dd:
sudo dd if=verified-esxi70.iso of=/dev/sdX bs=4M status=progress && sync
A "verified" download is one where the file's unique hash matches the manufacturer's master hash. This ensures the file wasn't corrupted during download or tampered with by a third party. How to verify the MD5 Checksum of the downloaded ISO image
If the strings match, your ISO is verified and safe to use. 3. Quick Summary of ESXi 7.0 Status End of General Support for vSphere 7.0 download vmware esxi 70 iso verified