Master Basic Cryptography: Complete Notes & Past Questions for B.Tech 2nd Year 🔐

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Basic Cryptography | Chapter - 04| Complete Chapter Notes + Previous Year | Cyber System and Security | 2nd Year B.Tech

Topic covered are :
0:00 - Introduction
0:28 - Basic terminologies in Basic cryptography.
1:09 - Previous Year Q. Explain the term Public key Cryptography in detail.
1:58 - Previous Year Q. What is Encryption and Decryption in Cyber System and Security .
2:21 - Diffrence between symmetric and asymmetric key cryptography in tabular form.
2:44 - Previous Year Q. Explain RSA Public key Cryptography.
3:40 - Previous Year Q. .Explain RSA algorithm. Perform Encryption and Decryption using RSA for p=11,q=13,e=7,m=9.
4:10 - Previous Year Q. What are Asymmetric Algorithms ? Give their advantages and disadvantages.
4:33 - Previous Year Q. Write a short note on secret key cryptography. Also list its advantages, disadvantages and examples.
5:01 - Previous Year Q. Discuss single vs public-key cryptography. Also list its advantages, disadvantages and examples.
5:51 - Previous Year Q. What is a Digital Signature? How Digital Signature Works?
6:46 - Previous Year Q. Discuss any three types of digital signatures and what are the steps to use them in the real world ?
7:25 - Public key distribution and methods for public key distribution.
7:52 - Hash function / Features of hash functions / Design of Hashing Algorithms / Application of Hash Functions:
8:58 - Types of real world protocol- several types.
9:30 - Previous Year Q. Explain any three real world Protocols and what are the steps to use them in the real world.
10:08 - Previous Year Q. Explain SSL Encryption. What are steps involved in SSL server authentication.
10:43 - SSL ? How does SSL/TLS work ? Why is SSL important ?
11:02 - SSL certificate and what are the types of SSL certificate ?
11:28 - Previous Year Q. What are the difference between HTTPs, SSL and TLS ?
12:02 - Previous Year Q. Explain of IP protocol function?
12:29 - Previous Year Q. What is DNS and how does it work ?
13:14 - Previous Year Q. Explain what is Email security certificates ? / types of email security certificates
13:40 - Architecture of email security system and How to secure email ?
14:28 - Email hacking can be done in any of the following ways: Spam, Virus, Phishing ? explain .
14:54 - Transport Layer security ( TLS ) .
15:32 - Working of TLS and several benefits of TLS / Two main transport layer protocols are used .
16:18 - What is DNS actually and why is DNS security important ? Explain. / their attacks / fast flux / prevention / DINSSEC / measures to prevent DNS attack.
17:26 - IP security and Uses of IP security.
17:50 - Functional areas of IPsec. How does IPsec work ?
18:20 - Protocols are used in IPsec .
18:40 - Internal key exchange (IKE) and Kerberos authentication protocol .

Syllabus : (AKTU/UPTU)
Basic cryptography: Public key cryptography ,RSA public key crypto ,Digital signature Hash
functions ,Public key distribution ,Real world protocols ,Basic terminologies ,Email security
certificates ,Transport Layer security TLS ,IP security , DNS security.

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