diff --git a/app/Containers/AppSection/Authentication/UI/API/Requests/RegisterUserRequest.php b/app/Containers/AppSection/Authentication/UI/API/Requests/RegisterUserRequest.php
index eb06d7ce6..96da64e2b 100644
--- a/app/Containers/AppSection/Authentication/UI/API/Requests/RegisterUserRequest.php
+++ b/app/Containers/AppSection/Authentication/UI/API/Requests/RegisterUserRequest.php
@@ -4,6 +4,7 @@
 
 use App\Ship\Parents\Requests\Request;
 use Illuminate\Validation\Rule;
+use Illuminate\Validation\Rules\Password;
 
 class RegisterUserRequest extends Request
 {
@@ -33,14 +34,25 @@ class RegisterUserRequest extends Request
     public function rules(): array
     {
         return [
-            'email' => 'required|email|max:40|unique:users,email',
-            'password' => 'required|min:6|max:32',
+            'email' => 'required|email|unique:users,email',
+            'password' => [
+                'required',
+                Password::min(8)
+                    ->letters()
+                    ->mixedCase()
+                    ->numbers()
+                    ->symbols(),
+            ],
             'name' => 'min:2|max:50',
             'gender' => 'in:male,female,unspecified',
             'birth' => 'date',
-            'verification_url' => Rule::requiredIf(function () {
-                return config('appSection-authentication.require_email_verification');
-            }) . '|url|' . Rule::in(config('appSection-authentication.allowed-verify-email-urls')),
+            'verification_url' => [
+                'url',
+                Rule::requiredIf(function () {
+                    return config('appSection-authentication.require_email_verification');
+                }),
+                Rule::in(config('appSection-authentication.allowed-verify-email-urls')),
+            ],
         ];
     }
 
diff --git a/app/Containers/AppSection/Authentication/UI/API/Requests/ResetPasswordRequest.php b/app/Containers/AppSection/Authentication/UI/API/Requests/ResetPasswordRequest.php
index d216ea338..6e3069146 100644
--- a/app/Containers/AppSection/Authentication/UI/API/Requests/ResetPasswordRequest.php
+++ b/app/Containers/AppSection/Authentication/UI/API/Requests/ResetPasswordRequest.php
@@ -3,6 +3,7 @@
 namespace App\Containers\AppSection\Authentication\UI\API\Requests;
 
 use App\Ship\Parents\Requests\Request;
+use Illuminate\Validation\Rules\Password;
 
 class ResetPasswordRequest extends Request
 {
@@ -32,9 +33,16 @@ class ResetPasswordRequest extends Request
     public function rules(): array
     {
         return [
-            'token' => 'required|max:255',
-            'email' => 'required|email|max:255',
-            'password' => 'required|min:6|max:255',
+            'token' => 'required',
+            'email' => 'required|email',
+            'password' => [
+                'required',
+                Password::min(8)
+                    ->letters()
+                    ->mixedCase()
+                    ->numbers()
+                    ->symbols(),
+            ],
         ];
     }
 
diff --git a/app/Containers/AppSection/Authentication/UI/API/Routes/RegisterUser.v1.private.php b/app/Containers/AppSection/Authentication/UI/API/Routes/RegisterUser.v1.private.php
index 0893e673a..0bf399c2a 100644
--- a/app/Containers/AppSection/Authentication/UI/API/Routes/RegisterUser.v1.private.php
+++ b/app/Containers/AppSection/Authentication/UI/API/Routes/RegisterUser.v1.private.php
@@ -10,7 +10,18 @@
  * @apiPermission      none
  *
  * @apiParam           {String} email
- * @apiParam           {String} password min:6|max:40
+ * @apiParam           {String} password min: 8
+ *
+ * at least one character of the following:
+ *
+ * upper case letter
+ *
+ * lower case letter
+ *
+ * number
+ *
+ * special character
+ *
  * @apiParam           {String} [name] min:2|max:50
  * @apiParam           {String="male,female,unspecified"}  [gender]
  * @apiParam           {Date} [birth] format: Y-m-d / e.g. 2015-10-15
diff --git a/app/Containers/AppSection/Authentication/UI/API/Routes/ResetPassword.v1.public.php b/app/Containers/AppSection/Authentication/UI/API/Routes/ResetPassword.v1.public.php
index 0ca7d2147..443ef2649 100644
--- a/app/Containers/AppSection/Authentication/UI/API/Routes/ResetPassword.v1.public.php
+++ b/app/Containers/AppSection/Authentication/UI/API/Routes/ResetPassword.v1.public.php
@@ -10,9 +10,19 @@
  * @apiVersion         1.0.0
  * @apiPermission      none
  *
- * @apiParam           {String}  email
- * @apiParam           {String}  token from the forgot password email
- * @apiParam           {String}  password min:6|max:255 the new password
+ * @apiParam           {String} email
+ * @apiParam           {String} token from the forgot password email
+ * @apiParam           {String} password min: 8
+ *
+ * at least one character of the following:
+ *
+ * upper case letter
+ *
+ * lower case letter
+ *
+ * number
+ *
+ * special character
  *
  * @apiSuccessExample  {json}  Success-Response:
  * HTTP/1.1 204 No Content
diff --git a/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/RegisterUserTest.php b/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/RegisterUserTest.php
index 68ee6778b..3926b5513 100644
--- a/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/RegisterUserTest.php
+++ b/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/RegisterUserTest.php
@@ -29,7 +29,7 @@ public function testGivenEmailVerificationEnabled_RegisterNewUserWithCredentials
 
         $data = [
             'email' => 'apiato@mail.test',
-            'password' => 'secretpass',
+            'password' => 's3cr3tPa$$',
             'verification_url' => 'http://some.test/known/url',
         ];
 
@@ -37,7 +37,7 @@ public function testGivenEmailVerificationEnabled_RegisterNewUserWithCredentials
 
         $response->assertStatus(200);
         $response->assertJson(
-            fn (AssertableJson $json) => $json->has('data')
+            fn(AssertableJson $json) => $json->has('data')
                 ->where('data.email', $data['email'])
                 ->etc()
         );
@@ -48,14 +48,14 @@ public function testGivenEmailVerificationDisabled_RegisterNewUserWithCredential
         config(['appSection-authentication.require_email_verification' => false]);
         $data = [
             'email' => 'apiato@mail.test',
-            'password' => 'secretpass',
+            'password' => 's3cr3tPa$$',
         ];
 
         $response = $this->makeCall($data);
 
         $response->assertStatus(200);
         $response->assertJson(
-            fn (AssertableJson $json) => $json->has('data')
+            fn(AssertableJson $json) => $json->has('data')
                 ->where('data.email', $data['email'])
                 ->etc()
         );
@@ -72,7 +72,7 @@ public function testRegisterNewUserUsingGetVerb(): void
 
         $response->assertStatus(405);
         $response->assertJson(
-            fn (AssertableJson $json) => $json->has('message')
+            fn(AssertableJson $json) => $json->has('message')
                 ->where('message', 'The GET method is not supported for this route. Supported methods: POST.')
                 ->etc()
         );
@@ -96,7 +96,7 @@ public function testRegisterExistingUser(): void
 
         $response->assertStatus(422);
         $response->assertJson(
-            fn (AssertableJson $json) => $json->has('errors')
+            fn(AssertableJson $json) => $json->has('errors')
                 ->where('errors.email.0', 'The email has already been taken.')
                 ->etc()
         );
@@ -112,23 +112,21 @@ public function testRegisterNewUserWithoutData(): void
 
         if (config('appSection-authentication.require_email_verification')) {
             $response->assertJson(
-                fn (AssertableJson $json) => $json->hasAll(['message', 'errors' => 3])
+                fn(AssertableJson $json) => $json->hasAll(['message', 'errors' => 3])
                     ->has(
                         'errors',
-                        fn (AssertableJson $json) =>
-                            $json->where('email.0', 'The email field is required.')
-                                ->where('password.0', 'The password field is required.')
-                                ->where('verification_url.0', 'The verification url field is required.')
+                        fn(AssertableJson $json) => $json->where('email.0', 'The email field is required.')
+                            ->where('password.0', 'The password field is required.')
+                            ->where('verification_url.0', 'The verification url field is required.')
                     )
             );
         } else {
             $response->assertJson(
-                fn (AssertableJson $json) => $json->hasAll(['message', 'errors' => 2])
+                fn(AssertableJson $json) => $json->hasAll(['message', 'errors' => 2])
                     ->has(
                         'errors',
-                        fn (AssertableJson $json) =>
-                            $json->where('email.0', 'The email field is required.')
-                                ->where('password.0', 'The password field is required.')
+                        fn(AssertableJson $json) => $json->where('email.0', 'The email field is required.')
+                            ->where('password.0', 'The password field is required.')
                     )
             );
         }
@@ -138,19 +136,40 @@ public function testRegisterNewUserWithInvalidEmail(): void
     {
         $data = [
             'email' => 'missing-at.test',
-            'password' => 'secret',
         ];
 
         $response = $this->makeCall($data);
 
         $response->assertStatus(422);
         $response->assertJson(
-            fn (AssertableJson $json) => $json->has('errors')
+            fn(AssertableJson $json) => $json->has('errors')
                 ->where('errors.email.0', 'The email must be a valid email address.')
                 ->etc()
         );
     }
 
+    public function testRegisterNewUserWithInvalidPassword(): void
+    {
+        $data = [
+            'password' => '((((()))))',
+        ];
+
+        $response = $this->makeCall($data);
+
+        $response->assertStatus(422);
+        $response->assertJson(
+            fn(AssertableJson $json) => $json->has('errors')
+                ->has(
+                    'errors.password',
+                    fn(AssertableJson $json) => $json
+                        ->where('0', 'The password must contain at least one uppercase and one lowercase letter.')
+                        ->where('1', 'The password must contain at least one letter.')
+                        ->where('2', 'The password must contain at least one number.')
+                )
+                ->etc()
+        );
+    }
+
     public function testRegisterNewUserWithNotAllowedVerificationUrl(): void
     {
         if (!config('appSection-authentication.require_email_verification')) {
@@ -161,7 +180,7 @@ public function testRegisterNewUserWithNotAllowedVerificationUrl(): void
 
         $data = [
             'email' => 'test@test.test',
-            'password' => 'secret',
+            'password' => 's3cr3tPa$$',
             'verification_url' => 'http://notallowed.test/wrong',
         ];
 
@@ -169,7 +188,7 @@ public function testRegisterNewUserWithNotAllowedVerificationUrl(): void
 
         $response->assertStatus(422);
         $response->assertJson(
-            fn (AssertableJson $json) => $json->hasAll(['message', 'errors' => 1])
+            fn(AssertableJson $json) => $json->hasAll(['message', 'errors' => 1])
                 ->where('errors.verification_url.0', 'The selected verification url is invalid.')
         );
     }
diff --git a/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/ResetPasswordTest.php b/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/ResetPasswordTest.php
index c52add201..a6eea5f32 100644
--- a/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/ResetPasswordTest.php
+++ b/app/Containers/AppSection/Authentication/UI/API/Tests/Functional/ResetPasswordTest.php
@@ -4,6 +4,7 @@
 
 use App\Containers\AppSection\Authentication\Tasks\CreatePasswordResetTokenTask;
 use App\Containers\AppSection\Authentication\UI\API\Tests\ApiTestCase;
+use Illuminate\Testing\Fluent\AssertableJson;
 
 /**
  * Class ResetPasswordTest.
@@ -29,7 +30,7 @@ public function testResetPassword(): void
         $token = app(CreatePasswordResetTokenTask::class)->run($this->testingUser);
         $data = [
             'email' => $this->testingUser->email,
-            'password' => 'new pass',
+            'password' => 's3cr3tPa$$',
             'token' => $token,
         ];
 
@@ -37,4 +38,42 @@ public function testResetPassword(): void
 
         $response->assertStatus(204);
     }
+
+    public function testResetPasswordWithInvalidEmail(): void
+    {
+        $data = [
+            'email' => 'missing-at.test',
+        ];
+
+        $response = $this->makeCall($data);
+
+        $response->assertStatus(422);
+        $response->assertJson(
+            fn(AssertableJson $json) => $json->has('errors')
+                ->where('errors.email.0', 'The email must be a valid email address.')
+                ->etc()
+        );
+    }
+
+    public function testResetPasswordWithInvalidPassword(): void
+    {
+        $data = [
+            'password' => '((((()))))',
+        ];
+
+        $response = $this->makeCall($data);
+
+        $response->assertStatus(422);
+        $response->assertJson(
+            fn(AssertableJson $json) => $json->has('errors')
+                ->has(
+                    'errors.password',
+                    fn(AssertableJson $json) => $json
+                        ->where('0', 'The password must contain at least one uppercase and one lowercase letter.')
+                        ->where('1', 'The password must contain at least one letter.')
+                        ->where('2', 'The password must contain at least one number.')
+                )
+                ->etc()
+        );
+    }
 }