1. Ethics of Big Data Eduardo Felipe Zecca da Cruz

2. What is Big Data? Stamford, Conn.-based IT research firm Gartner Inc. defines "big data" as "high-volume, velocity and/or variety information assets that demand cost- effective, innovative forms of information processing that enable enhanced insight, decision making and process automation." Other experts point out that big data might include unstructured textual information from social media sites, machine-generated log data and a host of other information collected by cloud applications, on-premises applications and websites.

3. Numbers Stored information totaled 0.8 zetabytes, the equivalent of 800 billion gigabytes, in 2009. IDC predicts that by 2020, 35 zetabytes of information will be stored globally Untargeted ad online was $1.98 per thousand views. The average price of a targeted ad was $4.12 per thousand

4. Concerns Privacy Issues Users could feel monitored for every single action that they do on the Internet Examples Target Case Sent coupons to a teenager for baby products by analyzing her shopping patterns Revealed that she was pregnant to her family Travel Agency Orbitz Case Began up-charging Apple users after data-crunching revealed that they are generally willing to pay more for travel

5. Data Brokers Data Broker is a business that collect personal information about customers and sells it to other organizations Google, Facebook, Amazon and Microsoft take the most private information

6. Hadoop Software Architecture that handles high volumes of simultaneous search queries Created in 2005 Licensed under the Apache License 2.0 It was inspired by Google’s MapReduce

7. Hadoop Architecture It consists of: Hadoop Common package Provides filesystem and OS level abstractions Contains the necessary Java Archive files and scripts need to start Hadoop Hadoop Distributed File System Hadoop YARN Hadoop MapReduce Programming model for processing large data sets with a parallel, distributed algorithm on a cluster

8. Hadoop Cluster

9. Prominent Users Yahoo! Yahoo Search Webmap Facebook Has the largest Hadoop cluster in the world After 2013 more than half of Fortune 50 uses Hadoop

10. Proposals Consumer Privacy Bill of Rights Act of 2011 A bill to establish a regulatory framework for the comprehensive protection of personal data for individuals under the aegis of the Federal Trade Commission, and for other purposes. Do-Not-Track Online Act of 2011 A bill to require the Federal Trade Commission to prescribe regulations regarding the collection and use of personal information obtained by tracking the online activity of an individual, and for other purposes.

11. Proposals Clarity on Practices Let users know when data is being collected Simplicity of Settings Privacy by Design Exchange of Value

12. References http://www.technologyreview.com/news/424104/what-big-data-needs-a-code-of- ethical-practices/ http://www.technologyreview.com/news/424104/what-big-data-needs-a-code-of- ethical-practices/ http://www.forbes.com/sites/emc/2014/03/27/the-ethics-of-big-data/ http://searchcloudapplications.techtarget.com/feature/Big-data-collection-efforts- spark-an-information-ethics-debate http://searchcloudapplications.techtarget.com/feature/Big-data-collection-efforts- spark-an-information-ethics-debate http://whatis.techtarget.com/definition/data-broker-information-broker http://hadoop.apache.org/ http://en.wikipedia.org/wiki/Apache_Hadoop#File_system http://searchcloudcomputing.techtarget.com/definition/Hadoop