Certified Ethical Hacker (CEHv9) Questions and answers
95. Ricardo wants to send secret messages to a competitor company. To secure these messages, he uses a technique of hiding a secret message within an ordinary message. The technique provides 'security through obscurity'.
What technique is Ricardo using?
C. RSA algorithm
D. Public-key cryptography
96. The purpose of a ____ is to deny network access to local area networks and other information assets by unauthorized wireless devices.