diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 42a452c..3e1d638 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
     name: 'Tests'
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -21,12 +21,12 @@ jobs:
           extensions: mbstring, intl
           coverage: xdebug
       - name: Composer
-        uses: "ramsey/composer-install@v2"
+        uses: "ramsey/composer-install@v3"
         with:
           dependency-versions: ${{ matrix.dependencies }}
       - name: PHPUnit
         run: vendor/bin/phpunit --coverage-clover=coverage.clover --exclude-group=fixtures
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
   fixtures:
@@ -39,7 +39,7 @@ jobs:
     name: 'Fixtures'
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
@@ -47,12 +47,12 @@ jobs:
           extensions: mbstring, intl
           coverage: xdebug
       - name: Composer
-        uses: "ramsey/composer-install@v2"
+        uses: "ramsey/composer-install@v3"
         with:
           dependency-versions: ${{ matrix.dependencies }}
       - name: PHPUnit
         run: vendor/bin/phpunit --coverage-clover=coverage.clover --group=fixtures
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
   psalm:
@@ -64,14 +64,14 @@ jobs:
     name: 'Psalm'
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php-version }}
           extensions: mbstring, intl
       - name: Composer
-        uses: "ramsey/composer-install@v2"
+        uses: "ramsey/composer-install@v3"
         with:
           dependency-versions: ${{ matrix.dependencies }}
       - name: Psalm
@@ -84,13 +84,13 @@ jobs:
     name: 'CS'
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php-version }}
           extensions: mbstring, intl
       - name: Composer
-        uses: "ramsey/composer-install@v2"
+        uses: "ramsey/composer-install@v3"
       - name: CS
         run: vendor/bin/php-cs-fixer fix --diff --dry-run
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 748e621..8217b64 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 4.3.1 - 2024-10-19
+
+### Changed
+
+- `Innmind\Url\Authority\UserInformation\Password` inner value is now stored inside a `\SensitiveParameterValue` to prevent a password being accidently displayed in a dump/log.
+
 ## 4.3.0 - 2023-09-16
 
 ### Added
diff --git a/composer.json b/composer.json
index 8802173..3316a88 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "~10.2",
-        "vimeo/psalm": "~5.13",
+        "vimeo/psalm": "~5.26",
         "innmind/black-box": "~5.0",
         "innmind/coding-standard": "~2.0"
     },
diff --git a/src/Authority.php b/src/Authority.php
index e8c91e8..873b3b5 100644
--- a/src/Authority.php
+++ b/src/Authority.php
@@ -45,9 +45,9 @@ public static function of(
     public static function none(): self
     {
         return new self(
-            Authority\UserInformation::none(),
-            Authority\Host::none(),
-            Authority\Port::none(),
+            UserInformation::none(),
+            Host::none(),
+            Port::none(),
         );
     }
 
diff --git a/src/Authority/Port.php b/src/Authority/Port.php
index 015d86e..8c77133 100644
--- a/src/Authority/Port.php
+++ b/src/Authority/Port.php
@@ -53,7 +53,10 @@ public function format(): string
 
     public function value(): int
     {
-        return $this->value ?: 0;
+        return match ($this->value) {
+            null => 0,
+            default => $this->value,
+        };
     }
 
     public function toString(): string
diff --git a/src/Authority/UserInformation/Password.php b/src/Authority/UserInformation/Password.php
index e373bdc..adb0315 100644
--- a/src/Authority/UserInformation/Password.php
+++ b/src/Authority/UserInformation/Password.php
@@ -15,11 +15,12 @@
 final class Password
 {
     private const PATTERN = '/^[\pL\pN-]+$/';
-    private string $value;
+    /** @var \SensitiveParameterValue<string> */
+    private \SensitiveParameterValue $value;
 
     private function __construct(string $value)
     {
-        $this->value = $value;
+        $this->value = new \SensitiveParameterValue($value);
     }
 
     /**
@@ -44,12 +45,12 @@ public static function none(): self
 
     public function equals(self $password): bool
     {
-        return $this->value === $password->value;
+        return $this->value->getValue() === $password->value->getValue();
     }
 
     public function format(User $user): string
     {
-        if ($this->value === '') {
+        if ($this->value->getValue() === '') {
             return $user->toString();
         }
 
@@ -57,11 +58,11 @@ public function format(User $user): string
             throw new PasswordCannotBeSpecifiedWithoutAUser;
         }
 
-        return $user->toString().':'.$this->value;
+        return $user->toString().':'.(string) $this->value->getValue();
     }
 
     public function toString(): string
     {
-        return $this->value;
+        return $this->value->getValue();
     }
 }
diff --git a/src/Url.php b/src/Url.php
index ef9cc73..a4d502f 100644
--- a/src/Url.php
+++ b/src/Url.php
@@ -55,18 +55,42 @@ public static function of(string $string): self
         }
 
         return new self(
-            $data['scheme'] ? Scheme::of($data['scheme']) : Scheme::none(),
+            match ($data['scheme']) {
+                null, '' => Scheme::none(),
+                default => Scheme::of($data['scheme']),
+            },
             Authority::of(
                 UserInformation::of(
-                    $data['user'] ? User::of($data['user']) : User::none(),
-                    $data['pass'] ? Password::of($data['pass']) : Password::none(),
+                    match ($data['user']) {
+                        null, '' => User::none(),
+                        default => User::of($data['user']),
+                    },
+                    match ($data['pass']) {
+                        null, '' => Password::none(),
+                        default => Password::of($data['pass']),
+                    },
                 ),
-                $data['host'] ? Host::of($data['host']) : Host::none(),
-                $data['port'] ? Port::of((int) $data['port']) : Port::none(),
+                match ($data['host']) {
+                    null, '' => Host::none(),
+                    default => Host::of($data['host']),
+                },
+                match ($data['port']) {
+                    null, '' => Port::none(),
+                    default => Port::of((int) $data['port']),
+                },
             ),
-            $data['path'] && !empty($data['path']) ? Path::of($data['path']) : Path::none(),
-            $data['query'] ? Query::of($data['query']) : Query::none(),
-            $data['fragment'] ? Fragment::of($data['fragment']) : Fragment::none(),
+            match ($data['path']) {
+                null, '' => Path::none(),
+                default => Path::of($data['path']),
+            },
+            match ($data['query']) {
+                null, '' => Query::none(),
+                default => Query::of($data['query']),
+            },
+            match ($data['fragment']) {
+                null, '' => Fragment::none(),
+                default => Fragment::of($data['fragment']),
+            },
         );
     }
 
diff --git a/tests/AuthorityTest.php b/tests/AuthorityTest.php
index b617a67..266627e 100644
--- a/tests/AuthorityTest.php
+++ b/tests/AuthorityTest.php
@@ -219,7 +219,7 @@ public function testEquals()
     {
         $this
             ->forAll(Fixture::any(), Fixture::any())
-            ->filter(fn($a, $b) => $a->toString() !== $b->toString())
+            ->filter(static fn($a, $b) => $a->toString() !== $b->toString())
             ->then(function($a, $b) {
                 $this->assertTrue($a->equals($a));
                 $this->assertTrue(
diff --git a/tests/UrlTest.php b/tests/UrlTest.php
index 61f2c3f..a63440b 100644
--- a/tests/UrlTest.php
+++ b/tests/UrlTest.php
@@ -285,7 +285,7 @@ public function testEquals()
     {
         $this
             ->forAll(Fixture::any(), Fixture::any())
-            ->filter(fn($a, $b) => $a->toString() !== $b->toString())
+            ->filter(static fn($a, $b) => $a->toString() !== $b->toString())
             ->then(function($a, $b) {
                 $this->assertTrue($a->equals($a));
                 $this->assertTrue($a->equals(new Url(