Atlassian is a founding member of the Vendor Security Alliance (VSA) The VSA is an independent, not-for-profit entity that evaluates the security and privacy of services provided by vendors. Airbnb, Docker, DropBox, GoDaddy, Palantir, Square, Twitter, and Uber are also members of the VSA. Atlassian: “Trust begins with transparency and accountability, and having an independent entity manage this process will provide an efficient, common, and credible way of evaluating the vendors we all use””]
Source: https://www.atlassian.com/blog/announcements/vendor-security-alliance