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2.0 Security Best Practices for Non-Relational Data Stores (cont.)<br />
2.8 Control communication across cluster<br />
2.8.1 Why?<br />
To ensure a secure channel.<br />
2.8.2 How?<br />
Ensure each node validates the trust level of other participating nodes before establishing a<br />
trusted communication channel.<br />
2.9 Ensure data replication consistency<br />
2.9.1 Why?<br />
To handle node failures correctly.<br />
2.9.2 How?<br />
Use intelligent hashing algorithms and ensure that the replicated data is consistent across<br />
the nodes, even during node failure.<br />
2.10 Utilize middleware layer for security to encapsulate<br />
underlying NoSQL stratum<br />
2.10.1 Why?<br />
To have a virtual secure layer.<br />
2.10.2 How?<br />
By inducing object-level security at the collection, or column-level through the middleware,<br />
retaining its thin database layer.<br />
CLOUD SECURITY ALLIANCE Big Data Working Group Guidance<br />
© Copyright 2016, Cloud Security Alliance. All rights reserved.<br />
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