Ftp - Cdn1discovery

specific internal hostname, a logging entry, a malicious payload, or a misconfigured service

It is highly likely that this refers to a you encountered.

Ingestion:

Content creators or broadcasters upload raw media files via FTP (or more secure versions like SFTP/FTPS) to the discovery node. cdn1discovery ftp

Further Reading & Tools:

Unlike modern APIs using OAuth or JWT, cdn1discovery ftp typically uses: specific internal hostname, a logging entry, a malicious