diff --git a/session/impl_redis.go b/session/impl_redis.go
index aed0657..e3169cc 100644
--- a/session/impl_redis.go
+++ b/session/impl_redis.go
@@ -55,8 +55,6 @@ func (p *provider_redis) New(input *Authorization) (string, error) {
 	}
 	pk := storagekey_to_publickey(sk)
 
-	logger.Println("session provider new :", sk, pk)
-
 	return string(pk), err
 }
 
@@ -69,7 +67,6 @@ func (p *provider_redis) Delete(account primitive.ObjectID) error {
 	}
 
 	for _, sk := range sks {
-		logger.Println("session provider delete :", sk)
 		p.redisClient.Del(p.ctx, sk).Result()
 		p.redisClient.Publish(p.ctx, p.deleteChannel, sk).Result()
 	}
@@ -94,15 +91,12 @@ func (p *provider_redis) Query(pk string) (Authorization, error) {
 		return Authorization{}, err
 	}
 
-	logger.Println("session provider query :", pk, auth)
-
 	return auth, nil
 }
 
 func (p *provider_redis) Touch(pk string) (bool, error) {
 	sk := publickey_to_storagekey(publickey(pk))
 	ok, err := p.redisClient.Expire(p.ctx, string(sk), p.ttl).Result()
-	logger.Println("session provider touch :", pk)
 
 	if err == redis.Nil {
 		// 이미 만료됨
@@ -112,7 +106,6 @@ func (p *provider_redis) Touch(pk string) (bool, error) {
 		logger.Println("session consumer touch :", pk, err)
 		return false, err
 	}
-	logger.Println("session consumer touch :", pk)
 
 	return ok, nil
 }
@@ -288,10 +281,8 @@ func (c *consumer_redis) Touch(pk string) (Authorization, error) {
 			c.add_internal(sk, si)
 		}
 
-		logger.Println("session consumer touch(ok) :", pk)
 		return *si.Authorization, nil
 	}
 
-	logger.Println("session consumer touch(!ok) :", pk)
 	return Authorization{}, nil
 }