From a551b3e7b88d8ae3d151591593ec04da58034004 Mon Sep 17 00:00:00 2001
From: Anthony Stirling <77850077+Frooodle@users.noreply.github.com>
Date: Fri, 4 Jul 2025 22:54:07 +0100
Subject: [PATCH] Update
 stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
---
 .../SPDF/controller/api/security/CertSignController.java        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java b/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java
index f12b5359b..2b4f90c33 100644
--- a/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java
+++ b/stirling-pdf/src/main/java/stirling/software/SPDF/controller/api/security/CertSignController.java
@@ -166,7 +166,7 @@ public class CertSignController {
         Integer pageNumber = request.getPageNumber() != null ? (request.getPageNumber() - 1) : null;
         Boolean showLogo = request.getShowLogo();
 
-        if (certType == null || certType.trim().isEmpty()) {
+        if (StringUtils.isBlank(certType)) {
             throw ExceptionUtils.createIllegalArgumentException(
                     "error.optionsNotSpecified",
                     "{0} options are not specified",