Ransomware attacks have started to plug big data deployments in 2017, including Hadoop. Why? The Web interface to HDFS is left insecure by default. With BlueTalon you get a turnkey package that you can install easily to secure your Hadoop instances.

1. © 2017 BLUETALON, INC. ALL RIGHTS RESERVED.
Avoid Ransomware Attacks on Hadoop with
BlueTalon Secure Access for WebHDFS
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@BlueTalon
info@bluetalon.com
www.bluetalon.com

2. © 2017 BLUETALON, INC. ALL RIGHTS RESERVED.
In the News:
Ransomware
attacks against
Hadoop (HDFS)
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3. © 2017 BLUETALON, INC. ALL RIGHTS RESERVED.
Hackers’ Attack Strategy on Hadoop
It’s basic: Hackers scan the Internet for Web Interfaces
to HDFS left open and insecure
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• Hadoop is designed to be developer-friendly
• By default, the Web interface for HDFS
(Hadoop File System) is open and requires
no authentication

4. © 2017 BLUETALON, INC. ALL RIGHTS RESERVED.
How Can You Secure the Web Interface to HDFS?
1. Close the Web Interface to HDFS, but lose functionality
2. Kerberize your Hadoop cluster. It’s really hard!
(or)
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Turnkey
Package
Deploy BlueTalon Secure Access for HDFS
• Enforce user authentication on WebHDFS interface
• Enforce use of encryption (SSL) for all WebHDFS calls
• Easy to install

5. © 2017 BLUETALON, INC. ALL RIGHTS RESERVED.
Download BlueTalon SecureAccess for HDFS(*)
www.BlueTalon.com
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This also provides you with a Quickstart guide:
• How to check whether your Hadoop clusters are exposed to the attack
• Two-step install
• How to check that your Hadoop clusters are protected after you install BlueTalon
(*) the solution currently requires the use of Hortonworks Ambari
@BlueTalon
www.bluetalon.com