Netbox Blue Pty Ltd, now Cyberhound Pty Ltd as of November 2015, is an Australian-owned provider of internet and email security, filtering and management solutions. The company currently has a staff of 40 and has clients in more than 20 countries around the world. Netbox Blue was founded in Brisbane by John Oxnam, Justin Cooke and Trent Davis in 1999. It is privately held company with its head office in Spring Hill, Queensland, Australia, and branch offices in Sydney, Melbourne, and London.
Netbox Blue provides products for internet compliance, management and security. Their products include applications that report inappropriate communications in social media, using pattern matching technology.