diff --git a/server/src/main/java/com/ticketing/server/global/validator/constraints/FieldsValueNotMatch.java b/server/src/main/java/com/ticketing/server/global/validator/constraints/FieldsValueNotMatch.java
new file mode 100644
index 0000000..ecabaf4
--- /dev/null
+++ b/server/src/main/java/com/ticketing/server/global/validator/constraints/FieldsValueNotMatch.java
@@ -0,0 +1,28 @@
+package com.ticketing.server.global.validator.constraints;
+
+import com.ticketing.server.global.validator.constraintvalidators.FieldsValueNotMatchValidator;
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import javax.validation.Constraint;
+import javax.validation.Payload;
+
+@Constraint(validatedBy = FieldsValueNotMatchValidator.class)
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface FieldsValueNotMatch {
+
+	String message();
+
+	String field();
+
+	String fieldMatch();
+
+	Class<?>[] groups() default {};
+
+	Class<? extends Payload>[] payload() default {};
+
+}
diff --git a/server/src/main/java/com/ticketing/server/global/validator/constraintvalidators/FieldsValueNotMatchValidator.java b/server/src/main/java/com/ticketing/server/global/validator/constraintvalidators/FieldsValueNotMatchValidator.java
new file mode 100644
index 0000000..bfea20e
--- /dev/null
+++ b/server/src/main/java/com/ticketing/server/global/validator/constraintvalidators/FieldsValueNotMatchValidator.java
@@ -0,0 +1,29 @@
+package com.ticketing.server.global.validator.constraintvalidators;
+
+import com.ticketing.server.global.validator.constraints.FieldsValueNotMatch;
+import javax.validation.ConstraintValidator;
+import javax.validation.ConstraintValidatorContext;
+import org.springframework.beans.BeanWrapperImpl;
+
+public class FieldsValueNotMatchValidator implements ConstraintValidator<FieldsValueNotMatch, Object> {
+
+	private String field;
+	private String fieldMatch;
+
+	public void initialize(FieldsValueNotMatch constraintAnnotation) {
+		this.field = constraintAnnotation.field();
+		this.fieldMatch = constraintAnnotation.fieldMatch();
+	}
+
+	@Override
+	public boolean isValid(Object value, ConstraintValidatorContext context) {
+		Object fieldValue = new BeanWrapperImpl(value).getPropertyValue(field);
+		Object fieldMatchValue = new BeanWrapperImpl(value).getPropertyValue(fieldMatch);
+
+		if (fieldValue != null) {
+			return !fieldValue.equals(fieldMatchValue);
+		} else {
+			return fieldMatchValue != null;
+		}
+	}
+}
diff --git a/server/src/main/java/com/ticketing/server/user/application/AuthController.java b/server/src/main/java/com/ticketing/server/user/application/AuthController.java
index a3c0f26..11d3243 100644
--- a/server/src/main/java/com/ticketing/server/user/application/AuthController.java
+++ b/server/src/main/java/com/ticketing/server/user/application/AuthController.java
@@ -3,7 +3,6 @@ package com.ticketing.server.user.application;
 import com.ticketing.server.user.application.request.LoginRequest;
 import com.ticketing.server.user.application.response.TokenDto;
 import com.ticketing.server.user.service.interfaces.AuthenticationService;
-import javax.servlet.http.HttpServletResponse;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpHeaders;
@@ -24,27 +23,30 @@ public class AuthController {
 	private final AuthenticationService authenticationService;
 
 	@PostMapping("/token")
-	public ResponseEntity<TokenDto> login(@RequestBody LoginRequest loginRequest, HttpServletResponse response) {
+	public ResponseEntity<TokenDto> login(@RequestBody LoginRequest loginRequest) {
 		TokenDto tokenDto = authenticationService.generateTokenDto(loginRequest.toAuthentication());
 
-		setNotCaching(response);
-		return ResponseEntity.status(HttpStatus.OK).body(tokenDto);
+		return ResponseEntity.status(HttpStatus.OK)
+			.headers(getHttpHeaders())
+			.body(tokenDto);
 	}
 
 	@PostMapping("/refresh")
-	public ResponseEntity<TokenDto> refreshToken(@RequestParam("refreshToken") String refreshToken, HttpServletResponse response) {
+	public ResponseEntity<TokenDto> refreshToken(@RequestParam("refreshToken") String refreshToken) {
 		TokenDto tokenDto = authenticationService.reissueTokenDto(refreshToken);
 
-		setNotCaching(response);
-		return ResponseEntity.status(HttpStatus.OK).body(tokenDto);
+		return ResponseEntity.status(HttpStatus.OK)
+			.headers(getHttpHeaders())
+			.body(tokenDto);
 	}
 
-	private HttpServletResponse setNotCaching(HttpServletResponse response) {
-		response.setHeader(HttpHeaders.CACHE_CONTROL, "no-cache, no-store, must-revalidate");
-		response.setHeader(HttpHeaders.PRAGMA, "no-store");
-		response.setHeader(HttpHeaders.EXPIRES, "0");
+	private HttpHeaders getHttpHeaders() {
+		HttpHeaders httpHeaders = new HttpHeaders();
+		httpHeaders.set(HttpHeaders.CACHE_CONTROL, "no-cache, no-store, must-revalidate");
+		httpHeaders.set(HttpHeaders.PRAGMA, "no-store");
+		httpHeaders.set(HttpHeaders.EXPIRES, "0");
 
-		return response;
+		return httpHeaders;
 	}
 
 }
diff --git a/server/src/main/java/com/ticketing/server/user/application/UserController.java b/server/src/main/java/com/ticketing/server/user/application/UserController.java
index b91bf7c..0164c1f 100644
--- a/server/src/main/java/com/ticketing/server/user/application/UserController.java
+++ b/server/src/main/java/com/ticketing/server/user/application/UserController.java
@@ -61,12 +61,6 @@ public class UserController {
 	public ResponseEntity<UserChangePasswordResponse> changePassword(
 		@AuthenticationPrincipal UserDetails userRequest,
 		@RequestBody @Valid UserChangePasswordRequest request) {
-
-		if (request.oldEqualNew()) {
-			log.error("기존 패스워드와 동일한 패스워드로 변경할 수 없습니다.");
-			return ResponseEntity.status(HttpStatus.BAD_REQUEST).build();
-		}
-
 		User user = userService.changePassword(request.toChangePasswordDto(userRequest.getUsername(), passwordEncoder));
 		return ResponseEntity.status(HttpStatus.OK).body(UserChangePasswordResponse.from(user));
 	}
diff --git a/server/src/main/java/com/ticketing/server/user/application/request/UserChangePasswordRequest.java b/server/src/main/java/com/ticketing/server/user/application/request/UserChangePasswordRequest.java
index 545fc87..a4f1eab 100644
--- a/server/src/main/java/com/ticketing/server/user/application/request/UserChangePasswordRequest.java
+++ b/server/src/main/java/com/ticketing/server/user/application/request/UserChangePasswordRequest.java
@@ -1,5 +1,6 @@
 package com.ticketing.server.user.application.request;
 
+import com.ticketing.server.global.validator.constraints.FieldsValueNotMatch;
 import com.ticketing.server.user.service.dto.ChangePasswordDTO;
 import javax.validation.constraints.NotEmpty;
 import lombok.AllArgsConstructor;
@@ -10,6 +11,11 @@ import org.springframework.security.crypto.password.PasswordEncoder;
 @Getter
 @NoArgsConstructor
 @AllArgsConstructor
+@FieldsValueNotMatch(
+	field = "oldPassword",
+	fieldMatch = "newPassword",
+	message = "{validation.password.not.change}"
+)
 public class UserChangePasswordRequest {
 
 	@NotEmpty(message = "{validation.not.empty.oldpassword}")
@@ -22,8 +28,4 @@ public class UserChangePasswordRequest {
 		return new ChangePasswordDTO(email, oldPassword, newPassword, passwordEncoder);
 	}
 
-	public boolean oldEqualNew() {
-		return oldPassword.equals(newPassword);
-	}
-
 }
diff --git a/server/src/main/resources/i18n/messages.properties b/server/src/main/resources/i18n/messages.properties
index 2d2f70c..d356a7f 100644
--- a/server/src/main/resources/i18n/messages.properties
+++ b/server/src/main/resources/i18n/messages.properties
@@ -7,3 +7,4 @@ validation.not.empty.grade="\uC0AC\uC6A9\uC790 \uB4F1\uAE09\uC740 \uD544\uC218 \
 validation.not.empty.phone="\uD734\uB300\uBC88\uD638\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
 validation.email="\uC774\uBA54\uC77C\uC774 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
 validation.phone="\uD734\uB300\uBC88\uD638\uAC00 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
+validation.password.not.change="\uB3D9\uC77C\uD55C \uD328\uC2A4\uC6CC\uB4DC\uB85C \uBCC0\uACBD\uD560 \uC218 \uC5C6\uC2B5\uB2C8\uB2E4."
diff --git a/server/src/main/resources/i18n/messages_en.properties b/server/src/main/resources/i18n/messages_en.properties
index 65240e4..6538fff 100644
--- a/server/src/main/resources/i18n/messages_en.properties
+++ b/server/src/main/resources/i18n/messages_en.properties
@@ -7,3 +7,4 @@ validation.not.empty.grade="user grade is required."
 validation.not.empty.phone="phone is required."
 validation.email="email is not valid."
 validation.phone="phone is not valid."
+validation.password.not.change="password not change."
diff --git a/server/src/main/resources/i18n/messages_ko.properties b/server/src/main/resources/i18n/messages_ko.properties
index 2d2f70c..d356a7f 100644
--- a/server/src/main/resources/i18n/messages_ko.properties
+++ b/server/src/main/resources/i18n/messages_ko.properties
@@ -7,3 +7,4 @@ validation.not.empty.grade="\uC0AC\uC6A9\uC790 \uB4F1\uAE09\uC740 \uD544\uC218 \
 validation.not.empty.phone="\uD734\uB300\uBC88\uD638\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
 validation.email="\uC774\uBA54\uC77C\uC774 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
 validation.phone="\uD734\uB300\uBC88\uD638\uAC00 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
+validation.password.not.change="\uB3D9\uC77C\uD55C \uD328\uC2A4\uC6CC\uB4DC\uB85C \uBCC0\uACBD\uD560 \uC218 \uC5C6\uC2B5\uB2C8\uB2E4."