Write a short note on Polifiration of mobile and wireless devices?
7. Briefly explain Proxy servers? How is VPN different from Proxy server?
8. what is phishing? how phishing work explain with example and diagram?
9. what do you mean by password cracking ? what is the purpose of password cracking?
10. what do you mean by keylogging (keystroke logging)? discuss keyloggers and give its
classification? also explain antikeyloger?