role-based access control (RBAC)

See the following -

NSA's Accumulo Data Store Has Strict Limits On Who Can See The Data

Joab Jackson | PCWorld | October 31, 2013

With its much-discussed enthusiasm for collecting large amounts of data, the NSA naturally found much interest in the idea of highly scalable NoSQL databases. Read More »

NSA's Accumulo NoSQL Store Offers Role-Based Data Access

Joab Jackson | InfoWorld | October 31, 2013

With its much-discussed enthusiasm for collecting large amounts of data, the NSA naturally found much interest in the idea of highly scalable NoSQL databases. Read More »