diff --git a/README.md b/README.md
index 9b41f56c..5ddc4f70 100644
--- a/README.md
+++ b/README.md
@@ -125,6 +125,15 @@ Below are the available commands:
 
 ### Examples
 
+**Backing up All Data from an Environment with Secure Asset Delivery Enabled**
+
+```bash
+npx @kontent-ai/data-ops@latest environment backup \
+  --environmentId <environment-id> \
+  --apiKey <Management-API-key> \
+  --secureAssetDeliveryKey=<Secure-Asset-Delivery-API-key>
+```
+
 **Creating an Environment Backup including Content Items and Assets**
 
 ```bash
diff --git a/src/commands/environment/backupRestore/README.md b/src/commands/environment/backupRestore/README.md
index 04537c04..8e33f8cb 100644
--- a/src/commands/environment/backupRestore/README.md
+++ b/src/commands/environment/backupRestore/README.md
@@ -49,14 +49,15 @@ npx @kontent-ai/data-ops@latest environment backup --help
 
 ### Parameters
 
-| Parameter         | Description                                                                       |
-|-------------------|-----------------------------------------------------------------------------------|
-| `--environmentId` | The ID of the environment you want to backup.                           |
-| `--apiKey`        | The Management API key for the environment.                                       |
-| `--fileName`      | (Optional) The name of the output `.zip` file. Default is `backup.zip`.           |
-| `--include`       | (Optional) Specify entities to include in the backup.                             |
-| `--exclude`       | (Optional) Specify entities to exclude from the backup.                           |
-| `--configFile`    | (Optional) Path to a JSON configuration file containing parameters.               |
+| Parameter                  | Description                                                             |
+| -------------------------- | ----------------------------------------------------------------------- |
+| `--environmentId`          | The ID of the environment you want to backup.                           |
+| `--apiKey`                 | The Management API key for the environment.                             |
+| `--secureAssetDeliveryKey` | (Optional) The secure asset delivery API key for the environment.<br />Read more about enabling secure asset delivery in the [Kontent.ai documentation](https://kontent.ai/learn/docs/security/secure-access/javascript#a-retrieve-assets-securely).       |
+| `--fileName`               | (Optional) The name of the output `.zip` file. Default is `backup.zip`. |
+| `--include`                | (Optional) Specify entities to include in the backup.                   |
+| `--exclude`                | (Optional) Specify entities to exclude from the backup.                 |
+| `--configFile`             | (Optional) Path to a JSON configuration file containing parameters.     |
 
 ### Examples
 
@@ -77,6 +78,15 @@ npx @kontent-ai/data-ops@latest environment backup \
   --exclude roles
 ```
 
+**Backing up All Data from an Environment with Secure Asset Delivery Enabled**
+
+```bash
+npx @kontent-ai/data-ops@latest environment backup \
+  --environmentId=<environment-id> \
+  --apiKey=<Management-API-key> \
+  --secureAssetDeliveryKey=<Secure-Asset-Delivery-API-key>
+```
+
 ### Backup Programmatically
 
 To backup data from an environment in your scripts, use the `backupEnvironment` function:
@@ -89,6 +99,8 @@ const params: BackupEnvironmentParams = {
   apiKey: "<mapi-key>",
   // Optional: specify output file name
   // fileName: "backup.zip",
+  // Optional: specify secure asset delivery API key
+  // secureAssetDeliveryKey: "<secure-asset-delivery-api-key>",
   // Optional: include or exclude specific entities
   // include: ["contentItems", "assets"],
   // exclude: ["roles"],
@@ -154,14 +166,14 @@ npx @kontent-ai/data-ops@latest environment restore --fileName <file-to-restore>
 
 ### Parameters
 
-| Parameter         | Description                                                                |
-|-------------------|----------------------------------------------------------------------------|
-| `--fileName`      | The path to the `.zip` file containing the data to restore.                 |
-| `--environmentId` | The ID of the target environment where you want to restore data to.            |
-| `--apiKey`        | The Management API key for the target environment.                         |
-| `--include`       | (Optional) Specify entities to restore.                      |
-| `--exclude`       | (Optional) Specify entities to exclude from the restore.                    |
-| `--configFile`    | (Optional) Path to a JSON configuration file containing parameters.        |
+| Parameter         | Description                                                         |
+| ----------------- | ------------------------------------------------------------------- |
+| `--fileName`      | The path to the `.zip` file containing the data to restore.         |
+| `--environmentId` | The ID of the target environment where you want to restore data to. |
+| `--apiKey`        | The Management API key for the target environment.                  |
+| `--include`       | (Optional) Specify entities to restore.                             |
+| `--exclude`       | (Optional) Specify entities to exclude from the restore.            |
+| `--configFile`    | (Optional) Path to a JSON configuration file containing parameters. |
 
 ### Examples
 
diff --git a/src/commands/environment/backupRestore/backup.ts b/src/commands/environment/backupRestore/backup.ts
index fc159949..17481039 100644
--- a/src/commands/environment/backupRestore/backup.ts
+++ b/src/commands/environment/backupRestore/backup.ts
@@ -36,6 +36,11 @@ export const register: RegisterCommand = yargs =>
           demandOption: "You need to provide a Management API key for the given Kontent.ai environment.",
           alias: "k",
         })
+        .option("secureAssetDeliveryKey", {
+          type: "string",
+          describe:
+            "You need to provide a asset delivery key when secure asset delivery is enabled for the given Kontent.ai environment.",
+        })
         .option("include", {
           type: "array",
           describe: "Only back up specified entities.",
@@ -62,6 +67,7 @@ type BackupEnvironmentCliParams =
     environmentId: string;
     fileName: string | undefined;
     apiKey: string;
+    secureAssetDeliveryKey: string | undefined;
     include: ReadonlyArray<BackupEntityChoices> | undefined;
     exclude: ReadonlyArray<BackupEntityChoices> | undefined;
     kontentUrl: string | undefined;
diff --git a/src/modules/backupRestore/backup.ts b/src/modules/backupRestore/backup.ts
index e8dad6ef..46dbac73 100644
--- a/src/modules/backupRestore/backup.ts
+++ b/src/modules/backupRestore/backup.ts
@@ -59,6 +59,7 @@ export type BackupEnvironmentParams = Readonly<
     environmentId: string;
     fileName?: string;
     apiKey: string;
+    secureAssetDeliveryKey?: string;
     kontentUrl?: string;
   }
   & IncludeExclude<BackupEntityChoices>
@@ -101,7 +102,12 @@ export const backupEnvironmentInternal = async (
 
     try {
       const entities = await def.fetchEntities(client);
-      await (def as EntityDefinition<unknown>).addOtherFiles?.(entities, archive, params);
+      await (def as EntityDefinition<unknown>).addOtherFiles?.(
+        entities,
+        archive,
+        params,
+        params.secureAssetDeliveryKey,
+      );
       const result = def.serializeEntities(entities);
 
       archive.append(result, { name: `${def.name}.json` });
diff --git a/src/modules/backupRestore/backupRestoreEntities/entities/assets.ts b/src/modules/backupRestore/backupRestoreEntities/entities/assets.ts
index 8309acd0..42a9d621 100644
--- a/src/modules/backupRestore/backupRestoreEntities/entities/assets.ts
+++ b/src/modules/backupRestore/backupRestoreEntities/entities/assets.ts
@@ -24,8 +24,8 @@ export const assetsEntity = {
   fetchEntities: client =>
     client.listAssets().toAllPromise().then(res => res.data.items.map(a => a._raw as AssetWithElements)),
   serializeEntities: JSON.stringify,
-  addOtherFiles: async (assets, archive, logOptions) => {
-    await serially(assets.map(a => () => saveAsset(archive, logOptions, a)));
+  addOtherFiles: async (assets, archive, logOptions, secureAssetDeliveryKey) => {
+    await serially(assets.map(a => () => saveAsset(archive, logOptions, a, secureAssetDeliveryKey)));
   },
   deserializeEntities: JSON.parse,
   importEntities: async (client, fileAssets, context, logOptions, zip) => {
@@ -69,9 +69,14 @@ const saveAsset = async (
   archive: archiver.Archiver,
   logOptions: LogOptions,
   asset: AssetContracts.IAssetModelContract,
+  secureAssetDeliveryKey: string | undefined,
 ) => {
   logInfo(logOptions, "verbose", `Exporting: file ${chalk.yellow(asset.file_name)}.`);
-  const file = await fetch(asset.url).then(res => res.blob()).then(res => res.stream());
+  const defaultOptions: RequestInit = {
+    headers: secureAssetDeliveryKey ? { Authorization: `Bearer ${secureAssetDeliveryKey}` } : undefined,
+  };
+  const file = await fetch(asset.url, defaultOptions)
+    .then(res => res.blob()).then(res => res.stream());
   archive.append(stream.Readable.fromWeb(file), { name: createFileName(asset) });
 };
 
diff --git a/src/modules/backupRestore/backupRestoreEntities/entityDefinition.ts b/src/modules/backupRestore/backupRestoreEntities/entityDefinition.ts
index 98332da1..26220172 100644
--- a/src/modules/backupRestore/backupRestoreEntities/entityDefinition.ts
+++ b/src/modules/backupRestore/backupRestoreEntities/entityDefinition.ts
@@ -11,7 +11,12 @@ export type EntityBackupDefinition<T> = Readonly<{
   displayName: string;
   fetchEntities: (client: ManagementClient) => Promise<T>;
   serializeEntities: (entities: T) => string;
-  addOtherFiles?: (loadedEntities: T, archive: archiver.Archiver, logOptions: LogOptions) => Promise<void>;
+  addOtherFiles?: (
+    loadedEntities: T,
+    archive: archiver.Archiver,
+    logOptions: LogOptions,
+    secureAssetDeliveryKey: string | undefined,
+  ) => Promise<void>;
 }>;
 
 export type EntityRestoreDefinition<T> = Readonly<{
@@ -29,11 +34,7 @@ export type EntityRestoreDefinition<T> = Readonly<{
 
 export type EntityCleanDefinition<T> = Readonly<{
   name: string;
-  cleanEntities: (
-    client: ManagementClient,
-    entities: T,
-    logOptions: LogOptions,
-  ) => Promise<void>;
+  cleanEntities: (client: ManagementClient, entities: T, logOptions: LogOptions) => Promise<void>;
 }>;
 
 export type DependentRestoreAction<T> = Readonly<{