# Extract the existing qcow2 cp csr1000v-universalk9.16.12.04-serial.qcow2 my-csr.qcow2
| Feature | Official Golden Image | Modified "Repacked" Image | | :--- | :--- | :--- | | | Cryptographically signed; verified boot. | Integrity compromised; Secure Boot often disabled. | | Support | Fully supported by Cisco TAC. | Unsupported; TAC will require reimaging to assist. | | Deployment Speed | Standard (requires ZTP/DHCP). | Fast (pre-configured), but manually intensive to maintain. | | Licensing | Requires valid license or Smart Licensing. | Often associated with license bypass scripts. | | Security | Audit-ready. | Fails compliance audits (CIS, NIST). | csr1000vucmk916121bserialqcow2 repack best