Protecting Hadoop Clusters From Malware Attacks
Two new strains of malware–XBash and DemonBot–are targeting Apache Hadoop servers for Bitcoin mining and DDOS purposes. This malware is scanning the internet so vigorously for Hadoop clusters that an...
View ArticleNetwork Security with Cloudera Altus and Apache Spot
Introduction In the last few years, IT security threats to enterprise systems have increased, which has necessitated installing log ingestion and analysis solutions in any enterprise network. This blog...
View ArticleThird-Party Libraries in C6
Cloudera has put a significant amount of work into upgrading the third-party libraries used in our just-released C6 version. This major upgrade of our software has given us the opportunity to upgrade...
View ArticleWhat’s New in Cloudera Director 2.8?
Cloudera Director 2.8 introduces a simpler way to create clusters in AWS or Microsoft Azure that requires less information to get started than the standard procedure. A new configuration export...
View ArticleAutomatic TLS Configuration with Cloudera Director 2.6
Cloudera Director 2.6 and Cloudera Manager 5.13 offer a simple way to have TLS configured for Cloudera Manager and CDH clusters. In this blog post, Bill Havanki describes how to use the new feature and...
View ArticleHadoop Delegation Tokens Explained
Apache Hadoop’s security was designed and implemented around 2009, and has been stabilizing since then. However, due to a lack of documentation around this area, it’s hard to understand or debug when...
View ArticleGetting Started with Cloudera’s Cybersecurity Solution
A quick conversation with most Chief Information Security Officers (CISOs) reveals they understand they need to modernize their security architecture and the correct answer is to adopt a machine...
View ArticleWhat’s New in Cloudera Director 2.6
Cloudera Director 2.6 introduces support for protecting communications with TLS and SSH host keys. Azure support is enhanced with support for Azure Managed Disks and custom images.. Cloudera Director...
View ArticleCloudera SDX: Under the Hood
What is SDX? Shared Data Experience — SDX — is Cloudera’s secret ingredient that makes it possible to deploy Cloudera’s four core functions (Data Engineering, Data Science, Analytic DB, Operational DB)...
View ArticleWhat’s New in Cloudera Director 2.5?
Cloudera Director 2.5 brings cluster auto-repair functionality and improved support for AWS Spot instances. Support for Cloudera Manager’s external account feature has been added along with S3Guard...
View ArticleHow-to: Secure YARN Containers with Cloudera Navigator Encrypt
Learn how Cloudera Navigator Encrypt bring data security to YARN containers. With the introduction of transparent data encryption in HDFS, we are now a big step closer toward a secure platform in the...
View ArticleThrift Client Authentication Support in Apache HBase 1.0
Thrift client authentication and doAs impersonation, introduced in HBase 1.0, provides more flexibility for your HBase installation. In the two-part blog series “How-to: Use the HBase Thrift Interface”...
View ArticleCloudera Navigator Encrypt Architecture: The Overview
Cloudera Navigator Encrypt is a key security feature in production-deployed enterprise data hubs. This post explains how it works. Cloudera Navigator Encrypt, which is integrated with Cloudera...
View ArticleInside Apache HBase’s New Support for MOBs
Learn about the design decisions behind HBase’s new support for MOBs. Apache HBase is a distributed, scalable, performant, consistent key value database that can store a variety of binary data types....
View ArticleSecurity, Hive-on-Spark, and Other Improvements in Apache Hive 1.2.0
Apache Hive 1.2.0, although not a major release, contains significant improvements. Recently, the Apache Hive community moved to a more frequent, incremental release schedule. So, a little while ago,...
View ArticleHow-to: Get Started with CDH on OpenStack with Sahara
The recent OpenStack Kilo release adds many features to the Sahara project, which provides a simple means of provisioning an Apache Hadoop (or Spark) cluster on top of OpenStack. This how-to, from...
View ArticleText Mining with Impala
Thanks to Torsten Kilias and Alexander Löser of the Beuth University of Applied Sciences in Berlin for the following guest post about their INDREX project and its integration with Impala for integrated...
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Sneak Preview: HBaseCon 2015 Operations Track
This year’s HBaseCon Operations track features some of the world’s largest and most impressive operators. In this post, I’ll give you a window into the HBaseCon 2015’s (May 7 in San Francisco)...
View ArticleHow-to: Quickly Configure Kerberos for Your Apache Hadoop Cluster
Use the scripts and screenshots below to configure a Kerberized cluster in minutes. Kerberos is the foundation of securing your Apache Hadoop cluster. With Kerberos enabled, user authentication is...
View ArticleConverting Apache Avro Data to Parquet Format in Apache Hadoop
Thanks to Big Data Solutions Architect Matthieu Lieber for allowing us to republish the post below. A customer of mine wants to take advantage of both worlds: work with his existing Apache Avro data,...
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