider.%1$s.%2$s' is deprecated, please use 'spring.security.saml2.relyingparty.registration.asserting-party.%1$s.%2$s' instead",
+					id, name));
+			return deprecatedValue;
+		}
+		return newValue;
+	}
+
+	private Consumer<AssertingPartyDetails.Builder> mapAssertingParty(Registration registration, String id,
 			boolean usingMetadata) {
 		PropertyMapper map = PropertyMapper.get().alwaysApplyingWhenNonNull();
-		Saml2RelyingPartyProperties.Identityprovider identityprovider = properties.getIdentityprovider();
 		return (details) -> {
-			map.from(identityprovider::getEntityId).to(details::entityId);
-			map.from(identityprovider.getSinglesignon()::getBinding).whenNonNull()
-					.to(details::singleSignOnServiceBinding);
-			map.from(identityprovider.getSinglesignon()::getUrl).to(details::singleSignOnServiceLocation);
-			map.from(identityprovider.getSinglesignon()::isSignRequest).when((signRequest) -> !usingMetadata)
+			map.from(() -> getFromAssertingParty(registration, id, "entity-id", AssertingParty::getEntityId))
+					.to(details::entityId);
+			map.from(() -> getFromAssertingParty(registration, id, "singlesignon.binding",
+					(property) -> property.getSinglesignon().getBinding())).to(details::singleSignOnServiceBinding);
+			map.from(() -> getFromAssertingParty(registration, id, "singlesignon.url",
+					(property) -> property.getSinglesignon().getUrl())).to(details::singleSignOnServiceLocation);
+			map.from(() -> getFromAssertingParty(registration, id, "singlesignon.sign-request",
+					(property) -> property.getSinglesignon().getSignRequest())).when((ignored) -> !usingMetadata)
 					.to(details::wantAuthnRequestsSigned);
 		};
 	}

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyAutoConfigurationTests.java

@@ -63,7 +63,15 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void autoConfigurationShouldBeConditionalOnRelyingPartyRegistrationRepositoryClass() {
-		this.contextRunner.withPropertyValues(getPropertyValues()).withClassLoader(new FilteredClassLoader(
+		this.contextRunner.withPropertyValues(getPropertyValues(false)).withClassLoader(new FilteredClassLoader(
+				"org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistrationRepository"))
+				.run((context) -> assertThat(context).doesNotHaveBean(RelyingPartyRegistrationRepository.class));
+	}
+
+	@Test
+	@Deprecated
+	void autoConfigurationShouldBeConditionalOnRelyingPartyRegistrationRepositoryClassDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValues(true)).withClassLoader(new FilteredClassLoader(
 				"org.springframework.security.saml2.provider.service.registration.RelyingPartyRegistrationRepository"))
 				.run((context) -> assertThat(context).doesNotHaveBean(RelyingPartyRegistrationRepository.class));
 	}
@@ -72,7 +80,16 @@ class Saml2RelyingPartyAutoConfigurationTests {
 	void autoConfigurationShouldBeConditionalOnServletWebApplication() {
 		new ApplicationContextRunner()
 				.withConfiguration(AutoConfigurations.of(Saml2RelyingPartyAutoConfiguration.class))
-				.withPropertyValues(getPropertyValues())
+				.withPropertyValues(getPropertyValues(false))
+				.run((context) -> assertThat(context).doesNotHaveBean(RelyingPartyRegistrationRepository.class));
+	}
+
+	@Test
+	@Deprecated
+	void autoConfigurationShouldBeConditionalOnServletWebApplicationDeprecated() {
+		new ApplicationContextRunner()
+				.withConfiguration(AutoConfigurations.of(Saml2RelyingPartyAutoConfiguration.class))
+				.withPropertyValues(getPropertyValues(true))
 				.run((context) -> assertThat(context).doesNotHaveBean(RelyingPartyRegistrationRepository.class));
 	}
 
@@ -84,7 +101,31 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void relyingPartyRegistrationRepositoryBeanShouldBeCreatedWhenPropertiesPresent() {
-		this.contextRunner.withPropertyValues(getPropertyValues()).run((context) -> {
+		this.contextRunner.withPropertyValues(getPropertyValues(false)).run((context) -> {
+			RelyingPartyRegistrationRepository repository = context.getBean(RelyingPartyRegistrationRepository.class);
+			RelyingPartyRegistration registration = repository.findByRegistrationId("foo");
+
+			assertThat(registration.getAssertingPartyDetails().getSingleSignOnServiceLocation())
+					.isEqualTo("https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php");
+			assertThat(registration.getAssertingPartyDetails().getEntityId())
+					.isEqualTo("https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php");
+			assertThat(registration.getAssertionConsumerServiceLocation())
+					.isEqualTo("{baseUrl}/login/saml2/foo-entity-id");
+			assertThat(registration.getAssertionConsumerServiceBinding()).isEqualTo(Saml2MessageBinding.REDIRECT);
+			assertThat(registration.getAssertingPartyDetails().getSingleSignOnServiceBinding())
+					.isEqualTo(Saml2MessageBinding.POST);
+			assertThat(registration.getAssertingPartyDetails().getWantAuthnRequestsSigned()).isEqualTo(false);
+			assertThat(registration.getSigningX509Credentials()).hasSize(1);
+			assertThat(registration.getDecryptionX509Credentials()).hasSize(1);
+			assertThat(registration.getAssertingPartyDetails().getVerificationX509Credentials()).isNotNull();
+			assertThat(registration.getEntityId()).isEqualTo("{baseUrl}/saml2/foo-entity-id");
+		});
+	}
+
+	@Test
+	@Deprecated
+	void relyingPartyRegistrationRepositoryBeanShouldBeCreatedWhenPropertiesPresentDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValues(true)).run((context) -> {
 			RelyingPartyRegistrationRepository repository = context.getBean(RelyingPartyRegistrationRepository.class);
 			RelyingPartyRegistration registration = repository.findByRegistrationId("foo");
 
@@ -107,7 +148,18 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void autoConfigurationWhenSignRequestsTrueAndNoSigningCredentialsShouldThrowException() {
-		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSigningCredentials(true)).run((context) -> {
+		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSigningCredentials(true, false))
+				.run((context) -> {
+					assertThat(context).hasFailed();
+					assertThat(context.getStartupFailure()).hasMessageContaining(
+							"Signing credentials must not be empty when authentication requests require signing.");
+				});
+	}
+
+	@Test
+	@Deprecated
+	void autoConfigurationWhenSignRequestsTrueAndNoSigningCredentialsShouldThrowExceptionDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSigningCredentials(true, true)).run((context) -> {
 			assertThat(context).hasFailed();
 			assertThat(context.getStartupFailure()).hasMessageContaining(
 					"Signing credentials must not be empty when authentication requests require signing.");
@@ -116,12 +168,34 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void autoConfigurationWhenSignRequestsFalseAndNoSigningCredentialsShouldNotThrowException() {
-		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSigningCredentials(false))
+		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSigningCredentials(false, false))
 				.run((context) -> assertThat(context).hasSingleBean(RelyingPartyRegistrationRepository.class));
 	}
 
 	@Test
-	void autoconfigurationShouldQueryIdentityProviderMetadataWhenMetadataUrlIsPresent() throws Exception {
+	@Deprecated
+	void autoConfigurationWhenSignRequestsFalseAndNoSigningCredentialsShouldNotThrowExceptionDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSigningCredentials(false, true))
+				.run((context) -> assertThat(context).hasSingleBean(RelyingPartyRegistrationRepository.class));
+	}
+
+	@Test
+	void autoconfigurationShouldQueryAssertingPartyMetadataWhenMetadataUrlIsPresent() throws Exception {
+		try (MockWebServer server = new MockWebServer()) {
+			server.start();
+			String metadataUrl = server.url("").toString();
+			setupMockResponse(server, new ClassPathResource("saml/idp-metadata"));
+			this.contextRunner.withPropertyValues(PREFIX + ".foo.asserting-party.metadata-uri=" + metadataUrl)
+					.run((context) -> {
+						assertThat(context).hasSingleBean(RelyingPartyRegistrationRepository.class);
+						assertThat(server.getRequestCount()).isEqualTo(1);
+					});
+		}
+	}
+
+	@Test
+	@Deprecated
+	void autoconfigurationShouldQueryAssertingPartyMetadataWhenMetadataUrlIsPresentDeprecated() throws Exception {
 		try (MockWebServer server = new MockWebServer()) {
 			server.start();
 			String metadataUrl = server.url("").toString();
@@ -136,6 +210,24 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void autoconfigurationShouldUseBindingFromMetadataUrlIfPresent() throws Exception {
+		try (MockWebServer server = new MockWebServer()) {
+			server.start();
+			String metadataUrl = server.url("").toString();
+			setupMockResponse(server, new ClassPathResource("saml/idp-metadata"));
+			this.contextRunner.withPropertyValues(PREFIX + ".foo.asserting-party.metadata-uri=" + metadataUrl)
+					.run((context) -> {
+						RelyingPartyRegistrationRepository repository = context
+								.getBean(RelyingPartyRegistrationRepository.class);
+						RelyingPartyRegistration registration = repository.findByRegistrationId("foo");
+						assertThat(registration.getAssertingPartyDetails().getSingleSignOnServiceBinding())
+								.isEqualTo(Saml2MessageBinding.POST);
+					});
+		}
+	}
+
+	@Test
+	@Deprecated
+	void autoconfigurationShouldUseBindingFromMetadataUrlIfPresentDeprecated() throws Exception {
 		try (MockWebServer server = new MockWebServer()) {
 			server.start();
 			String metadataUrl = server.url("").toString();
@@ -153,6 +245,24 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void autoconfigurationWhenMetadataUrlAndPropertyPresentShouldUseBindingFromProperty() throws Exception {
+		try (MockWebServer server = new MockWebServer()) {
+			server.start();
+			String metadataUrl = server.url("").toString();
+			setupMockResponse(server, new ClassPathResource("saml/idp-metadata"));
+			this.contextRunner.withPropertyValues(PREFIX + ".foo.asserting-party.metadata-uri=" + metadataUrl,
+					PREFIX + ".foo.asserting-party.singlesignon.binding=redirect").run((context) -> {
+						RelyingPartyRegistrationRepository repository = context
+								.getBean(RelyingPartyRegistrationRepository.class);
+						RelyingPartyRegistration registration = repository.findByRegistrationId("foo");
+						assertThat(registration.getAssertingPartyDetails().getSingleSignOnServiceBinding())
+								.isEqualTo(Saml2MessageBinding.REDIRECT);
+					});
+		}
+	}
+
+	@Test
+	@Deprecated
+	void autoconfigurationWhenMetadataUrlAndPropertyPresentShouldUseBindingFromPropertyDeprecated() throws Exception {
 		try (MockWebServer server = new MockWebServer()) {
 			server.start();
 			String metadataUrl = server.url("").toString();
@@ -170,7 +280,18 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void autoconfigurationWhenNoMetadataUrlOrPropertyPresentShouldUseRedirectBinding() {
-		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSsoBinding()).run((context) -> {
+		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSsoBinding(false)).run((context) -> {
+			RelyingPartyRegistrationRepository repository = context.getBean(RelyingPartyRegistrationRepository.class);
+			RelyingPartyRegistration registration = repository.findByRegistrationId("foo");
+			assertThat(registration.getAssertingPartyDetails().getSingleSignOnServiceBinding())
+					.isEqualTo(Saml2MessageBinding.REDIRECT);
+		});
+	}
+
+	@Test
+	@Deprecated
+	void autoconfigurationWhenNoMetadataUrlOrPropertyPresentShouldUseRedirectBindingDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValuesWithoutSsoBinding(true)).run((context) -> {
 			RelyingPartyRegistrationRepository repository = context.getBean(RelyingPartyRegistrationRepository.class);
 			RelyingPartyRegistration registration = repository.findByRegistrationId("foo");
 			assertThat(registration.getAssertingPartyDetails().getSingleSignOnServiceBinding())
@@ -180,7 +301,17 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void relyingPartyRegistrationRepositoryShouldBeConditionalOnMissingBean() {
-		this.contextRunner.withPropertyValues(getPropertyValues())
+		this.contextRunner.withPropertyValues(getPropertyValues(false))
+				.withUserConfiguration(RegistrationRepositoryConfiguration.class).run((context) -> {
+					assertThat(context).hasSingleBean(RelyingPartyRegistrationRepository.class);
+					assertThat(context).hasBean("testRegistrationRepository");
+				});
+	}
+
+	@Test
+	@Deprecated
+	void relyingPartyRegistrationRepositoryShouldBeConditionalOnMissingBeanDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValues(true))
 				.withUserConfiguration(RegistrationRepositoryConfiguration.class).run((context) -> {
 					assertThat(context).hasSingleBean(RelyingPartyRegistrationRepository.class);
 					assertThat(context).hasBean("testRegistrationRepository");
@@ -189,59 +320,102 @@ class Saml2RelyingPartyAutoConfigurationTests {
 
 	@Test
 	void samlLoginShouldBeConfigured() {
-		this.contextRunner.withPropertyValues(getPropertyValues())
+		this.contextRunner.withPropertyValues(getPropertyValues(false))
+				.run((context) -> assertThat(hasFilter(context, Saml2WebSsoAuthenticationFilter.class)).isTrue());
+	}
+
+	@Test
+	@Deprecated
+	void samlLoginShouldBeConfiguredDeprecated() {
+		this.contextRunner.withPropertyValues(getPropertyValues(true))
 				.run((context) -> assertThat(hasFilter(context, Saml2WebSsoAuthenticationFilter.class)).isTrue());
 	}
 
 	@Test
 	void samlLoginShouldBackOffWhenAWebSecurityConfigurerAdapterIsDefined() {
 		this.contextRunner.withUserConfiguration(WebSecurityConfigurerAdapterConfiguration.class)
-				.withPropertyValues(getPropertyValues())
+				.withPropertyValues(getPropertyValues(false))
+				.run((context) -> assertThat(hasFilter(context, Saml2WebSsoAuthenticationFilter.class)).isFalse());
+	}
+
+	@Test
+	@Deprecated
+	void samlLoginShouldBackOffWhenAWebSecurityConfigurerAdapterIsDefinedDeprecated() {
+		this.contextRunner.withUserConfiguration(WebSecurityConfigurerAdapterConfiguration.class)
+				.withPropertyValues(getPropertyValues(true))
 				.run((context) -> assertThat(hasFilter(context, Saml2WebSsoAuthenticationFilter.class)).isFalse());
 	}
 
 	@Test
 	void samlLoginShouldBackOffWhenASecurityFilterChainBeanIsPresent() {
 		this.contextRunner.withUserConfiguration(TestSecurityFilterChainConfig.class)
-				.withPropertyValues(getPropertyValues())
+				.withPropertyValues(getPropertyValues(false))
+				.run((context) -> assertThat(hasFilter(context, Saml2WebSsoAuthenticationFilter.class)).isFalse());
+	}
+
+	@Test
+	@Deprecated
+	void samlLoginShouldBackOffWhenASecurityFilterChainBeanIsPresentDeprecated() {
+		this.contextRunner.withUserConfiguration(TestSecurityFilterChainConfig.class)
+				.withPropertyValues(getPropertyValues(true))
 				.run((context) -> assertThat(hasFilter(context, Saml2WebSsoAuthenticationFilter.class)).isFalse());
 	}
 
 	@Test
 	void samlLoginShouldShouldBeConditionalOnSecurityWebFilterClass() {
 		this.contextRunner.withClassLoader(new FilteredClassLoader(SecurityFilterChain.class))
-				.withPropertyValues(getPropertyValues())
+				.withPropertyValues(getPropertyValues(false))
 				.run((context) -> assertThat(context).doesNotHaveBean(SecurityFilterChain.class));
 	}
 
-	private String[] getPropertyValuesWithoutSigningCredentials(boolean signRequests) {
-		return new String[] { PREFIX
-				+ ".foo.identityprovider.singlesignon.url=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php",
-				PREFIX + ".foo.identityprovider.singlesignon.binding=post",
-				PREFIX + ".foo.identityprovider.singlesignon.sign-request=" + signRequests,
-				PREFIX + ".foo.identityprovider.entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
-				PREFIX + ".foo.identityprovider.verification.credentials[0].certificate-location=classpath:saml/certificate-location" };
+	@Test
+	@Deprecated
+	void samlLoginShouldShouldBeConditionalOnSecurityWebFilterClassDeprecated() {
+		this.contextRunner.withClassLoader(new FilteredClassLoader(SecurityFilterChain.class))
+				.withPropertyValues(getPropertyValues(true))
+				.run((context) -> assertThat(context).doesNotHaveBean(SecurityFilterChain.class));
 	}
 
-	private String[] getPropertyValuesWithoutSsoBinding() {
-		return new String[] { PREFIX
-				+ ".foo.identityprovider.singlesignon.url=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php",
-				PREFIX + ".foo.identityprovider.singlesignon.sign-request=false",
-				PREFIX + ".foo.identityprovider.entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
-				PREFIX + ".foo.identityprovider.verification.credentials[0].certificate-location=classpath:saml/certificate-location" };
+	private String[] getPropertyValuesWithoutSigningCredentials(boolean signRequests, boolean useDeprecated) {
+		String assertingParty = useDeprecated ? "identityprovider" : "asserting-party";
+		return new String[] {
+				PREFIX + ".foo." + assertingParty
+						+ ".singlesignon.url=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php",
+				PREFIX + ".foo." + assertingParty + ".singlesignon.binding=post",
+				PREFIX + ".foo." + assertingParty + ".singlesignon.sign-request=" + signRequests,
+				PREFIX + ".foo." + assertingParty
+						+ ".entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
+				PREFIX + ".foo." + assertingParty
+						+ ".verification.credentials[0].certificate-location=classpath:saml/certificate-location" };
+	}
+
+	private String[] getPropertyValuesWithoutSsoBinding(boolean useDeprecated) {
+		String assertingParty = useDeprecated ? "identityprovider" : "asserting-party";
+		return new String[] {
+				PREFIX + ".foo." + assertingParty
+						+ ".singlesignon.url=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php",
+				PREFIX + ".foo." + assertingParty + ".singlesignon.sign-request=false",
+				PREFIX + ".foo." + assertingParty
+						+ ".entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
+				PREFIX + ".foo." + assertingParty
+						+ ".verification.credentials[0].certificate-location=classpath:saml/certificate-location" };
 	}
 
-	private String[] getPropertyValues() {
+	private String[] getPropertyValues(boolean useDeprecated) {
+		String assertingParty = useDeprecated ? "identityprovider" : "asserting-party";
 		return new String[] {
 				PREFIX + ".foo.signing.credentials[0].private-key-location=classpath:saml/private-key-location",
 				PREFIX + ".foo.signing.credentials[0].certificate-location=classpath:saml/certificate-location",
 				PREFIX + ".foo.decryption.credentials[0].private-key-location=classpath:saml/private-key-location",
 				PREFIX + ".foo.decryption.credentials[0].certificate-location=classpath:saml/certificate-location",
-				PREFIX + ".foo.identityprovider.singlesignon.url=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php",
-				PREFIX + ".foo.identityprovider.singlesignon.binding=post",
-				PREFIX + ".foo.identityprovider.singlesignon.sign-request=false",
-				PREFIX + ".foo.identityprovider.entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
-				PREFIX + ".foo.identityprovider.verification.credentials[0].certificate-location=classpath:saml/certificate-location",
+				PREFIX + ".foo." + assertingParty
+						+ ".singlesignon.url=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/SSOService.php",
+				PREFIX + ".foo." + assertingParty + ".singlesignon.binding=post",
+				PREFIX + ".foo." + assertingParty + ".singlesignon.sign-request=false",
+				PREFIX + ".foo." + assertingParty
+						+ ".entity-id=https://simplesaml-for-spring-saml.cfapps.io/saml2/idp/metadata.php",
+				PREFIX + ".foo." + assertingParty
+						+ ".verification.credentials[0].certificate-location=classpath:saml/certificate-location",
 				PREFIX + ".foo.entity-id={baseUrl}/saml2/foo-entity-id",
 				PREFIX + ".foo.acs.location={baseUrl}/login/saml2/foo-entity-id",
 				PREFIX + ".foo.acs.binding=redirect" };

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyPropertiesTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -41,34 +41,27 @@ class Saml2RelyingPartyPropertiesTests {
 
 	@Test
 	void customizeSsoUrl() {
-		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.single-sign-on.url",
+		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.single-sign-on.url",
 				"https://simplesaml-for-spring-saml/SSOService.php");
 		assertThat(
-				this.properties.getRegistration().get("simplesamlphp").getIdentityprovider().getSinglesignon().getUrl())
+				this.properties.getRegistration().get("simplesamlphp").getAssertingParty().getSinglesignon().getUrl())
 						.isEqualTo("https://simplesaml-for-spring-saml/SSOService.php");
 	}
 
 	@Test
 	void customizeSsoBinding() {
-		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.single-sign-on.binding",
+		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.single-sign-on.binding",
 				"post");
-		assertThat(this.properties.getRegistration().get("simplesamlphp").getIdentityprovider().getSinglesignon()
+		assertThat(this.properties.getRegistration().get("simplesamlphp").getAssertingParty().getSinglesignon()
 				.getBinding()).isEqualTo(Saml2MessageBinding.POST);
 	}
 
 	@Test
 	void customizeSsoSignRequests() {
-		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.single-sign-on.sign-request",
+		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.single-sign-on.sign-request",
 				"false");
-		assertThat(this.properties.getRegistration().get("simplesamlphp").getIdentityprovider().getSinglesignon()
-				.isSignRequest()).isEqualTo(false);
-	}
-
-	@Test
-	void customizeSsoSignRequestsIsTrueByDefault() {
-		this.properties.getRegistration().put("simplesamlphp", new Saml2RelyingPartyProperties.Registration());
-		assertThat(this.properties.getRegistration().get("simplesamlphp").getIdentityprovider().getSinglesignon()
-				.isSignRequest()).isEqualTo(true);
+		assertThat(this.properties.getRegistration().get("simplesamlphp").getAssertingParty().getSinglesignon()
+				.getSignRequest()).isEqualTo(false);
 	}
 
 	@Test
@@ -86,10 +79,10 @@ class Saml2RelyingPartyPropertiesTests {
 	}
 
 	@Test
-	void customizeIdentityProviderMetadataUri() {
-		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.identityprovider.metadata-uri",
+	void customizeAssertingPartyMetadataUri() {
+		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.asserting-party.metadata-uri",
 				"https://idp.example.org/metadata");
-		assertThat(this.properties.getRegistration().get("simplesamlphp").getIdentityprovider().getMetadataUri())
+		assertThat(this.properties.getRegistration().get("simplesamlphp").getAssertingParty().getMetadataUri())
 				.isEqualTo("https://idp.example.org/metadata");
 	}
 

spring-boot-project/spring-boot-docs/src/docs/asciidoc/web/spring-security.adoc

@@ -262,7 +262,7 @@ You can register multiple relying parties under the `spring.security.saml2.relyi
 	              credentials:
 	              - private-key-location: "path-to-private-key"
                     certificate-location: "path-to-certificate"
-	            identityprovider:
+	            asserting-party:
 	              verification:
 	                credentials:
 	                - certificate-location: "path-to-verification-cert"
@@ -278,7 +278,7 @@ You can register multiple relying parties under the `spring.security.saml2.relyi
 	              credentials:
 	              - private-key-location: "path-to-private-key"
                     certificate-location: "path-to-certificate"
-                identityprovider:
+                asserting-party:
                   verification:
                     credentials:
                     - certificate-location: "path-to-other-verification-cert"

spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-saml2-service-provider/src/main/resources/application.yml

@@ -8,7 +8,7 @@ spring:
               credentials:
               - private-key-location: "classpath:saml/privatekey.txt"
                 certificate-location: "classpath:saml/certificate.txt"
-            identityprovider:
+            asserting-party:
               verification:
                 credentials:
                   - certificate-location: "classpath:saml/certificate.txt"
@@ -21,7 +21,7 @@ spring:
               credentials:
               - private-key-location: "classpath:saml/privatekey.txt"
                 certificate-location: "classpath:saml/certificate.txt"
-            identityprovider:
+            asserting-party:
               verification:
                 credentials:
                   - certificate-location: "classpath:saml/certificate.txt"

spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-saml2-service-provider/src/test/java/smoketest/saml2/serviceprovider/SampleSaml2RelyingPartyApplicationTests.java

@@ -46,7 +46,7 @@ class SampleSaml2RelyingPartyApplicationTests {
 	}
 
 	@Test
-	void loginShouldHaveAllIdentityProvidersToChooseFrom() {
+	void loginShouldHaveAllAssertingPartiesToChooseFrom() {
 		ResponseEntity<String> entity = this.restTemplate.getForEntity("/login", String.class);
 		assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
 		assertThat(entity.getBody()).contains("/saml2/authenticate/simplesamlphp");