JNTUK R19 B.Tech CSE 4-1 CNS Material/ Notes PDF Download

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JNTUK R19 B.Tech CSE 4-1 CNS Material/ Notes PDF Download: If you’re a B.Tech CSE student under the JNTUK R19 curriculum, looking for comprehensive study material for your 4th-year 1st-semester Cryptography and Network Security (CNS) course, you’ve landed at the right place! Our JNTUK R19 B.Tech CSE 4-1 CNS Material provides in-depth coverage of essential topics such as classical encryption techniques, finite fields, number theory, and cryptographic algorithms. Whether you’re studying secret key cryptography, hashes, or public key algorithms, our material elucidates the working principles and utilities of each concept, aiding in a deeper understanding.

Moreover, we delve into the design issues and functioning of authentication protocols, PKI standards, and secure communication standards like Kerberos, IPsec, and SSL/TLS, ensuring you grasp every aspect of network security. With our CNS notes available in PDF format for convenient access, along with insights into cryptographic utilities and authentication mechanisms, you’ll be well-equipped to design secure applications with confidence. Download our JNTUK R19 B.Tech CSE 4-1 CNS Notes now to ace your exams and build a strong foundation in cybersecurity.

JNTUK R19 B.Tech CSE 4-1 CNS Material – Units

Unit 1 Syllabus PDF Download | JNTUK R19 B.Tech CSE Cryptography And Network Security Material

Classical Encryption Techniques: Security Attacks, Services & Mechanisms, Symmetric Cipher Model. Cyber Threats, Phishing Attacks, Web Based Attacks, SQL Injection Attacks, Buffer Overflow& Format String Vulnerabilities, TCP session hijacking, UDP Session Hijacking.

Block Ciphers: Traditional Block Cipher Structure, Block Cipher Design Principles.

Unit 2 Syllabus PDF Download | JNTUK R19 B.Tech CSE Cryptography And Network Security Material

Symmetric Key Cryptography: Data Encryption Standard (DES), Advanced Encryption Standard (AES), Blowfish, IDEA, Block Cipher Modes of Operations.

Number Theory: Prime and Relatively Prime Numbers, Modular Arithmetic, Fermat’s and Euler’s Theorems, The Chinese Remainder Theorem, Discrete Logarithms.

Unit 3 Syllabus PDF Download | JNTUK R19 B.Tech CSE Cryptography And Network Security Material

Public Key Cryptography: Principles, Public Key Cryptography Algorithms, RSA Algorithm, Diffie Hellman Key Exchange, Elliptic Curve Cryptography.

Cryptographic Hash Functions: Application of Cryptographic Hash Functions, Requirements & Security, Secure Hash Algorithm, Message Authentication Functions, Requirements & Security, HMAC & CMAC.

Digital Signatures: NIST Digital Signature Algorithm, Key Management and Distribution

Unit 4 Syllabus PDF Download | JNTUK R19 B.Tech CSE Cryptography And Network Security Material

User Authentication: Remote User Authentication Principles, Kerberos.

Electronic Mail Security: Pretty Good Privacy (PGP) And S/MIME.

IP Security: IP Security Overview, IP Security Architecture, Authentication Header, Encapsulating Security Payload, Combining Security Associations and Key Management.

Unit 5 Syllabus PDF Download | JNTUK R19 B.Tech CSE Cryptography And Network Security Material

Transport Level Security: Web Security Requirements, Secure Socket Layer (SSL) and Transport Layer Security (TLS), Secure Shell (SSH)

Firewalls: Characteristics, Types of Firewalls, Placement of Firewalls, Firewall Configuration, Trusted Systems.

JNTUK R19 B.Tech CNS Material – Outcomes

• Understand information security goals, including confidentiality, integrity, and authentication, to ensure the protection of sensitive data and systems.
• Learn classical encryption techniques such as Caesar cipher, substitution cipher, and transposition cipher to secure communication channels.
• Gain foundational knowledge in finite fields and number theory, which are essential for understanding modern cryptographic algorithms.
• Compare and apply various encryption and decryption techniques to address confidentiality and authentication concerns in data transmission and storage.
• Utilize cryptographic checksums and evaluate message digest algorithms to verify the integrity of messages of different sizes, ensuring data has not been tampered with during transmission or storage.
• Apply digital signature algorithms to authenticate senders and ensure the integrity of messages, enabling the creation of secure applications in various domains.
• Understand network security fundamentals, including different types of attacks on networks, and evaluate the effectiveness of security measures such as firewalls and protocols like SSL, IPSec, and PGP in protecting against these threats.
• Employ cryptographic utilities and authentication mechanisms in the design of secure applications, safeguarding sensitive information and ensuring secure communication channels.

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