Catalin Cimpanu reports:
A recent brute-force scan of FTP servers available online via an IPv4 address revealed that 796,578 boxes can be accessed without the need for any credentials.
The perpetrator of this scan is a security researcher that goes by the name of Minxomat, owner of a cyber-security firm that performs these types of scans on a regular basis, but usually in a much more targeted manner and for the purpose of detecting malicious traffic and its sources.
Read more on Softpedia.
Related: GitHub post and researcher’s blog post: Mass-analyzing a chunk of the Internet.