"22 Million Emails Found in Mystery Open Database"

Security researcher and creator of Have I Been Pwned, Troy Hunt, was informed about an unsecured Elasticsearch database containing 22.8 million emails in February. Security researchers are still not sure about where the origins of the database. According to Hunt, the databases could come from a customer relationship management system. This article continues to discuss the mystery database, the potential origins of the database, and other unsecured large databases that have been discovered in the last few months. 

SC Media reports "22 Million Emails Found in Mystery Open Database"