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Subject Syllabus

CB-703 (C) - Cryptology

CSBS · Semester 7

Course Modules

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Elementary cryptosystems.

Basic security services: confidentiality integrity availability non-repudiation privacy

Implementations Exampleswith some prominent ciphers: A5/1 Grain family RC4 Salsa and Cha- cha HC128 SNOW family ZUC; Block Ciphers: DES, AES, Modes of Operation Hash Functions Authentication

Security Applications (Selected Topics):Electronic commerce (anonymous cash, micro- payments)Key management Zero-knowledge protocols Cryptology in Contact Tracing Applications Issues related to Quantum Cryptanalysis.

Introductory topics in Post-Quantum Cryptography: Refer to https://csrc.nist.gov/projects/post- quantum-cryptography.May discuss any two ciphers from this list.