Insecure Deserialization Quiz

What is the process of converting an object into a format that can be stored or transmitted called?

• Encoding

• Serialization

• Decoding

• Deserialization

What is the main risk associated with insecure deserialization?

• Data encryption

• Data loss

• Unauthorized access

• Remote code execution

Which function is used in Python to convert an object into a binary format?

• pickle.dump()

• serialize()

• pickle.load()

• json.dumps()

What does the PHP unserialize() function do?

• Compresses data

• Encrypts data

• Converts serialized data back to an object

• Converts data to JSON

Which of the following is a sign of insecure deserialization vulnerability?

• Use of encryption

• User-controlled input

• Data validation

• Secure coding practices

What is the format of PHP serialized data?

• Starts with \x04

• Begins with \x80\x02

• Starts with ACED 0005

• Starts with O: or a:

Which magic method is called when an object is destroyed in PHP?

• __destruct()

• __construct()

• __serialize()

• __wakeup()

What is the purpose of the __wakeup() method in PHP?

• To serialize an object

• To initialize an object

• To clean up resources

• To unserialize an object

What is a common technique for exploiting insecure deserialization?

• Input validation

• Data encryption

• Modifying serialized data

• Data compression

Which of the following is a method to identify serialized data?

• Use of encryption

• Check for magic numbers

• Data validation

• Input sanitization