update UserMailSendService.java

난수 생성에 seed 추가
Daemawiki · Apr 3, 2024 · 07fe824 · 07fe824
1 parent 3fd5ec8
commit 07fe824
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/...-service/src/main/java/org/daemawiki/domain/mail/usecase/service/UserMailSendService.java b/...-service/src/main/java/org/daemawiki/domain/mail/usecase/service/UserMailSendService.java
@@ -103,9 +103,15 @@ private String getMailTemplate(String key) {
 
     private String getRandomCode() {
         SecureRandom secureRandom = new SecureRandom();
+        byte[] seed = new byte[32];
+        secureRandom.nextBytes(seed);
+        secureRandom.setSeed(seed);
         byte[] randomBytes = new byte[4];
         secureRandom.nextBytes(randomBytes);
-        return Base64.getUrlEncoder().withoutPadding().encodeToString(randomBytes);
+
+        return Base64.getUrlEncoder()
+                .withoutPadding()
+                .encodeToString(randomBytes);
     }
 
 }