R23
IT · 3-2
✓ VERIFIED VS. PUBLISHED SYLLABUS 2026-07-11
Cryptography & Network Security
JNTUK R23 · IT · semester 3-2 · syllabus
This JNTUK R23 professional core course is listed for Information Technology (IT). It is listed in semester 3-2. It carries 3 credits. The published coverage runs across 5 units, from Basic Principles through Network Security.
Verified vs. published syllabus
Checked 11 Jul 2026
SOURCE DOCKET
Published evidence
✓ Verified
Checked 11 Jul 2026
Record 5 published units
Verification scope Subject name, credits, and unit-wise syllabus are sourced directly from JNTUK's official R23 course structure and syllabus document.
5 units, from Basic Principles to Network Security. Tick off units as you cover them — your progress stays on this device.
Unit-wise syllabus
0 / 5 COVERED
UNIT 01 — Basic Principles
Security goals, cryptographic attacks, and security services and mechanisms · Mathematics of cryptography: integer arithmetic and modular arithmetic · Matrices and linear congruence
UNIT 02 — Symmetric Encryption
Mathematics of symmetric key cryptography: algebraic structures and GF(2^n) fields · Modern symmetric key ciphers: modern block ciphers and modern stream ciphers · Data Encryption Standard: DES structure, DES analysis, security of DES, and Multiple DES · Advanced Encryption Standard: transformations, key expansions, AES ciphers and analysis of AES
UNIT 03 — Asymmetric Encryption
Mathematics of asymmetric key cryptography: primes, primality testing, factorization and the Chinese Remainder Theorem · Asymmetric key cryptography: the RSA cryptosystem · Rabin cryptosystem and Elgamal cryptosystem · Elliptic Curve Cryptography (ECC)
UNIT 04 — Data Integrity, Digital Signature Schemes & Key Management
Message integrity and message authentication: message integrity, the random oracle model and message authentication · Cryptographic hash functions: Whirlpool and SHA-512 · Digital signature: process, services, attacks, schemes and applications · Key management: symmetric key distribution and Kerberos
UNIT 05 — Network Security
Security at the application layer: PGP and S/MIME · Security at the transport layer: SSL and TLS · Security at the network layer: IPSec, its two modes and two security protocols, security association, IKE and ISAKMP · System security: users, trust and trusted systems, buffer overflow, malicious software, worms, viruses, IDS and firewalls