Big Data Security Threats

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What is a major limitation of big data technologies in terms of access control?

They are not designed for granular access (correct)

They can only be used for medical research

They are designed for granular access

They can handle large amounts of data

What is the primary goal of user access control in big data systems?

To manage cryptographic keys

To prevent unauthorized access to sensitive data (correct)

To encrypt data at rest

To detect intrusions in the system

What is the main benefit of centralized key management in big data security?

It is only used for distributed key management

It provides more complexity in key management

It offers more efficiency and control over cryptographic keys (correct)

It increases the risk of key misuse

What is the purpose of an Intrusion Prevention System (IPS) in big data security?

To detect and prevent vulnerability exploits Signup and view all the answers

What is a common security technique used to secure data in big data systems?

Encryption Signup and view all the answers

What is the main benefit of encrypting data before storing it in a Hadoop cluster?

It reduces the risk of data breaches Signup and view all the answers

What is the purpose of maintaining logs for individual MapReduce jobs in big data security?

To identify unusual activity and protect the data Signup and view all the answers

What is the purpose of assigning labels such as 'confidential', 'public', 'sensitive' to data and users?

To classify data and users for access control Signup and view all the answers

What is the main benefit of real-time access control in big data security?

It prevents unauthorized changes to the application Signup and view all the answers

What is the challenge in input validation and filtering in Big Data systems?

Both A and B Signup and view all the answers

What is the main challenge of encrypting data in big data systems?

It requires securing data-at-rest and in-transit Signup and view all the answers

What is the purpose of real-time security monitoring in Big Data systems?

To predict and prevent attacks Signup and view all the answers

Why is access control an important aspect of big data security?

It prevents unauthorized access to sensitive data Signup and view all the answers

What is the focus of infrastructure security in Big Data systems?

Hadoop environment Signup and view all the answers

What is the purpose of dividing data into sequenced parts and storing them in different cloud storage providers?

To enhance data security Signup and view all the answers

What is the primary concern of data encryption in Big Data systems?

Control of unauthorized access to sensitive data Signup and view all the answers

What is the purpose of authentication in Big Data systems?

To verify user identity Signup and view all the answers

What is required for managing security compliance and other requirements in Big Data systems?

Auditing and centralized administration Signup and view all the answers

What is the primary concern of integrity in Big Data systems?

Maintaining consistency and trustworthiness of data Signup and view all the answers

What is required for guarding access to the system, its data, and services in Big Data systems?

Authentication Signup and view all the answers

What is the term used to describe the security measures and tools applied to analytics and data processes in Big Data?

Big Data Security Signup and view all the answers

What is the main disadvantage of using distributed data processing and storage frameworks like Hadoop?

It increases security issues Signup and view all the answers

Why do organizations need to add extra security layers to protect data in data mining tools?

Because data often contains personal and financial information Signup and view all the answers

What is the main advantage of using Non-Relational Databases over Relational Databases in Big Data?

They are more scalable and flexible Signup and view all the answers

What is the main security concern in endpoint devices in Big Data environments?

Manipulation of data by cybercriminals Signup and view all the answers

What is the solution for companies that need to restrict access to sensitive data, but still need to grant access to certain individuals or groups?

Granular access Signup and view all the answers

Why do companies need to set up Non-Relational Databases in a trusted environment with additional security measures?

Because they favor performance and flexibility over security Signup and view all the answers

What is the main benefit of using Big Data Security measures in organizations?

It safeguards data from unauthorized parties Signup and view all the answers

What is the main challenge of Big Data Security?

It includes all security measures and tools applied to analytics and data processes Signup and view all the answers

What is the term used to describe the process of finding patterns in unstructured data in Big Data environments?

Data Mining Signup and view all the answers