For most open source software, security is a critical area to address before production release. As the leading SQL-like interface for Hadoop data, Hive must ensure that data is securely protected and accessed. For this reason, security in Hive is always considered an integral and important part of the ecosystem. The earlier version of Hive mainly relied on HDFS for security. The security of Hive gradually became mature after hiveserver2 was released.

This chapter will discuss Hive security in the following areas:

• Authentication
• Authorization
• Mask and encryption