diff --git a/src/main/kotlin/com/tinuproject/tinu/domain/exception/token/InvalidedToken.kt b/src/main/kotlin/com/tinuproject/tinu/domain/exception/token/InvalidedTokenException.kt
similarity index 85%
rename from src/main/kotlin/com/tinuproject/tinu/domain/exception/token/InvalidedToken.kt
rename to src/main/kotlin/com/tinuproject/tinu/domain/exception/token/InvalidedTokenException.kt
index 162d52a..ab51882 100644
--- a/src/main/kotlin/com/tinuproject/tinu/domain/exception/token/InvalidedToken.kt
+++ b/src/main/kotlin/com/tinuproject/tinu/domain/exception/token/InvalidedTokenException.kt
@@ -2,6 +2,6 @@ package com.tinuproject.tinu.domain.exception.token
 
 import com.tinuproject.tinu.domain.exception.base.BaseException
 
-class InvalidedToken(
+class InvalidedTokenException(
 
 ):BaseException(tokenErrorCode=TokenErrorCode.TOKEN_INVALIDED) {}
\ No newline at end of file
diff --git a/src/main/kotlin/com/tinuproject/tinu/domain/token/Tokens.kt b/src/main/kotlin/com/tinuproject/tinu/domain/token/Tokens.kt
new file mode 100644
index 0000000..dd044ad
--- /dev/null
+++ b/src/main/kotlin/com/tinuproject/tinu/domain/token/Tokens.kt
@@ -0,0 +1,8 @@
+package com.tinuproject.tinu.domain.token
+
+class Tokens(
+    val accessToken : String,
+    val refreshToken : String
+) {
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/RefreshTokenController.kt b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/RefreshTokenController.kt
new file mode 100644
index 0000000..37b467b
--- /dev/null
+++ b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/RefreshTokenController.kt
@@ -0,0 +1,54 @@
+package com.tinuproject.tinu.domain.token.refreshtoken
+
+import com.tinuproject.tinu.domain.exception.token.InvalidedTokenException
+import com.tinuproject.tinu.domain.exception.token.NotFoundTokenException
+import com.tinuproject.tinu.domain.token.Tokens
+import com.tinuproject.tinu.domain.token.refreshtoken.service.RefreshTokenService
+import com.tinuproject.tinu.web.CookieGenerator
+import jakarta.servlet.http.HttpServletResponse
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.http.ResponseEntity
+import org.springframework.stereotype.Controller
+import org.springframework.web.bind.annotation.CookieValue
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RequestMapping
+
+@Controller
+@RequestMapping("api/token")
+class RefreshTokenController(
+    private val refreshTokenService : RefreshTokenService,
+
+    @Value("\${cookie.token.access-token}")
+    private val accessTokenKey : String,
+
+    @Value("\${cookie.token.refresh-token}")
+    private val refreshTokenkey : String
+) {
+    var log : Logger = LoggerFactory.getLogger(this::class.java)
+
+
+    @GetMapping("/generate")
+    fun generateAccessToken(httpServletResponse: HttpServletResponse, @CookieValue(name = "RefreshToken") refreshToken : String?): ResponseEntity<Map<String, Any>> {
+        var tokens : Tokens
+        log.info("AccessToken 갱신 시도")
+        if(refreshToken==null){
+            throw NotFoundTokenException()
+        }
+        try{
+            tokens = refreshTokenService.ReissueAccessTokenByRefreshToken(refreshToken)
+        }catch (e : InvalidedTokenException){
+            throw e
+        }
+
+        httpServletResponse.addCookie(CookieGenerator.createCookies(accessTokenKey,tokens.accessToken))
+        httpServletResponse.addCookie(CookieGenerator.createCookies(refreshTokenkey, tokens.refreshToken))
+        var body : MutableMap<String, Any> = mutableMapOf()
+
+        body.put("Tokens",tokens)
+
+        var responseEntity : ResponseEntity<Map<String, Any>> = ResponseEntity.ok().body(body)
+        return responseEntity
+    }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/tinuproject/tinu/security/RefreshTokenRepository.kt b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/repository/RefreshTokenRepository.kt
similarity index 88%
rename from src/main/kotlin/com/tinuproject/tinu/security/RefreshTokenRepository.kt
rename to src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/repository/RefreshTokenRepository.kt
index 78aa044..248aefc 100644
--- a/src/main/kotlin/com/tinuproject/tinu/security/RefreshTokenRepository.kt
+++ b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/repository/RefreshTokenRepository.kt
@@ -1,4 +1,4 @@
-package com.tinuproject.tinu.security
+package com.tinuproject.tinu.domain.token.refreshtoken.repository
 
 import com.tinuproject.tinu.domain.entity.RefreshToken
 import jakarta.persistence.ManyToOne
@@ -8,7 +8,6 @@ import org.springframework.data.repository.CrudRepository
 import org.springframework.stereotype.Repository
 import java.util.*
 
-@Repository
 interface RefreshTokenRepository:CrudRepository<RefreshToken, Long> {
 
     fun findByUserId(userId : UUID) : RefreshToken
diff --git a/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/service/RefreshTokenService.kt b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/service/RefreshTokenService.kt
new file mode 100644
index 0000000..35664bc
--- /dev/null
+++ b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/service/RefreshTokenService.kt
@@ -0,0 +1,9 @@
+package com.tinuproject.tinu.domain.token.refreshtoken.service
+
+import com.tinuproject.tinu.domain.token.Tokens
+import org.springframework.stereotype.Service
+
+
+interface RefreshTokenService {
+    fun ReissueAccessTokenByRefreshToken(refreshToken : String) : Tokens
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/service/RefreshTokenServiceImpl.kt b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/service/RefreshTokenServiceImpl.kt
new file mode 100644
index 0000000..d3256eb
--- /dev/null
+++ b/src/main/kotlin/com/tinuproject/tinu/domain/token/refreshtoken/service/RefreshTokenServiceImpl.kt
@@ -0,0 +1,53 @@
+package com.tinuproject.tinu.domain.token.refreshtoken.service
+
+import com.tinuproject.tinu.domain.entity.RefreshToken
+import com.tinuproject.tinu.domain.exception.token.InvalidedTokenException
+import com.tinuproject.tinu.domain.token.Tokens
+import com.tinuproject.tinu.domain.token.refreshtoken.repository.RefreshTokenRepository
+import com.tinuproject.tinu.security.jwt.JwtUtil
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.stereotype.Service
+import java.security.SignatureException
+import java.util.*
+
+@Service
+class RefreshTokenServiceImpl(
+    @Value("\${jwt.refresh-token.expiration-time}")
+    private val REFRESH_TOKEN_EXPIRATION_TIME: Long, // 리프레쉬 토큰 유효기간
+
+    @Value("\${jwt.access-token.expiration-time}")
+    private val ACCESS_TOKEN_EXPIRATION_TIME: Long, // 액세스 토큰 유효기간
+
+    private val refreshTokenRepository: RefreshTokenRepository,
+    private val jwtUtil : JwtUtil,
+):RefreshTokenService {
+    var log : Logger = LoggerFactory.getLogger(this::class.java)
+
+    override fun ReissueAccessTokenByRefreshToken(refreshToken: String): Tokens {
+        try{
+            jwtUtil.validateToken(refreshToken)
+        }catch (e : SignatureException){
+            throw InvalidedTokenException()
+        }
+
+        val userId :UUID = UUID.fromString(jwtUtil.getUserIdFromToken(refreshToken))
+
+        //리프레쉬 토큰 삭제
+        refreshTokenRepository.deleteByUserId(userId)
+
+        //리프레쉬 토큰 재발행.
+        val token = jwtUtil.generateRefreshToken(userId,REFRESH_TOKEN_EXPIRATION_TIME)
+
+        val newRefreshToken  = RefreshToken(userId = userId, token = token)
+
+        //리프레쉬 토큰 저장
+        refreshTokenRepository.save(newRefreshToken)
+
+        //AccesToken 재발행.
+        val accessToken : String = jwtUtil.generateAccessToken(userId, ACCESS_TOKEN_EXPIRATION_TIME)
+
+        return Tokens(accessToken=accessToken, refreshToken = refreshToken)
+    }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/tinuproject/tinu/security/config/SecurityConfig.kt b/src/main/kotlin/com/tinuproject/tinu/security/config/SecurityConfig.kt
index 6dafab3..2aae17f 100644
--- a/src/main/kotlin/com/tinuproject/tinu/security/config/SecurityConfig.kt
+++ b/src/main/kotlin/com/tinuproject/tinu/security/config/SecurityConfig.kt
@@ -36,7 +36,7 @@ class SecurityConfig(
         return WebSecurityCustomizer { web: WebSecurity ->
             //로그인이 아예 안되어 있어도 괜찮은 api
             //해당 ""에 API 추가시 해당 API는 필터를 거치지 않음.
-//            web.ignoring().requestMatchers("")
+            web.ignoring().requestMatchers("/api/token/**")
         }
     }
 
diff --git a/src/main/kotlin/com/tinuproject/tinu/security/jwt/JwtUtil.kt b/src/main/kotlin/com/tinuproject/tinu/security/jwt/JwtUtil.kt
index c8de7f7..0ffa4cc 100644
--- a/src/main/kotlin/com/tinuproject/tinu/security/jwt/JwtUtil.kt
+++ b/src/main/kotlin/com/tinuproject/tinu/security/jwt/JwtUtil.kt
@@ -95,7 +95,7 @@ class JwtUtil {
         }catch(e : SignatureException){
             log.warn("Claim이 유효하지 않은 토큰입니다.{}",e.message)
             //TODO(유효하지 않는 토큰 처리")
-            throw Exception()
+            throw e
         }catch (e : Exception){
             log.warn("토큰과 관련한 예기치 못한 에러가 발생했습니다.")
             //TODO(예상치 못한 오류 에러로 처리)
diff --git a/src/main/kotlin/com/tinuproject/tinu/security/oauth2/handler/OAuthLoginSuccessHandler.kt b/src/main/kotlin/com/tinuproject/tinu/security/oauth2/handler/OAuthLoginSuccessHandler.kt
index c96e7b7..84208ee 100644
--- a/src/main/kotlin/com/tinuproject/tinu/security/oauth2/handler/OAuthLoginSuccessHandler.kt
+++ b/src/main/kotlin/com/tinuproject/tinu/security/oauth2/handler/OAuthLoginSuccessHandler.kt
@@ -4,7 +4,7 @@ import com.tinuproject.tinu.domain.entity.RefreshToken
 import com.tinuproject.tinu.domain.entity.SocialMember
 import com.tinuproject.tinu.domain.enum.Social
 import com.tinuproject.tinu.domain.socialmember.repository.SocialMemberRepository
-import com.tinuproject.tinu.security.RefreshTokenRepository
+import com.tinuproject.tinu.domain.token.refreshtoken.repository.RefreshTokenRepository
 import com.tinuproject.tinu.security.jwt.JwtUtil
 import com.tinuproject.tinu.security.oauth2.dto.KakaoUserInfo
 import com.tinuproject.tinu.security.oauth2.dto.NaverUserInfo
@@ -31,7 +31,7 @@ class OAuthLoginSuccessHandler(
 
     private val jwtUtil: JwtUtil,
 
-    private val userRepository: SocialMemberRepository ,
+    private val userRepository: SocialMemberRepository,
 
     private val refreshTokenRepository: RefreshTokenRepository,
 
diff --git a/src/main/kotlin/com/tinuproject/tinu/web/CookieGenerator.kt b/src/main/kotlin/com/tinuproject/tinu/web/CookieGenerator.kt
new file mode 100644
index 0000000..9b36ec5
--- /dev/null
+++ b/src/main/kotlin/com/tinuproject/tinu/web/CookieGenerator.kt
@@ -0,0 +1,17 @@
+package com.tinuproject.tinu.web
+
+import jakarta.servlet.http.Cookie
+
+class CookieGenerator {
+    companion object{
+        fun createCookies(key : String, value : String) : Cookie {
+            val cookie = Cookie(key, value)
+            cookie.path = "/"
+            cookie.isHttpOnly = false
+            cookie.secure = false
+            cookie.maxAge = 3600
+
+            return cookie
+        }
+    }
+}
\ No newline at end of file