An unauthorized individual enters a building following an employee through the employee entrance after the lunch rush. What type of breach has the individual just performed?
Reverse Social Engineering
Tailgating
Piggybacking
Announced
Correct answer: B
Question 2
Which of the following is the best countermeasure to encrypting ransomwares?
Use multiple antivirus softwares
Keep some generation of off-line backup
Analyze the ransomware to get decryption key of encrypted data
Pay a ransom
Correct answer: B
Question 3
If an attacker uses the command SELECT*FROM user WHERE name = ‘x’ AND userid IS NULL; --‘; which type of SQL injection attack is the attacker performing?