Category Archives: Security

Apache Sentry is Now a Top-Level Project

Categories: Security Sentry

The following post was originally published by the Sentry community at apache.org. We re-publish it here for your convenience.

We are very excited to announce that Apache Sentry has graduated out of Incubator and is now an Apache Top-Level Project! Sentry, which provides centralized fine-grained access control on metadata and data stored in Apache Hadoop clusters, was introduced as an Apache Incubator project back in August 2013. In the past two and a half years,

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Building, Benchmarking, and Tuning Syslog Ingest Architecture at Vodafone UK

Categories: Flume Hadoop Kafka Security Use Case

Vodafone UK’s new SIEM system relies on Apache Flume and Apache Kafka to ingest nearly 1 million events per second. In this post, learn about the architecture and performance-tuning techniques and that got it there.

SIEM platforms provide a useful tool for identifying indicators of compromise across disparate infrastructure. The catch is, they’re only as accurate as the fidelity of the data involved, which is why Apache Hadoop is becoming such a valuable platform for that use case.

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What’s New in Cloudera’s Distribution of Apache Kafka?

Categories: Kafka Security

Cloudera’s distribution (now on release 2.0) of Kafka is based on Apache Kafka 0.9 and includes various new features (especially for security and usability), enhancements, and bug fixes.

Kafka is rapidly gaining momentum in enterprise Apache Hadoop deployments and has become the de facto messaging bus in most Big Data technology stacks. During this period of rapid adoption (and since Cloudera began shipping Kafka in February 2015),

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Announcing RecordService Beta 2: Brings Column-level Security to Apache Spark and MapReduce

Categories: General Security Sentry Spark

With this new beta release, column-level privileges set via Apache Sentry (incubating) are now enforced on Spark/MapReduce jobs.

Cloudera is excited to announce the availability of the second beta release for RecordService. This release is based on CDH 5.5 and provides some new features, including:

  • Support for Sentry column-level security. Previously, column-level access control required the use of views; now,

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RecordService: For Fine-Grained Security Enforcement Across the Hadoop Ecosystem

Categories: Hadoop Impala Security Sentry

This new core security layer provides a unified data access path for all Hadoop ecosystem components, while improving performance.

We’re thrilled to announce the beta availability of RecordService, a distributed, scalable, data access service for unified access control and enforcement in Apache Hadoop. RecordService is Apache Licensed open source that we intend to transition to the Apache Software Foundation. In this post, we’ll explain the motivation, system architecture,

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