Magento 2 PDF Catalog Print Advance is certainly a safe and secure extension. It is developed using best coding practices and has been thoroughly tested to ensure it leaves your store with no vulnerabilities whatsoever.

Read this guide on How to Generate PDF Catalog in Magento 2 to setup this extension.

Here are the few more resource to help you get most out of this Magento 2 PDF Catalog Print Extension.

• Best Extensions For PDF Catalog and Product Booklet for your eCommerce Store
• How to Generate PDF Programmatically in Magento 2