1- Discuss the three main characteristics of the information security, providing an example for each of them?2- what is malware? how to classify types of malware? Discuss the primary traits that the malware possesses?3- define cryptography. Discuss five things cryptography can do for basic security protection for information?4- define and compare active and passive vulnerability scanners?5- why is understanding of risk and risk management so important to an effective and successful information security program?