diff --git a/.github/workflows/test-phpunit.yml b/.github/workflows/test-phpunit.yml
index 94ffde1..db17e8c 100644
--- a/.github/workflows/test-phpunit.yml
+++ b/.github/workflows/test-phpunit.yml
@@ -68,7 +68,7 @@ jobs:
           fi
 
       - name: Test with PHPUnit
-        run: vendor/bin/phpunit tests/ --coverage-text --coverage-clover build/logs/clover.xml --coverage-php build/cov/coverage.cov --testsuite main
+        run: vendor/bin/phpunit --coverage-text --coverage-clover build/logs/clover.xml --coverage-php build/cov/coverage.cov --testsuite main
         env:
           TERM: xterm-256color
           TACHYCARDIA_MONITOR_GA: enabled
diff --git a/.gitignore b/.gitignore
index b29f218..4f1868a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,6 +54,8 @@ tests/coverage*
 
 # Don't save phpunit under version control.
 phpunit
+tests/_support/result/*
+!tests/_support/result/.gitkeep
 
 #-------------------------
 # Composer
diff --git a/tests/SecureTest.php b/tests/SecureTest.php
index c979868..b9ded25 100644
--- a/tests/SecureTest.php
+++ b/tests/SecureTest.php
@@ -11,7 +11,9 @@
 
 namespace Tests;
 
+use DateTimeImmutable;
 use PHPDevsr\Spreadsheet\Secure;
+use PHPUnit\Framework\Attributes\DataProvider;
 use PHPUnit\Framework\TestCase;
 
 /**
@@ -24,20 +26,79 @@ final class SecureTest extends TestCase
      */
     private static string $folderSupport = '';
 
+    /**
+     * Result of Test
+     */
+    private static string $folderSupportResult = '';
+
     protected function setUp(): void
     {
-        self::$folderSupport = './tests/_support/';
+        self::$folderSupport       = './tests/_support/';
+        self::$folderSupportResult = self::$folderSupport . 'result/';
+
+        if ($handlePath = opendir(self::$folderSupportResult)) {
+            $date = new DateTimeImmutable();
+
+            while (false !== ($file = readdir($handlePath))) {
+                if ($file === '.' || $file === '..' || $file === '.gitkeep') {
+                    continue;
+                }
 
-        if (file_exists(self::$folderSupport . 'bb.xlsx')) {
-            unlink(self::$folderSupport . 'bb.xlsx');
+                $fileLastModified = filemtime(self::$folderSupportResult . $file);
+
+                if ($date->getTimestamp() > $fileLastModified && is_file(self::$folderSupportResult . $file)) {
+                    unlink(self::$folderSupportResult . $file);
+                }
+            }
+
+            closedir($handlePath);
         }
     }
 
-    public static function testEncryptor(): void
+    public static function dataProviderExcel(): iterable
+    {
+        yield from [
+            'Excel 2024' => [
+                'checkFiles'    => 'excel2024.xlsx',
+                'expectedFiles' => 'excel2024_result.xlsx',
+            ],
+            'Excel 2024 - Strict' => [
+                'checkFiles'    => 'excel2024strict.xlsx',
+                'expectedFiles' => 'excel2024strict_result.xlsx',
+            ],
+            'Excel Macro' => [
+                'checkFiles'    => 'excelmacro.xlsm',
+                'expectedFiles' => 'excelmacro_result.xlsm',
+            ],
+            'Excel Binary' => [
+                'checkFiles'    => 'excelbinary.xlsb',
+                'expectedFiles' => 'excelbinary_result.xlsb',
+            ],
+            'Excel 97-2003' => [
+                'checkFiles'    => 'excel97.xls',
+                'expectedFiles' => 'excel97_result.xls',
+            ],
+            'Excel 95' => [
+                'checkFiles'    => 'excel95.xls',
+                'expectedFiles' => 'excel95_result.xls',
+            ],
+            'CSV UTF-8' => [
+                'checkFiles'    => 'csvutf8.csv',
+                'expectedFiles' => 'csvutf8_result.csv',
+            ],
+            'CSV Unknown' => [
+                'checkFiles'    => 'csvunknown.csv',
+                'expectedFiles' => 'csvunknown_result.csv',
+            ],
+        ];
+    }
+
+    #[DataProvider('dataProviderExcel')]
+    public static function testEncryptor(string $checkFiles = '', string $expectedFiles = ''): void
     {
-        (new Secure())->setFile(self::$folderSupport . 'Book1.xlsx')->setPassword('111')->output(self::$folderSupport . 'bb.xlsx');
+        (new Secure())->setFile(self::$folderSupport . $checkFiles)->setPassword('111')->output(self::$folderSupportResult . $expectedFiles);
 
-        self::assertFileExists(self::$folderSupport . 'bb.xlsx');
+        self::assertFileExists(self::$folderSupportResult . $expectedFiles);
     }
 
     public static function testEncryptorWithBinaryData(): void
diff --git a/tests/_support/.gitkeep b/tests/_support/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/tests/_support/csvunknown.csv b/tests/_support/csvunknown.csv
new file mode 100644
index 0000000..fc05e53
--- /dev/null
+++ b/tests/_support/csvunknown.csv
@@ -0,0 +1,20 @@
+1;2;3;4;5;6;7;8;9;10;11;12;13;14;15;16;17;18;19;20
+2;2;;;;;;;;;;;;;;;;;;
+3;;3;;;;;;;;;;;;;;;;;
+4;;;4;;;;;;;;;;;;;;;;
+5;;;;5;;;;;;;;;;;;;;;
+6;;;;;6;;;;;;;;;;;;;;
+7;;;;;;7;;;;;;;;;;;;;
+8;;;;;;;8;;;;;;;;;;;;
+9;;;;;;;;9;;;;;;;;;;;
+10;;;;;;;;;10;;;;;;;;;;
+11;;;;;;;;;;11;;;;;;;;;
+12;;;;;;;;;;;12;;;;;;;;
+13;;;;;;;;;;;;13;;;;;;;
+14;;;;;;;;;;;;;14;;;;;;
+15;;;;;;;;;;;;;;15;;;;;
+16;;;;;;;;;;;;;;;16;;;;
+17;;;;;;;;;;;;;;;;17;;;
+18;;;;;;;;;;;;;;;;;18;;
+19;;;;;;;;;;;;;;;;;;19;
+20;;;;;;;;;;;;;;;;;;;20
diff --git a/tests/_support/csvutf8.csv b/tests/_support/csvutf8.csv
new file mode 100644
index 0000000..c62fade
--- /dev/null
+++ b/tests/_support/csvutf8.csv
@@ -0,0 +1,20 @@
+1;2;3;4;5;6;7;8;9;10;11;12;13;14;15;16;17;18;19;20
+2;2;;;;;;;;;;;;;;;;;;
+3;;3;;;;;;;;;;;;;;;;;
+4;;;4;;;;;;;;;;;;;;;;
+5;;;;5;;;;;;;;;;;;;;;
+6;;;;;6;;;;;;;;;;;;;;
+7;;;;;;7;;;;;;;;;;;;;
+8;;;;;;;8;;;;;;;;;;;;
+9;;;;;;;;9;;;;;;;;;;;
+10;;;;;;;;;10;;;;;;;;;;
+11;;;;;;;;;;11;;;;;;;;;
+12;;;;;;;;;;;12;;;;;;;;
+13;;;;;;;;;;;;13;;;;;;;
+14;;;;;;;;;;;;;14;;;;;;
+15;;;;;;;;;;;;;;15;;;;;
+16;;;;;;;;;;;;;;;16;;;;
+17;;;;;;;;;;;;;;;;17;;;
+18;;;;;;;;;;;;;;;;;18;;
+19;;;;;;;;;;;;;;;;;;19;
+20;;;;;;;;;;;;;;;;;;;20
diff --git a/tests/_support/excel2024.xlsx b/tests/_support/excel2024.xlsx
new file mode 100644
index 0000000..eb0d023
Binary files /dev/null and b/tests/_support/excel2024.xlsx differ
diff --git a/tests/_support/excel2024strict.xlsx b/tests/_support/excel2024strict.xlsx
new file mode 100644
index 0000000..9a31da5
Binary files /dev/null and b/tests/_support/excel2024strict.xlsx differ
diff --git a/tests/_support/excel95.xls b/tests/_support/excel95.xls
new file mode 100644
index 0000000..fcf601c
Binary files /dev/null and b/tests/_support/excel95.xls differ
diff --git a/tests/_support/excel97.xls b/tests/_support/excel97.xls
new file mode 100644
index 0000000..a2631a7
Binary files /dev/null and b/tests/_support/excel97.xls differ
diff --git a/tests/_support/excelbinary.xlsb b/tests/_support/excelbinary.xlsb
new file mode 100644
index 0000000..767147e
Binary files /dev/null and b/tests/_support/excelbinary.xlsb differ
diff --git a/tests/_support/excelmacro.xlsm b/tests/_support/excelmacro.xlsm
new file mode 100644
index 0000000..5139255
Binary files /dev/null and b/tests/_support/excelmacro.xlsm differ