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Hadoop for Finance Essentials by Rajiv Tiwari

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Security

Financial organizations have a strict criterion to meet requirements on access control restrictions, confidentiality rules, and privacy restrictions. As Hadoop was designed for formatting large amounts of unstructured public data on commodity servers, security was never a driver for its design or development. That's why initially it was a big barrier for Hadoop in making its entry into the financial sector.

In 2009, Yahoo chose Kerberos as the authentication mechanism for Hadoop, and since then, Kerberos has become the basis of Hadoop's security model. Kerberos combined with Hadoop's own file system security has taken care of this security concern within the financial sector.

This section only covers the topic at a high level. Please refer ...

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