As of 2023-2024, IBM has restricted public anonymous downloads. You have an active IBM Entitled Support account. If your DS3500 is out of warranty, you may face hurdles. Here is the sanctioned method.

The DS3500 has no software license keys; such files are 100% malware.

If you need help finishing your storage setup, please tell me:

Setting up SNMP traps and email notifications for hardware failures.

By following these steps, you can successfully download, install, and update your IBM Storage Manager 10 software, ensuring your DS3500 storage system remains secure and performant.