diff --git a/src/Plugin/KeyProvider/SettingsProvider.php b/src/Plugin/KeyProvider/SettingsProvider.php
new file mode 100644
index 0000000..c8686cf
--- /dev/null
+++ b/src/Plugin/KeyProvider/SettingsProvider.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace Drupal\key\Plugin\KeyProvider;
+
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Site\Settings;
+use Drupal\key\Plugin\KeyProviderBase;
+use Drupal\key\Plugin\KeyPluginFormInterface;
+use Drupal\key\KeyInterface;
+
+/**
+ * A key provider that allows a key to be stored in an environment variable.
+ *
+ * @KeyProvider(
+ *   id = "settings",
+ *   label = @Translation("Settings"),
+ *   description = @Translation("The settings key provider allows a key to be retrieved from Drupal settings."),
+ *   storage_method = "env",
+ *   key_value = {
+ *     "accepted" = FALSE,
+ *     "required" = FALSE
+ *   }
+ * )
+ */
+class SettingsProvider extends KeyProviderBase implements KeyPluginFormInterface {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultConfiguration(): array {
+    return [
+      'settings_variable' => NULL,
+    ];
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function buildConfigurationForm(array $form, FormStateInterface $form_state): array {
+    $form['settings_variable'] = [
+      '#type' => 'textfield',
+      '#title' => $this->t('Settings variable'),
+      '#description' => $this->t('Name of the settings variable.'),
+      '#required' => TRUE,
+      '#default_value' => $this->getConfiguration()['settings_variable'],
+    ];
+    return $form;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function validateConfigurationForm(array &$form, FormStateInterface $form_state): void {
+    // There is nothing to validate.
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function submitConfigurationForm(array &$form, FormStateInterface $form_state): void {
+    $this->setConfiguration($form_state->getValues());
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getKeyValue(KeyInterface $key): string {
+    return Settings::get($this->getConfiguration()['settings_variable'], '');
+  }
+
+}