diff --git a/src/Document/Dictionary/DictionaryValue/Name/FilterNameValue.php b/src/Document/Dictionary/DictionaryValue/Name/FilterNameValue.php
index ede13c9..f81a6f3 100644
--- a/src/Document/Dictionary/DictionaryValue/Name/FilterNameValue.php
+++ b/src/Document/Dictionary/DictionaryValue/Name/FilterNameValue.php
@@ -7,6 +7,7 @@
 use PrinsFrank\PdfParser\Document\Dictionary\DictionaryKey\DictionaryKey;
 use PrinsFrank\PdfParser\Document\Dictionary\DictionaryValue\Integer\IntegerValue;
 use PrinsFrank\PdfParser\Document\Document;
+use PrinsFrank\PdfParser\Document\Filter\Decode\ASCII85Decode;
 use PrinsFrank\PdfParser\Document\Filter\Decode\CCITTFaxDecode;
 use PrinsFrank\PdfParser\Document\Filter\Decode\FlateDecode;
 use PrinsFrank\PdfParser\Document\Filter\Decode\LZWFlatePredictorValue;
@@ -54,6 +55,7 @@ public function decodeBinary(string $content, ?Dictionary $dictionary, ?Document
                 $decodeParams->getValueForKey(DictionaryKey::K, IntegerValue::class)->value
                     ?? throw new ParseFailureException('Missing K'),
             ),
+            self::ASCII_85_DECODE => ASCII85Decode::decodeBinary($content),
             default => throw new ParseFailureException(sprintf('Content "%.100s..." cannot be decoded for filter "%s"', $content, $this->name))
         };
     }
diff --git a/src/Document/Document.php b/src/Document/Document.php
index b511c18..3b2fddf 100644
--- a/src/Document/Document.php
+++ b/src/Document/Document.php
@@ -20,6 +20,7 @@
 use PrinsFrank\PdfParser\Document\Object\Item\UncompressedObject\UncompressedObjectParser;
 use PrinsFrank\PdfParser\Document\Security\StandardSecurity;
 use PrinsFrank\PdfParser\Document\Version\Version;
+use PrinsFrank\PdfParser\Exception\AuthenticationFailedException;
 use PrinsFrank\PdfParser\Exception\NotImplementedException;
 use PrinsFrank\PdfParser\Exception\ParseFailureException;
 use PrinsFrank\PdfParser\Exception\PdfParserException;
@@ -40,8 +41,16 @@ public function __construct(
         public readonly CrossReferenceSource $crossReferenceSource,
         public ?StandardSecurity             $security,
     ) {
-        if ($this->getEncryptDictionary() !== null) {
-            throw new NotImplementedException('Encrypted documents are not supported yet');
+        if (($encryptDictionary = $this->getEncryptDictionary()) !== null) {
+            if ($encryptDictionary->getSecurityHandler() === null) {
+                throw new NotImplementedException('Empty security handler is not supported');
+            }
+
+            $this->security ??= new StandardSecurity();
+            if ($this->security->isUserPasswordValid($encryptDictionary, $crossReferenceSource->getFirstId()) === false
+                && $this->security->isOwnerPasswordValid($encryptDictionary, $crossReferenceSource->getFirstId()) === false) {
+                throw new AuthenticationFailedException($security === null ? 'Document could not be decrypted using default credentials, please supply an owner or user password' : 'User and owner password are invalid, please supply valid credentials');
+            }
         }
     }
 
diff --git a/src/Document/Filter/Decode/ASCII85Decode.php b/src/Document/Filter/Decode/ASCII85Decode.php
new file mode 100644
index 0000000..6290044
--- /dev/null
+++ b/src/Document/Filter/Decode/ASCII85Decode.php
@@ -0,0 +1,53 @@
+<?php declare(strict_types=1);
+
+namespace PrinsFrank\PdfParser\Document\Filter\Decode;
+
+use PrinsFrank\PdfParser\Exception\RuntimeException;
+
+class ASCII85Decode {
+    /** @throws RuntimeException */
+    public static function decodeBinary(string $string): string {
+        file_put_contents(__DIR__ . '/ascii85.txt', $string);
+        $string = trim($string);
+        if (str_starts_with($string, '<~') && str_ends_with($string, '~>')) {
+            $string = substr($string, 2, -2);
+        }
+
+        $string = preg_replace('/\s+/', '', $string)
+            ?? throw new RuntimeException('An unexpected error occurred while sanitizing ASCII85 string');
+        $length = strlen($string);
+        $decoded = $block = '';
+        for ($i = 0; $i < $length; ++$i) {
+            $char = $string[$i];
+            if ($char === 'z') {
+                $decoded .= "\0\0\0\0";
+                continue;
+            }
+
+            $block .= $char;
+            if (strlen($block) === 5) {
+                $value = 0;
+                for ($j = 0; $j < 5; ++$j) {
+                    $value = $value * 85 + (ord($block[$j]) - 33);
+                }
+
+                $decoded .= pack('N', $value);
+                $block = '';
+            }
+        }
+
+        if ($block !== '') {
+            $padding = 5 - strlen($block);
+            $block = str_pad($block, 5, 'u');
+            $value = 0;
+            for ($i = 0; $i < 5; ++$i) {
+                $value = $value * 85 + (ord($block[$i]) - 33);
+            }
+
+            $binaryData = pack('N', $value);
+            $decoded .= substr($binaryData, 0, 4 - $padding);
+        }
+
+        return $decoded;
+    }
+}
diff --git a/tests/Samples/Info/FileInfo.php b/tests/Samples/Info/FileInfo.php
index 0938686..4f4dd86 100644
--- a/tests/Samples/Info/FileInfo.php
+++ b/tests/Samples/Info/FileInfo.php
@@ -9,7 +9,8 @@ class FileInfo {
     public function __construct(
         public readonly string $pdfPath,
         public readonly int $version,
-        public readonly ?string $password,
+        public readonly ?string $userPassword,
+        public readonly ?string $ownerPassword,
         public readonly ?string $title,
         public readonly ?string $producer,
         public readonly ?string $author,
diff --git a/tests/Samples/Info/SampleProvider.php b/tests/Samples/Info/SampleProvider.php
index 7b93e0f..78e5514 100644
--- a/tests/Samples/Info/SampleProvider.php
+++ b/tests/Samples/Info/SampleProvider.php
@@ -23,17 +23,14 @@ public static function samples(): iterable {
                 throw new RuntimeException();
             }
 
-            /** @var object{version: float, password: ?string, title: ?string, producer: ?string, author: ?string, creator: ?string, creationDate: ?\DateTimeImmutable, modificationDate: ?\DateTimeImmutable, pages: list<object{content: string, images?: string[]}>} $content */
+            /** @var object{version: float, userPassword: ?string, ownerPassword: ?string, title: ?string, producer: ?string, author: ?string, creator: ?string, creationDate: ?\DateTimeImmutable, modificationDate: ?\DateTimeImmutable, pages: list<object{content: string, images?: string[]}>} $content */
             $content = Yaml::parseFile($contentsPath, Yaml::PARSE_OBJECT_FOR_MAP | Yaml::PARSE_EXCEPTION_ON_INVALID_TYPE | Yaml::PARSE_DATETIME);
-            if ($content->password !== null) {
-                continue;
-            }
-
             yield $sampleName => [
                 new FileInfo(
                     $pdfPath,
                     (int) ($content->version * 10),
-                    $content->password,
+                    $content->userPassword,
+                    $content->ownerPassword,
                     $content->title,
                     $content->producer,
                     $content->author,
diff --git a/tests/Samples/SamplesTest.php b/tests/Samples/SamplesTest.php
index 625b24b..e4b6976 100644
--- a/tests/Samples/SamplesTest.php
+++ b/tests/Samples/SamplesTest.php
@@ -6,6 +6,7 @@
 use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProviderExternal;
 use PHPUnit\Framework\TestCase;
+use PrinsFrank\PdfParser\Document\Security\StandardSecurity;
 use PrinsFrank\PdfParser\Document\Version\Version;
 use PrinsFrank\PdfParser\PdfParser;
 use PrinsFrank\PdfParser\Tests\Samples\Info\FileInfo;
@@ -18,8 +19,10 @@
 class SamplesTest extends TestCase {
     /** @throws TypeError|ValueError|RuntimeException */
     #[DataProviderExternal(SampleProvider::class, 'samples')]
-    public function testExternalSourcePDFs(FileInfo $fileInfo): void {
-        $document = (new PdfParser())->parseFile($fileInfo->pdfPath);
+    public function testSamples(FileInfo $fileInfo): void {
+        $document = (new PdfParser())
+            ->parseFile($fileInfo->pdfPath, security: new StandardSecurity($fileInfo->userPassword, $fileInfo->ownerPassword));
+
         static::assertSame(Version::from(number_format($fileInfo->version / 10, 1)), $document->version);
         static::assertSame($fileInfo->title, $document->getInformationDictionary()?->getTitle());
         static::assertSame($fileInfo->producer, $document->getInformationDictionary()?->getProducer());
diff --git a/tests/Samples/files/gdocs-hello-world-simple/contents.yml b/tests/Samples/files/gdocs-hello-world-simple/contents.yml
index ddf13c3..9262f9a 100644
--- a/tests/Samples/files/gdocs-hello-world-simple/contents.yml
+++ b/tests/Samples/files/gdocs-hello-world-simple/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.4'
-password: null
+userPassword: null
+ownerPassword: null
 title: 'Untitled document'
 producer: 'Skia/PDF m133 Google Docs Renderer'
 author: null
diff --git a/tests/Samples/files/gdocs-image-simple/contents.yml b/tests/Samples/files/gdocs-image-simple/contents.yml
index b173803..4f3e312 100644
--- a/tests/Samples/files/gdocs-image-simple/contents.yml
+++ b/tests/Samples/files/gdocs-image-simple/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.4'
-password: null
+userPassword: null
+ownerPassword: null
 title: 'File with image'
 producer: 'Skia/PDF m138 Google Docs Renderer'
 author: null
diff --git a/tests/Samples/files/gdocs-lorem-ipsum-with-titles-and-formatting/contents.yml b/tests/Samples/files/gdocs-lorem-ipsum-with-titles-and-formatting/contents.yml
index 2f0c1c6..049df87 100644
--- a/tests/Samples/files/gdocs-lorem-ipsum-with-titles-and-formatting/contents.yml
+++ b/tests/Samples/files/gdocs-lorem-ipsum-with-titles-and-formatting/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.4'
-password: null
+userPassword: null
+ownerPassword: null
 title: 'lorem ipsum'
 producer: 'Skia/PDF m133 Google Docs Renderer'
 author: null
diff --git a/tests/Samples/files/gdocs-scripts/contents.yml b/tests/Samples/files/gdocs-scripts/contents.yml
index edd1452..103ee2e 100644
--- a/tests/Samples/files/gdocs-scripts/contents.yml
+++ b/tests/Samples/files/gdocs-scripts/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.4'
-password: null
+userPassword: null
+ownerPassword: null
 title: Scripts
 producer: 'Skia/PDF m134 Google Docs Renderer'
 author: null
diff --git a/tests/Samples/files/issue-127/contents.yml b/tests/Samples/files/issue-127/contents.yml
index b68d962..1663177 100644
--- a/tests/Samples/files/issue-127/contents.yml
+++ b/tests/Samples/files/issue-127/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '2.0'
-password: null
+userPassword: null
+ownerPassword: null
 title: !!binary /v8AMQAuADIAIABUAGEAYgBlAGwAbABlAF8AMQBfAEsAQQBfADEAOQAtADAANwAwADUAOQ==
 producer: 'Kofax Power PDF'
 author: 'Rehm, Martin (LSN)'
diff --git a/tests/Samples/files/issue-149/contents.yml b/tests/Samples/files/issue-149/contents.yml
index 1462baa..8356650 100644
--- a/tests/Samples/files/issue-149/contents.yml
+++ b/tests/Samples/files/issue-149/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: '(Dossier représentation Mme BEGOT-3.pdf)'
 producer: 'GPL Ghostscript 10.03.1'
 author: mgomes03
diff --git a/tests/Samples/files/issue-150/contents.yml b/tests/Samples/files/issue-150/contents.yml
index 9f362e6..e0ab106 100644
--- a/tests/Samples/files/issue-150/contents.yml
+++ b/tests/Samples/files/issue-150/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.3'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'RICOH M C251FW (6577f3)'
 author: null
diff --git a/tests/Samples/files/issue-153/contents.yml b/tests/Samples/files/issue-153/contents.yml
new file mode 100644
index 0000000..8255bc5
--- /dev/null
+++ b/tests/Samples/files/issue-153/contents.yml
@@ -0,0 +1,81 @@
+# yaml-language-server: $schema=./.yml-schema.json
+version: '1.4'
+password: null
+title: reception0658@reseau-intersport.fr
+producer: 'Oracle PDF driver'
+author: 'Oracle Reports'
+creator: 'Oracle12c AS Reports Services'
+creationDate: 2025-07-22T10:00:03+00:00
+modificationDate: 2025-07-22T10:00:03+00:00
+pages:
+  -
+    content: |-
+      CUSTOMER IE802719
+      INTERSPORT PAIMPOL
+      SASU C.E.F SPORTS - 17 T RUE RAYMOND PELLIER    
+      22500   PAIMPOL    France
+      CHAMPION PRODUCTS EUROPE UNLIMITED COMPANY
+      Blanchardstown Corporate Park 2 D15 Blanchardstown - Dublin Ireland
+      Tel. Acc.
+      +353 (0)1 8864217 +353 (0)1 8864217Fax +353 (0)1 8665927
+      Tel. CS
+      IE802719
+      DESTINATION
+      INTERSPORT PAIMPOL
+      ZONE DE KERPUNS CARREFOUR    ILN Code: 3025810065800
+      22500   PAIMPOL    France
+      DELIVERY NOTE
+      DC REF.
+      5204/165/2025/DN/5204 21/07/2025
+      FORWARDER
+      Label
+      UPS - United Parcel Service S.r.l 2.0
+      VIA G. FANTOLI, 15/2 
+      REASON
+      20138 MILANO Milano 
+      Italy
+      Subcontractor
+      TRANSPORTATION COST
+      Delivery Note N
+      CHH/2025/70BO/058510DATE 21/07/2025
+      COMMENTS
+      SALES REP VORACE SAS François RAMOND
+      ARTICLE DESCRIPTION COLOUR SIZE TOTAL
+      ORD. NUM.
+      35/38 39/42 43/46
+      8 19 13
+      4402026619
+      3pk Sneaker Socks
+      U20100-CHA
+      WW001  WHT
+       40
+       40
+      35/38 39/42 43/46
+      8 17 14
+      4402026619
+      3pk Crew Socks
+      U24558-CHA
+      KK001  NBK
+       39
+      8 17 14
+      4402026619
+      WW001  WHT
+       39
+       78
+      Tot. qty  118
+      Cartons Summary
+      250570819669 250570830162
+      Picking List-N.
+      CHH-2025-VE-430761
+      Packing list W2025/PL/CHH282537
+      Leave from
+      PACKING Cartons Nr 2 Net Wght  16,790 Gross Wght  18,490
+      LABEL NOTES
+      Label
+      FORWARDER DESTINATION
+      CIE
+      Signature Date Time Signature Date Time Signature Date Time
+      1 of
+      Copy for Customer Page 1
+    images:
+      - page_0_image_0.jpg
diff --git a/tests/Samples/files/issue-153/file.pdf b/tests/Samples/files/issue-153/file.pdf
new file mode 100644
index 0000000..ba86eb7
Binary files /dev/null and b/tests/Samples/files/issue-153/file.pdf differ
diff --git a/tests/Samples/files/issue-153/images/page_0_image_0.jpg b/tests/Samples/files/issue-153/images/page_0_image_0.jpg
new file mode 100644
index 0000000..0474c54
Binary files /dev/null and b/tests/Samples/files/issue-153/images/page_0_image_0.jpg differ
diff --git a/tests/Samples/files/issue-214/contents.yml b/tests/Samples/files/issue-214/contents.yml
index f4008a2..6a13755 100644
--- a/tests/Samples/files/issue-214/contents.yml
+++ b/tests/Samples/files/issue-214/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'PStill Engine 1.90'
 author: null
diff --git a/tests/Samples/files/issue-235/contents.yml b/tests/Samples/files/issue-235/contents.yml
index 972fe02..96f4f94 100644
--- a/tests/Samples/files/issue-235/contents.yml
+++ b/tests/Samples/files/issue-235/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.6'
-password: null
+userPassword: null
+ownerPassword: null
 title: ''
 producer: 'Adobe PDF Library 20.1.50'
 author: null
diff --git a/tests/Samples/files/issue-254/contents.yml b/tests/Samples/files/issue-254/contents.yml
index 17bd88c..da8e1dd 100644
--- a/tests/Samples/files/issue-254/contents.yml
+++ b/tests/Samples/files/issue-254/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: 'Publications Office'
 producer: 'PDFlib+PDI 9.1.2p4 (C++/Win64)'
 author: 'Publications Office'
diff --git a/tests/Samples/files/issue-255/contents.yml b/tests/Samples/files/issue-255/contents.yml
index 0aebd68..9642271 100644
--- a/tests/Samples/files/issue-255/contents.yml
+++ b/tests/Samples/files/issue-255/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'PStill Engine 1.90'
 author: null
diff --git a/tests/Samples/files/libreoffice-hello-world-hybrid/contents.yml b/tests/Samples/files/libreoffice-hello-world-hybrid/contents.yml
index cbd8f89..cd6a5ae 100644
--- a/tests/Samples/files/libreoffice-hello-world-hybrid/contents.yml
+++ b/tests/Samples/files/libreoffice-hello-world-hybrid/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'LibreOffice 24.2'
 author: null
diff --git a/tests/Samples/files/libreoffice-hello-world-open-password-hello/contents.yml b/tests/Samples/files/libreoffice-hello-world-open-password-hello/contents.yml
index fc9ebe7..26d97fa 100644
--- a/tests/Samples/files/libreoffice-hello-world-open-password-hello/contents.yml
+++ b/tests/Samples/files/libreoffice-hello-world-open-password-hello/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: 1.7
-password: Hello
+userPassword: hello
+ownerPassword: null
 title: null
 producer: LibreOffice 24.2
 author: null
diff --git a/tests/Samples/files/libreoffice-hello-world-simple/contents.yml b/tests/Samples/files/libreoffice-hello-world-simple/contents.yml
index de3afb8..5ac9181 100644
--- a/tests/Samples/files/libreoffice-hello-world-simple/contents.yml
+++ b/tests/Samples/files/libreoffice-hello-world-simple/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'LibreOffice 24.2'
 author: null
diff --git a/tests/Samples/files/libreoffice-hello-world-watermarked/contents.yml b/tests/Samples/files/libreoffice-hello-world-watermarked/contents.yml
index d7c5c34..8103c63 100644
--- a/tests/Samples/files/libreoffice-hello-world-watermarked/contents.yml
+++ b/tests/Samples/files/libreoffice-hello-world-watermarked/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'LibreOffice 24.2'
 author: null
diff --git a/tests/Samples/files/libreofficelorem-ipsum-with-titles-and-formatting/contents.yml b/tests/Samples/files/libreofficelorem-ipsum-with-titles-and-formatting/contents.yml
index 991b0d9..2db529c 100644
--- a/tests/Samples/files/libreofficelorem-ipsum-with-titles-and-formatting/contents.yml
+++ b/tests/Samples/files/libreofficelorem-ipsum-with-titles-and-formatting/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: 'LibreOffice 24.2'
 author: null
diff --git a/tests/Samples/files/pdftex-hello-world-simple/contents.yml b/tests/Samples/files/pdftex-hello-world-simple/contents.yml
index 081fd50..586f378 100644
--- a/tests/Samples/files/pdftex-hello-world-simple/contents.yml
+++ b/tests/Samples/files/pdftex-hello-world-simple/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.5'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: pdfTeX-1.40.25
 author: null
diff --git a/tests/Samples/files/text-objects-across-multiple-streams/contents.yml b/tests/Samples/files/text-objects-across-multiple-streams/contents.yml
index 7341f95..85305c2 100644
--- a/tests/Samples/files/text-objects-across-multiple-streams/contents.yml
+++ b/tests/Samples/files/text-objects-across-multiple-streams/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.4'
-password: null
+userPassword: null
+ownerPassword: null
 title: 'MPK Router Control Interface to 7707DT'
 producer: 'Acrobat Distiller 5.0.5 (Windows)'
 author: 'Alex Martin'
diff --git a/tests/Samples/files/word365-hello-world-simple/contents.yml b/tests/Samples/files/word365-hello-world-simple/contents.yml
index 33ac58d..8d5b5b1 100644
--- a/tests/Samples/files/word365-hello-world-simple/contents.yml
+++ b/tests/Samples/files/word365-hello-world-simple/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: null
 author: 'Frank Prins'
diff --git a/tests/Samples/files/word365-lorem-ipsum-with-titles-and-formatting/contents.yml b/tests/Samples/files/word365-lorem-ipsum-with-titles-and-formatting/contents.yml
index 7b2250b..505866d 100644
--- a/tests/Samples/files/word365-lorem-ipsum-with-titles-and-formatting/contents.yml
+++ b/tests/Samples/files/word365-lorem-ipsum-with-titles-and-formatting/contents.yml
@@ -1,6 +1,7 @@
-# yaml-language-server: $schema=./.yml-schema.json
+# yaml-language-server: $schema=../../schema.json
 version: '1.7'
-password: null
+userPassword: null
+ownerPassword: null
 title: null
 producer: null
 author: 'Frank Prins'
diff --git a/tests/Samples/schema.json b/tests/Samples/schema.json
index e8a8c1f..0aa7bbe 100644
--- a/tests/Samples/schema.json
+++ b/tests/Samples/schema.json
@@ -6,10 +6,14 @@
             "type": "number",
             "description": "PDF version"
         },
-        "password": {
+        "userPassword": {
             "type": ["string", "null"],
             "description": "Password to open the file"
         },
+        "ownerPassword": {
+            "type": ["string", "null"],
+            "description": "Password to restrict document actions"
+        },
         "title": {
             "type": ["string", "null"],
             "description": "Title of the document"
diff --git a/tests/Samples/update-content b/tests/Samples/update-content
index d21b573..9eacf6d 100755
--- a/tests/Samples/update-content
+++ b/tests/Samples/update-content
@@ -46,7 +46,8 @@ foreach (array_diff(scandir($filesDir = __DIR__ . '/files'), ['..', '.']) as $sa
     $yamlContent = Yaml::dump(
         [
             'version' => $parsedPDF->version->value,
-            'password' => null,
+            'userPassword' => null,
+            'ownerPassword' => null,
             'title' => $parsedPDF->getInformationDictionary()?->getTitle(),
             'producer' => $parsedPDF->getInformationDictionary()?->getProducer(),
             'author' => $parsedPDF->getInformationDictionary()?->getAuthor(),
@@ -62,6 +63,6 @@ foreach (array_diff(scandir($filesDir = __DIR__ . '/files'), ['..', '.']) as $sa
 
     file_put_contents(
         $sampleFolder . DIRECTORY_SEPARATOR . 'contents.yml',
-        '# yaml-language-server: $schema=./.yml-schema.json' . PHP_EOL . trim($yamlContent, PHP_EOL) . PHP_EOL
+        '# yaml-language-server: $schema=../../schema.json' . PHP_EOL . trim($yamlContent, PHP_EOL) . PHP_EOL
     );
 }
diff --git a/tests/Unit/Document/Filter/ASCII85DecodeTest.php b/tests/Unit/Document/Filter/ASCII85DecodeTest.php
new file mode 100644
index 0000000..2a29fd9
--- /dev/null
+++ b/tests/Unit/Document/Filter/ASCII85DecodeTest.php
@@ -0,0 +1,37 @@
+<?php declare(strict_types=1);
+
+namespace PrinsFrank\PdfParser\Tests\Unit\Document\Filter;
+
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\TestCase;
+use PrinsFrank\PdfParser\Document\Filter\Decode\ASCII85Decode;
+
+#[CoversClass(ASCII85Decode::class)]
+class ASCII85DecodeTest extends TestCase {
+    public function testDecode(): void {
+        static::assertSame(
+            'Man is distinguished, not only by his reason, but by this singular passion from other animals, which is a lust of the mind, that by a perseverance of delight in the continued and indefatigable generation of knowledge, exceeds the short vehemence of any carnal pleasure.',
+            ASCII85Decode::decodeBinary(
+                <<<'ASCII85'
+                9jqo^BlbD-BleB1DJ+*+F(f,q/0JhKF<GL>Cj@.4Gp$d7F!,L7@<6@)/0JDEF<G%<+EV:2F!,O<
+                DJ+*.@<*K0@<6L(Df-\0Ec5e;DffZ(EZee.Bl.9pF"AGXBPCsi+DGm>@3BB/F*&OCAfu2/AKYi(
+                DIb:@FD,*)+C]U=@3BN#EcYf8ATD3s@q?d$AftVqCh[NqF<G:8+EV:.+Cf>-FD5W8ARlolDIal(
+                DId<j@<?3r@:F%a+D58'ATD4$Bl@l3De:,-DJs`8ARoFb/0JMK@qB4^F!,R<AKZ&-DfTqBG%G>u
+                D.RTpAKYo'+CT/5+Cei#DII?(E,9)oF*2M7/c
+                ASCII85
+            )
+        );
+        static::assertSame(
+            'Man is distinguished, not only by his reason, but by this singular passion from other animals, which is a lust of the mind, that by a perseverance of delight in the continued and indefatigable generation of knowledge, exceeds the short vehemence of any carnal pleasure.',
+            ASCII85Decode::decodeBinary(
+                <<<'ASCII85'
+                <~9jqo^BlbD-BleB1DJ+*+F(f,q/0JhKF<GL>Cj@.4Gp$d7F!,L7@<6@)/0JDEF<G%<+EV:2F!,O<
+                DJ+*.@<*K0@<6L(Df-\0Ec5e;DffZ(EZee.Bl.9pF"AGXBPCsi+DGm>@3BB/F*&OCAfu2/AKYi(
+                DIb:@FD,*)+C]U=@3BN#EcYf8ATD3s@q?d$AftVqCh[NqF<G:8+EV:.+Cf>-FD5W8ARlolDIal(
+                DId<j@<?3r@:F%a+D58'ATD4$Bl@l3De:,-DJs`8ARoFb/0JMK@qB4^F!,R<AKZ&-DfTqBG%G>u
+                D.RTpAKYo'+CT/5+Cei#DII?(E,9)oF*2M7/c~>
+                ASCII85
+            )
+        );
+    }
+}