Hadoop security
Much of the initial focus of Hadoop development (circa 2006) was concentrated on the ability to store and process massive amounts of data. In the early days of Hadoop implementations and deployments, security was not a primary focus. Security was limited to a requirement that the Hadoop cluster and users accessing it are a part of a trusted network. As Hadoop adoption has grown in enterprises to run mission-critical workloads, the need for advanced security features such as strong authentication, authorization, and data security ...

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