Steganography Quiz

What is the goal of steganography as mentioned in the text?

• To create a secret code with no regard for visual inputs

• To obscure content so it can't be understood

• To hide the fact that the content exists by embedding it in something else

• To change the aesthetic look of an image

Which of the following is NOT a way that steganography can be used according to the text?

• To evade censorship

• To embed messages in Facebook photos

• To obscure content like cryptography

• To smuggle malicious payloads past security scanners

What distinguishes steganography from cryptography?

• Steganography is used to hide messages in digital mediums only

• Steganography is a specific method of clandestine data delivery

• Steganography aims to hide the existence of the content, while cryptography obscures the content itself

• Steganography changes the aesthetic look of images

According to the text, how can steganography be used nefariously?

• By changing pixel values to make images look different

• By embedding secret messages in paintings like Da Vinci

• By smuggling malicious code inside benign software

• By writing in invisible ink

According to Simon Wiseman, why is steganography detection particularly challenging?

• It has a high false positive rate.

• The steg is completely undetectable.

• It can be easily identified with advanced statistics.

• There is a pattern to look for in the images.

What aspect of cyber attacks do defense techniques address, according to the text?

• The steganography itself.

• The network access and file adjustment.

• The creation of malicious information.

• The pattern recognition in modified images.

What is a potential use of steganography by bad actors in financial institutions?

• Encrypting data to protect it from theft.

• Smuggling data like credit card numbers out of the organization.

• Detecting unauthorized data exfiltration attempts.

• Facilitating legitimate file adjustments.

What does McAfee Labs’ June threat detection report indicate about the use of steganography?

• It is declining in popularity among attackers.

• It is only used in a few types of attacks.

• It is being used in more diverse types of attacks than ever.

• It has become easier to detect in recent times.

What is now being used in malvertising, phishing, and malware distribution, according to the text?

• Advanced encryption techniques

• Social engineering tactics

• Steganography

• Biometric hacking

Who is Diwakar Dinkar and what has he contributed to?

• A hacker known for using steganography

• A research scientist at McAfee who contributed to a threat report

• A security vendor specializing in encryption

• The inventor of a malware distribution tool