Inadequately configured HDFS servers expose 5.1 Pb of data
Shodan’s founder, John Matherly, found 4487 instances of HDFS (Hadoop Distributed File System) available via public IP addresses, without authentication, exposing 5.1 Petabytes of data.
▻https://www.bleepingcomputer.com/news/security/hadoop-servers-expose-over-5-petabytes-of-data
