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The Open Vulnerability Assessment System (OpenVAS) is the most widespread Open Source solution for vulnerability scanning and vulnerability management. It is used and improved world wide by people ranging from security experts to private users.

Community Site: www.openvas.org

Current version: 7
Size: 5 modules, over 250,000 lines of code
Programming language: C, xslt
License: GNU GPLv2

Greenbone's contribution: over 75%

OpenVAS is the scan engine used and supported as part of the Greenbone Security Solutions. The Greenbone development team has contributed significantly to the advancement of OpenVAS, since 2005. The international OpenVAS developer conference was held in Osnabrück in 2007, 2009 and 2011, 2013 in Hildesheim.

In technical terms, the basis of OpenVAS is a service-oriented client-server architecture: The OpenVAS framework consists of various modules, each with a clearly defined task. These communicate via well established protocols. The communication is consistently SSL-secured.

Further details are available under Tool Architecture.