diff --git a/pom.xml b/pom.xml
index 1a4dd54..ec7c06d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -65,6 +65,10 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-redis</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-pool2</artifactId>
+        </dependency>
 
 
         <dependency>
diff --git a/src/main/java/com/monkeyk/sos/domain/oauth/ClaimsOAuth2TokenCustomizer.java b/src/main/java/com/monkeyk/sos/domain/oauth/ClaimsOAuth2TokenCustomizer.java
index f7c4030..f3e4c04 100644
--- a/src/main/java/com/monkeyk/sos/domain/oauth/ClaimsOAuth2TokenCustomizer.java
+++ b/src/main/java/com/monkeyk/sos/domain/oauth/ClaimsOAuth2TokenCustomizer.java
@@ -39,7 +39,8 @@ public class ClaimsOAuth2TokenCustomizer implements OAuth2TokenCustomizer<JwtEnc
 
         JwtClaimsSet.Builder claims = context.getClaims();
         //jti
-        claims.id(GuidGenerator.generateNumber());
+        String jti = GuidGenerator.generateNumber();
+        claims.id(jti);
 
         //根据不同的 scope 与 tokenType添加扩展属性
         OAuth2TokenType tokenType = context.getTokenType();
diff --git a/src/main/java/com/monkeyk/sos/domain/oauth/JtiRepository.java b/src/main/java/com/monkeyk/sos/domain/oauth/JtiRepository.java
new file mode 100644
index 0000000..6a67ee2
--- /dev/null
+++ b/src/main/java/com/monkeyk/sos/domain/oauth/JtiRepository.java
@@ -0,0 +1,44 @@
+package com.monkeyk.sos.domain.oauth;
+
+/**
+ * 2025/5/28 17:19
+ *
+ * @author Shengzhao Li
+ * @since 3.0.1
+ */
+public interface JtiRepository {
+
+
+    /**
+     * 保存 JtiToken
+     *
+     * @param jtiToken JtiToken
+     * @param ttl      有效时间,秒
+     */
+    void saveJtiToken(JtiToken jtiToken, long ttl);
+
+    /**
+     * 查询
+     *
+     * @param jti jti
+     * @return JtiToken
+     */
+    JtiToken findByJti(String jti);
+
+    /**
+     * 判断对应的 jti 是否存在(一般存在表示还可用？)，根据 jti
+     *
+     * @param jti jti
+     * @return true 存在
+     */
+    boolean existJti(String jti);
+
+    /**
+     * 删除 Jti 数据
+     *
+     * @param jti jti
+     * @return 删除成功返回 true
+     */
+    Boolean removeJtiToken(String jti);
+
+}
diff --git a/src/main/java/com/monkeyk/sos/domain/oauth/JtiToken.java b/src/main/java/com/monkeyk/sos/domain/oauth/JtiToken.java
new file mode 100644
index 0000000..23bbd79
--- /dev/null
+++ b/src/main/java/com/monkeyk/sos/domain/oauth/JtiToken.java
@@ -0,0 +1,73 @@
+package com.monkeyk.sos.domain.oauth;
+
+import java.io.Serial;
+import java.io.Serializable;
+
+/**
+ * 2025/5/28 17:16
+ *
+ * @author Shengzhao Li
+ * @since 3.0.0
+ */
+public class JtiToken implements Serializable {
+    @Serial
+    private static final long serialVersionUID = -6826558386135443094L;
+
+
+    /**
+     * jti值，从id_token 获取
+     */
+    private String jti;
+
+    /**
+     * OAuth2 clientId
+     */
+    private String clientId;
+
+    /**
+     * user id，可选
+     */
+    private String userId;
+
+    // 可扩展其他属性
+
+
+    public JtiToken() {
+    }
+
+    public String getJti() {
+        return jti;
+    }
+
+    public JtiToken setJti(String jti) {
+        this.jti = jti;
+        return this;
+    }
+
+    public String getClientId() {
+        return clientId;
+    }
+
+    public JtiToken setClientId(String clientId) {
+        this.clientId = clientId;
+        return this;
+    }
+
+    public String getUserId() {
+        return userId;
+    }
+
+    public JtiToken setUserId(String userId) {
+        this.userId = userId;
+        return this;
+    }
+
+    @Override
+    public String toString() {
+        return "{" +
+                "jti='" + jti + '\'' +
+                ", clientId='" + clientId + '\'' +
+                ", userId='" + userId + '\'' +
+                '}';
+    }
+}
diff --git a/src/main/java/com/monkeyk/sos/infrastructure/redis/JtiRepositoryRedis.java b/src/main/java/com/monkeyk/sos/infrastructure/redis/JtiRepositoryRedis.java
new file mode 100644
index 0000000..76d4c2c
--- /dev/null
+++ b/src/main/java/com/monkeyk/sos/infrastructure/redis/JtiRepositoryRedis.java
@@ -0,0 +1,96 @@
+package com.monkeyk.sos.infrastructure.redis;
+
+import com.monkeyk.sos.domain.oauth.JtiRepository;
+import com.monkeyk.sos.domain.oauth.JtiToken;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.BoundValueOperations;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.stereotype.Repository;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * 2025/5/28 17:22
+ *
+ * @author Shengzhao Li
+ * @since 3.0.1
+ */
+
+@Repository
+public class JtiRepositoryRedis implements JtiRepository {
+
+    private static final Logger LOG = LoggerFactory.getLogger(JtiRepositoryRedis.class);
+
+    /**
+     * KEY的格式
+     */
+    private static final String KEY_FORMAT = "sos-jti-%s";
+
+
+    @Autowired
+    private RedisTemplate<Object, Object> redisTemplate;
+
+
+    /**
+     * 统一加前缀
+     *
+     * @param jti jti
+     * @return redis key
+     */
+    private String getJtiRedisKey(String jti) {
+        return String.format(KEY_FORMAT, jti);
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void saveJtiToken(JtiToken jtiToken, long ttl) {
+        if (ttl <= 0) {
+            throw new IllegalArgumentException("ttl must be greater than 0");
+        }
+        String redisKey = getJtiRedisKey(jtiToken.getJti());
+        if (LOG.isTraceEnabled()) {
+            LOG.trace("saveJtiToken, jtiToken: {}, ttl: {}", jtiToken, ttl);
+        }
+        BoundValueOperations<Object, Object> bvo = this.redisTemplate.boundValueOps(redisKey);
+        bvo.set(jtiToken, ttl, TimeUnit.SECONDS);
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public JtiToken findByJti(String jti) {
+        String redisKey = getJtiRedisKey(jti);
+        BoundValueOperations<Object, Object> bvo = this.redisTemplate.boundValueOps(redisKey);
+        return (JtiToken) bvo.get();
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public boolean existJti(String jti) {
+        String redisKey = getJtiRedisKey(jti);
+        Boolean has = this.redisTemplate.hasKey(redisKey);
+        return has != null ? has : false;
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public Boolean removeJtiToken(String jti) {
+        String redisKey = getJtiRedisKey(jti);
+        return this.redisTemplate.delete(redisKey);
+    }
+
+
+}
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index d1689fc..ef72b75 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -24,11 +24,12 @@ spring.security.oauth2.authorizationserver.issuer=http://127.0.0.1:${server.port
 #
 # Redis
 #
-spring.data.redis.host=localhost
+spring.data.redis.host=127.0.0.1
 spring.data.redis.port=6379
 spring.data.redis.database=5
 spring.data.redis.password=
 spring.data.redis.timeout=2000
+spring.data.redis.lettuce.pool.enabled=true
 #
 # Condition Config
 # @since 2.1.0
diff --git a/src/test/java/com/monkeyk/sos/infrastructure/redis/JtiRepositoryRedisTest.java b/src/test/java/com/monkeyk/sos/infrastructure/redis/JtiRepositoryRedisTest.java
new file mode 100644
index 0000000..f6e4989
--- /dev/null
+++ b/src/test/java/com/monkeyk/sos/infrastructure/redis/JtiRepositoryRedisTest.java
@@ -0,0 +1,48 @@
+package com.monkeyk.sos.infrastructure.redis;
+
+import com.monkeyk.sos.domain.oauth.JtiToken;
+import com.monkeyk.sos.infrastructure.AbstractRepositoryTest;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.transaction.annotation.Transactional;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+/**
+ * 2025/5/28 17:33
+ *
+ * @author Shengzhao Li
+ * @since 3.0.1
+ */
+//@Transactional
+class JtiRepositoryRedisTest extends AbstractRepositoryTest {
+
+
+    @Autowired
+    private JtiRepositoryRedis repositoryRedis;
+
+    @Test
+    void saveJtiToken() {
+
+        JtiToken jtiToken = new JtiToken()
+                .setJti("jti").setClientId("clientId").setUserId("userId");
+
+        repositoryRedis.saveJtiToken(jtiToken, 1000);
+
+        repositoryRedis.removeJtiToken(jtiToken.getJti());
+    }
+
+    @Test
+    void findByJti() {
+
+        JtiToken jtiToken = repositoryRedis.findByJti("jti");
+        assertNull(jtiToken);
+    }
+
+    @Test
+    void existJti() {
+
+        boolean exist = repositoryRedis.existJti("jti");
+        assertFalse(exist);
+    }
+}
\ No newline at end of file