Websites like rheliso-free[.]com , public-rhel-mirror[.]org , or torrent links claiming to have the ISO are . They often bundle cryptominers, rootkits, or spyware. Red Hat does not sanction any public mirrors for RHEL binary ISOs.
If you do not already have one, visit the Red Hat Customer Portal . You can create a free account. While a paid subscription is required for production support and software updates, Red Hat often allows developers to download ISOs for development and testing purposes through their Developer Program (which is free to join). download rhel-server-7.9-x86-64-dvd.iso