2023 -> Group-A 2021 -> Group - A 2020 -> Group - A 2018 -> Group - A 2023 -> Group - B What is ASP? Write structure of ASP program and importance of ASP. What is Encryption? Explain public and private key. What is Digital Signature? Write some advantages of Digital Signature. What is Authentication? Write some authentication protocols. What is Firewall? Write functions of Firewall. 2021 -> Group - B Discuss FTP and DNS protocols. Differentiate between WWW and Internet. Explain server Side Scripting and client side scripting with examples. What is the role of Encryption in notwork security? Explain public key and private key encryption. What is Firewall? How it provides protection against cyber threats ? What do you mean by cyber attacks? Explain passive and active attacks. Explain multi level model of security of network. What is E-mail? Explain about e-mail security and its associated protocols. What is Authentication in Network Security ? Explain its different types. 2020 -> Group - B What is E-mail ? What are its advantages and disadvantages? Discuss various E-mail protocols. Discuss HTML table tag with its all child tags. Write HTML code to draw a HTML table containing records of a student. What are the features of ASP? How cin you access, database in ASP? Explain with example. 2020 -> Group - C What is threat in network security ? Discuss active attacks and passive attacks. Explain advanced encryption standard (AES) cryptographic technique. Write notes on the following : (a) Cryptoanalysis (b) Firewall (c) Digital signature