diff --git a/blade-auth/src/main/java/org/springblade/auth/dto/IamSsoProfileResponse.java b/blade-auth/src/main/java/org/springblade/auth/dto/IamSsoProfileResponse.java
new file mode 100644
index 0000000..d51f7f8
--- /dev/null
+++ b/blade-auth/src/main/java/org/springblade/auth/dto/IamSsoProfileResponse.java
@@ -0,0 +1,65 @@
+/**
+ * BladeX Commercial License Agreement
+ * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
+ * <p>
+ * Use of this software is governed by the Commercial License Agreement
+ * obtained after purchasing a license from BladeX.
+ * <p>
+ * 1. This software is for development use only under a valid license
+ * from BladeX.
+ * <p>
+ * 2. Redistribution of this software's source code to any third party
+ * without a commercial license is strictly prohibited.
+ * <p>
+ * 3. Licensees may copyright their own code but cannot use segments
+ * from this software for such purposes. Copyright of this software
+ * remains with BladeX.
+ * <p>
+ * Using this software signifies agreement to this License, and the software
+ * must not be used for illegal purposes.
+ * <p>
+ * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. The author is
+ * not liable for any claims arising from secondary or illegal development.
+ * <p>
+ * Author: Chill Zhuang (bladejava@qq.com)
+ */
+package org.springblade.auth.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+import java.util.Map;
+
+/**
+ * IAM统一身份认证用户信息响应
+ *
+ * @author Chill
+ */
+@Data
+public class IamSsoProfileResponse {
+
+	/**
+	 * IAM用户主账号
+	 */
+	private String id;
+
+	/**
+	 * IAM用户扩展属性
+	 */
+	private Map<String, Object> attributes;
+
+	/**
+	 * 获取本系统账号
+	 *
+	 * @return 本系统账号
+	 */
+	@JsonProperty(access = JsonProperty.Access.READ_ONLY)
+	public String getAccountNo() {
+		if (attributes == null) {
+			return null;
+		}
+		Object accountNo = attributes.get("account_no");
+		return accountNo == null ? null : String.valueOf(accountNo);
+	}
+
+}
diff --git a/blade-auth/src/main/java/org/springblade/auth/dto/IamSsoTokenResponse.java b/blade-auth/src/main/java/org/springblade/auth/dto/IamSsoTokenResponse.java
new file mode 100644
index 0000000..a68094f
--- /dev/null
+++ b/blade-auth/src/main/java/org/springblade/auth/dto/IamSsoTokenResponse.java
@@ -0,0 +1,51 @@
+/**
+ * BladeX Commercial License Agreement
+ * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
+ * <p>
+ * Use of this software is governed by the Commercial License Agreement
+ * obtained after purchasing a license from BladeX.
+ * <p>
+ * 1. This software is for development use only under a valid license
+ * from BladeX.
+ * <p>
+ * 2. Redistribution of this software's source code to any third party
+ * without a commercial license is strictly prohibited.
+ * <p>
+ * 3. Licensees may copyright their own code but cannot use segments
+ * from this software for such purposes. Copyright of this software
+ * remains with BladeX.
+ * <p>
+ * Using this software signifies agreement to this License, and the software
+ * must not be used for illegal purposes.
+ * <p>
+ * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. The author is
+ * not liable for any claims arising from secondary or illegal development.
+ * <p>
+ * Author: Chill Zhuang (bladejava@qq.com)
+ */
+package org.springblade.auth.dto;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+/**
+ * IAM统一身份认证Token响应
+ *
+ * @author Chill
+ */
+@Data
+public class IamSsoTokenResponse {
+
+	/**
+	 * IAM访问令牌
+	 */
+	@JsonProperty("access_token")
+	private String accessToken;
+
+	/**
+	 * IAM刷新令牌
+	 */
+	@JsonProperty("refresh_token")
+	private String refreshToken;
+
+}
diff --git a/blade-auth/src/main/java/org/springblade/auth/granter/IamSsoTokenGranter.java b/blade-auth/src/main/java/org/springblade/auth/granter/IamSsoTokenGranter.java
new file mode 100644
index 0000000..52a24aa
--- /dev/null
+++ b/blade-auth/src/main/java/org/springblade/auth/granter/IamSsoTokenGranter.java
@@ -0,0 +1,244 @@
+/**
+ * BladeX Commercial License Agreement
+ * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
+ * <p>
+ * Use of this software is governed by the Commercial License Agreement
+ * obtained after purchasing a license from BladeX.
+ * <p>
+ * 1. This software is for development use only under a valid license
+ * from BladeX.
+ * <p>
+ * 2. Redistribution of this software's source code to any third party
+ * without a commercial license is strictly prohibited.
+ * <p>
+ * 3. Licensees may copyright their own code but cannot use segments
+ * from this software for such purposes. Copyright of this software
+ * remains with BladeX.
+ * <p>
+ * Using this software signifies agreement to this License, and the software
+ * must not be used for illegal purposes.
+ * <p>
+ * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. The author is
+ * not liable for any claims arising from secondary or illegal development.
+ * <p>
+ * Author: Chill Zhuang (bladejava@qq.com)
+ */
+package org.springblade.auth.granter;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.extern.slf4j.Slf4j;
+import org.springblade.auth.dto.IamSsoProfileResponse;
+import org.springblade.auth.dto.IamSsoTokenResponse;
+import org.springblade.auth.props.IamSsoProperties;
+import org.springblade.auth.utils.TokenUtil;
+import org.springblade.core.oauth2.constant.OAuth2TokenConstant;
+import org.springblade.core.oauth2.exception.UserInvalidException;
+import org.springblade.core.oauth2.granter.AuthorizationCodeGranter;
+import org.springblade.core.oauth2.handler.PasswordHandler;
+import org.springblade.core.oauth2.provider.OAuth2Request;
+import org.springblade.core.oauth2.service.OAuth2ClientService;
+import org.springblade.core.oauth2.service.OAuth2User;
+import org.springblade.core.oauth2.service.OAuth2UserService;
+import org.springblade.core.redis.cache.BladeRedis;
+import org.springblade.core.tool.api.R;
+import org.springblade.core.tool.utils.StringUtil;
+import org.springblade.system.feign.IUserClient;
+import org.springblade.system.pojo.entity.UserInfo;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Component;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URLEncoder;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.nio.charset.StandardCharsets;
+import java.time.Duration;
+import java.util.Base64;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+/**
+ * IAM统一身份认证授权器
+ *
+ * @author Chill
+ */
+@Slf4j
+@Component
+@Order(Ordered.HIGHEST_PRECEDENCE)
+public class IamSsoTokenGranter extends AuthorizationCodeGranter {
+
+	private static final String IAM_GRANT_TYPE = "authorization_code";
+	private static final String BEARER_PREFIX = "Bearer ";
+
+	private final IUserClient userClient;
+	private final IamSsoProperties properties;
+	private final ObjectMapper objectMapper;
+	private final HttpClient httpClient;
+
+	public IamSsoTokenGranter(OAuth2ClientService clientService,
+							  OAuth2UserService userService,
+							  PasswordHandler passwordHandler,
+							  BladeRedis bladeRedis,
+							  IUserClient userClient,
+							  IamSsoProperties properties,
+							  ObjectMapper objectMapper) {
+		super(clientService, userService, passwordHandler, bladeRedis);
+		this.userClient = userClient;
+		this.properties = properties;
+		this.objectMapper = objectMapper;
+		this.httpClient = HttpClient.newBuilder().connectTimeout(Duration.ofSeconds(10)).build();
+	}
+
+	@Override
+	public OAuth2User user(OAuth2Request request) {
+		if (!isIamRequest(request)) {
+			return super.user(request);
+		}
+		validateRequest(request);
+		// 先校验本系统客户端，IAM的redirect_uri由后续远端接口校验。
+		client(request);
+
+		IamSsoTokenResponse tokenResponse = requestIamToken(request);
+		String accessToken = tokenResponse.getAccessToken();
+		if (StringUtil.isBlank(accessToken)) {
+			throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+		}
+
+		IamSsoProfileResponse profileResponse = requestIamProfile(accessToken);
+		String accountNo = profileResponse.getAccountNo();
+		if (StringUtil.isBlank(accountNo)) {
+			log.warn("IAM统一身份认证用户信息缺少account_no，iamId={}", profileResponse.getId());
+			throw new UserInvalidException(OAuth2TokenConstant.USER_NOT_FOUND);
+		}
+
+		R<UserInfo> result = userClient.userInfo(request.getTenantId(), accountNo);
+		if (!result.isSuccess() || result.getData() == null) {
+			log.warn("IAM统一身份认证未匹配到本系统账号，tenantId={}, accountNo={}", request.getTenantId(), accountNo);
+			throw new UserInvalidException(OAuth2TokenConstant.USER_NOT_FOUND);
+		}
+
+		OAuth2User user = TokenUtil.convertUser(result.getData(), request);
+		if (user == null) {
+			throw new UserInvalidException(OAuth2TokenConstant.USER_NOT_FOUND);
+		}
+		user.setClient(client(request));
+		return user;
+	}
+
+	private boolean isIamRequest(OAuth2Request request) {
+		return StringUtil.isNotBlank(properties.getRedirectUri()) && StringUtil.equals(properties.getRedirectUri(), request.getRedirectUri());
+	}
+
+	private void validateRequest(OAuth2Request request) {
+		if (StringUtil.isBlank(request.getCode())) {
+			throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+		}
+		if (StringUtil.isAnyBlank(
+			properties.getTokenUrl(),
+			properties.getProfileUrl(),
+			properties.getClientId(),
+			properties.getClientSecret(),
+			properties.getRedirectUri()
+		)) {
+			throw new UserInvalidException("IAM统一身份认证配置不完整");
+		}
+	}
+
+	private IamSsoTokenResponse requestIamToken(OAuth2Request request) {
+		try {
+			HttpRequest httpRequest = HttpRequest.newBuilder(URI.create(properties.getTokenUrl()))
+				.timeout(Duration.ofSeconds(10))
+				.header(HttpHeaders.ACCEPT, MediaType.APPLICATION_JSON_VALUE)
+				.header(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_FORM_URLENCODED_VALUE)
+				.header(HttpHeaders.AUTHORIZATION, authorizationHeader())
+				.POST(HttpRequest.BodyPublishers.ofString(buildTokenBody(request), StandardCharsets.UTF_8))
+				.build();
+			HttpResponse<String> response = httpClient.send(
+				httpRequest,
+				HttpResponse.BodyHandlers.ofString(StandardCharsets.UTF_8)
+			);
+			if (response.statusCode() < 200 || response.statusCode() >= 300) {
+				log.warn("IAM统一身份认证换取Token失败，status={}", response.statusCode());
+				throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+			}
+			return objectMapper.readValue(response.body(), IamSsoTokenResponse.class);
+		} catch (InterruptedException exception) {
+			Thread.currentThread().interrupt();
+			throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+		} catch (IOException | IllegalArgumentException exception) {
+			log.warn("IAM统一身份认证换取Token异常", exception);
+			throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+		}
+	}
+
+	private IamSsoProfileResponse requestIamProfile(String accessToken) {
+		try {
+			HttpRequest httpRequest = HttpRequest.newBuilder(URI.create(buildProfileUrl(accessToken)))
+				.timeout(Duration.ofSeconds(10))
+				.header(HttpHeaders.ACCEPT, MediaType.APPLICATION_JSON_VALUE)
+				.header(HttpHeaders.AUTHORIZATION, profileAuthorizationHeader(accessToken))
+				.GET()
+				.build();
+			HttpResponse<String> response = httpClient.send(
+				httpRequest,
+				HttpResponse.BodyHandlers.ofString(StandardCharsets.UTF_8)
+			);
+			if (response.statusCode() < 200 || response.statusCode() >= 300) {
+				log.warn("IAM统一身份认证获取用户信息失败，status={}", response.statusCode());
+				throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+			}
+			return objectMapper.readValue(response.body(), IamSsoProfileResponse.class);
+		} catch (InterruptedException exception) {
+			Thread.currentThread().interrupt();
+			throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+		} catch (IOException | IllegalArgumentException exception) {
+			log.warn("IAM统一身份认证获取用户信息异常", exception);
+			throw new UserInvalidException(OAuth2TokenConstant.TOKEN_NOT_CORRECT);
+		}
+	}
+
+	private String buildTokenBody(OAuth2Request request) {
+		Map<String, String> params = new LinkedHashMap<>();
+		params.put("grant_type", IAM_GRANT_TYPE);
+		params.put("client_id", properties.getClientId());
+		params.put("client_secret", properties.getClientSecret());
+		params.put("code", request.getCode());
+		params.put("redirect_uri", properties.getRedirectUri());
+		return params.entrySet().stream()
+			.map(entry -> encode(entry.getKey()) + "=" + encode(entry.getValue()))
+			.collect(Collectors.joining("&"));
+	}
+
+	private String buildProfileUrl(String accessToken) {
+		String separator = properties.getProfileUrl().contains("?") ? "&" : "?";
+		return properties.getProfileUrl() + separator + "access_token=" + encode(accessToken);
+	}
+
+	private String authorizationHeader() {
+		if (StringUtil.isNotBlank(properties.getAuthorization())) {
+			return properties.getAuthorization();
+		}
+		String token = Base64.getEncoder().encodeToString(
+			(properties.getClientId() + ":" + properties.getClientSecret()).getBytes(StandardCharsets.UTF_8)
+		);
+		return "Basic " + token;
+	}
+
+	private String profileAuthorizationHeader(String accessToken) {
+		if (StringUtil.isNotBlank(properties.getProfileAuthorization())) {
+			return properties.getProfileAuthorization();
+		}
+		return BEARER_PREFIX + accessToken;
+	}
+
+	private String encode(String value) {
+		return URLEncoder.encode(value, StandardCharsets.UTF_8);
+	}
+
+}
diff --git a/blade-auth/src/main/java/org/springblade/auth/props/IamSsoProperties.java b/blade-auth/src/main/java/org/springblade/auth/props/IamSsoProperties.java
new file mode 100644
index 0000000..7e91b06
--- /dev/null
+++ b/blade-auth/src/main/java/org/springblade/auth/props/IamSsoProperties.java
@@ -0,0 +1,75 @@
+/**
+ * BladeX Commercial License Agreement
+ * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
+ * <p>
+ * Use of this software is governed by the Commercial License Agreement
+ * obtained after purchasing a license from BladeX.
+ * <p>
+ * 1. This software is for development use only under a valid license
+ * from BladeX.
+ * <p>
+ * 2. Redistribution of this software's source code to any third party
+ * without a commercial license is strictly prohibited.
+ * <p>
+ * 3. Licensees may copyright their own code but cannot use segments
+ * from this software for such purposes. Copyright of this software
+ * remains with BladeX.
+ * <p>
+ * Using this software signifies agreement to this License, and the software
+ * must not be used for illegal purposes.
+ * <p>
+ * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. The author is
+ * not liable for any claims arising from secondary or illegal development.
+ * <p>
+ * Author: Chill Zhuang (bladejava@qq.com)
+ */
+package org.springblade.auth.props;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
+/**
+ * IAM统一身份认证配置
+ *
+ * @author Chill
+ */
+@Data
+@ConfigurationProperties(prefix = "iam.sso")
+public class IamSsoProperties {
+
+	/**
+	 * IAM换取Token接口地址
+	 */
+	private String tokenUrl;
+
+	/**
+	 * IAM获取用户信息接口地址
+	 */
+	private String profileUrl;
+
+	/**
+	 * IAM客户端ID
+	 */
+	private String clientId;
+
+	/**
+	 * IAM客户端密钥
+	 */
+	private String clientSecret;
+
+	/**
+	 * IAM回调地址
+	 */
+	private String redirectUri;
+
+	/**
+	 * IAM认证头。为空时默认使用 Basic Base64(clientId:clientSecret)
+	 */
+	private String authorization;
+
+	/**
+	 * IAM用户信息认证头。为空时默认使用 Bearer accessToken
+	 */
+	private String profileAuthorization;
+
+}