# Network Security

- Institution: IIT Bombay
- Department: Electrical Engineering
- Teacher: Prof. Gaurav S. Kasbekar
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/108101585)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/108101585)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Week 1 : Lecture 1 : Introduction to the Course](https://invisiblenetwork.ai/learn/nptel/108101585/642cefb5455c) (Video)
2. [Week 1 : Lecture 2 : Motivation and Overview](https://invisiblenetwork.ai/learn/nptel/108101585/73d977c02393) (Video)
3. [Week 1 : Lecture 3 : Review of Basic Concepts and Terminology in Communication Networks: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/d8f599e3f56b) (Video)
4. [Week 1 : Lecture 4 : Review of Basic Concepts and Terminology in Communication Networks: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/dba86741ec86) (Video)
5. [Week 1 : Lecture 5 : Review of Basic Concepts and Terminology in Communication Networks: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/2b44ba1eaded) (Video)
6. [Week 1 : Lecture 6 : Review of Basic Concepts and Terminology in Communication Networks: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/aa10fec077a8) (Video)
7. [Week 1 : Lecture 7 : Review of Basic Concepts and Terminology in Communication Networks: Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/7c58c5728635) (Video)
8. [Week 1 : Lecture 8 : Review of Basic Concepts and Terminology in Communication Networks: Part 6](https://invisiblenetwork.ai/learn/nptel/108101585/8f2d155d0e4c) (Video)
9. [Week 2 : Lecture 9 : Different Types of Attacks on Networks](https://invisiblenetwork.ai/learn/nptel/108101585/a9059e45f6d5) (Video)
10. [Week 2 : Lecture 10 : Mathematical Background for Cryptography](https://invisiblenetwork.ai/learn/nptel/108101585/3433adeb7040) (Video)
11. [Week 2 : Lecture 11 : Principle of Cryptography: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/5863cf04ade5) (Video)
12. [Week 2 : Lecture 12 : Principle of Cryptography: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/91836a33d3c3) (Video)
13. [Week 2 : Lecture 13 : Principle of Cryptography: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/0da3eadbdfef) (Video)
14. [Week 2 : Lecture 14 : Principle of Cryptography: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/842c0931b9ae) (Video)
15. [Week 2 : Lecture 15 : Principle of Cryptography: Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/dd7b900a15cd) (Video)
16. [Week 3 : Lecture 16 : Message Integrity, Cryptographic Hash Functions and Digital Signatures: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/070fd3a91ad8) (Video)
17. [Week 3 : Lecture 17 : Message Integrity, Cryptographic Hash Functions and Digital Signatures: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/f418f83c8ce0) (Video)
18. [Week 3 : Lecture 18 : Message Integrity, Cryptographic Hash Functions and Digital Signatures: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/3490a1e09da8) (Video)
19. [Week 3 : Lecture 19 : Message Integrity, Cryptographic Hash Functions and Digital Signatures: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/864f1e26030f) (Video)
20. [Week 4 : Lecture 20 : Authentication: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/f2ff7bd85921) (Video)
21. [Week 4 : Lecture 21 : Authentication: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/2c5ffb328f21) (Video)
22. [Week 4 : Lecture 22 : Authentication: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/37cc86eea6f8) (Video)
23. [Week 4 : Lecture 23 : Authentication: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/b8f1b5d876e2) (Video)
24. [Week 4 : Lecture 24 : Authentication: Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/f3dfb65b6935) (Video)
25. [Week 4 : Lecture 25 : Authentication: Part 6](https://invisiblenetwork.ai/learn/nptel/108101585/e4fc0ee11a59) (Video)
26. [Week 5 : Lecture 26 : Public Key Infrastructure: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/d31508df15b8) (Video)
27. [Week 5 : Lecture 27 : Public Key Infrastructure: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/1ad48cb1183c) (Video)
28. [Week 5 : Lecture 28 : Secure Email: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/18889422effb) (Video)
29. [Week 5 : Lecture 29 : Secure Email: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/9a1ece713ac1) (Video)
30. [Week 5 : Lecture 30 : Secure Sockets Layer (SSL) and Transport Layer Security (TLS): Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/54002404e09c) (Video)
31. [Week 5 : Lecture 31 : Secure Sockets Layer (SSL) and Transport Layer Security (TLS): Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/d213663960be) (Video)
32. [Week 6 : Lecture 26 : Structure of an intergenic fitness landscape.](https://invisiblenetwork.ai/learn/nptel/108101585/c33ffd1e3ce5) (Video)
33. [Week 6 : Lecture 27 : Structure of an intergenic fitness landscape.](https://invisiblenetwork.ai/learn/nptel/108101585/e85722727467) (Video)
34. [Week 6 : Lecture 28 : Large scale fitness landscape (folA in E. coli)](https://invisiblenetwork.ai/learn/nptel/108101585/e4e0e5a468c7) (Video)
35. [Week 6 : Lecture 29 : Fixation probability of a beneficial mutation in a chemostat.](https://invisiblenetwork.ai/learn/nptel/108101585/54613d005bba) (Video)
36. [Week 6 : Lecture 30 : Marbles in a jar: role of chance in dictating evolution.](https://invisiblenetwork.ai/learn/nptel/108101585/f52632c458ed) (Video)
37. [Week 7 : Lecture 37 : Securing Wireless LANs : Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/137ec8cc230f) (Video)
38. [Week 7 : Lecture 38 : Securing Wireless LANs : Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/a26b4364b23a) (Video)
39. [Week 7 : Lecture 39 : Securing Wireless LANs : Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/48de599f899d) (Video)
40. [Week 7 : Lecture 40 : Securing Wireless LANs : Part 6](https://invisiblenetwork.ai/learn/nptel/108101585/24bbe64f7f31) (Video)
41. [Week 7 : Lecture 41 : Securing Wireless LANs : Part 7](https://invisiblenetwork.ai/learn/nptel/108101585/54e10938e940) (Video)
42. [Week 7 : Lecture 42 : Securing Wireless LANs : Part 8](https://invisiblenetwork.ai/learn/nptel/108101585/6f480d8b9e3e) (Video)
43. [Week 8 : Lecture 43 : Wireless Cellular Network Security : Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/fc780b7c4fc5) (Video)
44. [Week 8 : Lecture 44 : Wireless Cellular Network Security : Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/4a714281d4e3) (Video)
45. [Week 8 : Lecture 45 : Wireless Cellular Network Security : Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/74a8969e9373) (Video)
46. [Week 8 : Lecture 46 : Wireless Cellular Network Security : Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/621e4493236c) (Video)
47. [Week 8 : Lecture 47 : Wireless Cellular Network Security : Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/2b0429ccea26) (Video)
48. [Week 8 : Lecture 48 : Wireless Cellular Network Security : Part 6](https://invisiblenetwork.ai/learn/nptel/108101585/92a1529f403f) (Video)
49. [Week 8 : Lecture 49 : Wireless Cellular Network Security : Part 7](https://invisiblenetwork.ai/learn/nptel/108101585/655ca23d9828) (Video)
50. [Week 8 : Lecture 50 : Wireless Cellular Network Security : Part 8](https://invisiblenetwork.ai/learn/nptel/108101585/9fb777581726) (Video)
51. [Week 9 : Lecture 51 : Firewalls and Intrusion Detection Systems: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/3c6732db5209) (Video)
52. [Week 9 : Lecture 52 : Firewalls and Intrusion Detection Systems: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/742c763b92d0) (Video)
53. [Week 9 : Lecture 53 : Firewalls and Intrusion Detection Systems: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/610f50e96ac4) (Video)
54. [Week 9 : Lecture 54 : Firewalls and Intrusion Detection Systems: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/1528e0fc02f6) (Video)
55. [Week 10 : Lecture 55 : Firewalls and Intrusion Detection Systems: Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/ec91c3c4e0f2) (Video)
56. [Week 10 : Lecture 56 : Firewalls and Intrusion Detection Systems: Part 6](https://invisiblenetwork.ai/learn/nptel/108101585/62a8873e5366) (Video)
57. [Week 10 : Lecture 57 : Firewalls and Intrusion Detection Systems: Part 7](https://invisiblenetwork.ai/learn/nptel/108101585/19acc4b0d036) (Video)
58. [Week 10 : Lecture 58 : Firewalls and Intrusion Detection Systems: Part 8](https://invisiblenetwork.ai/learn/nptel/108101585/4a836b99c67b) (Video)
59. [Week 10 : Lecture 59 : Tor: The Onion Router: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/24ec8534c69b) (Video)
60. [Week 10 : Lecture 60 : Tor: The Onion Router: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/08c72dc9198f) (Video)
61. [Week 11 : Lecture 61 : The Bitcoin Cryptocurrency: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/114ad5fae1e3) (Video)
62. [Week 11 : Lecture 62 : The Bitcoin Cryptocurrency: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/478d730150db) (Video)
63. [Week 11 : Lecture 63 : The Bitcoin Cryptocurrency: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/ae5c6adf5fff) (Video)
64. [Week 11 : Lecture 64 : The Bitcoin Cryptocurrency: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/5a30b24e6375) (Video)
65. [Week 11 : Lecture 65 : The Bitcoin Cryptocurrency: Part 5](https://invisiblenetwork.ai/learn/nptel/108101585/c104032acb3c) (Video)
66. [Week 11 : Lecture 66 : The Bitcoin Cryptocurrency: Part 6](https://invisiblenetwork.ai/learn/nptel/108101585/7f2dcfd962e6) (Video)
67. [Week 12 : Lecture 67 : Cloud Security: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/30fb475a88e1) (Video)
68. [Week 12 : Lecture 68 : Cloud Security: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/5eab2ce13ccc) (Video)
69. [Week 12 : Lecture 69 : Cloud Security: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/c7b3ec896ae3) (Video)
70. [Week 12 : Lecture 70 : Cloud Security: Part 4](https://invisiblenetwork.ai/learn/nptel/108101585/9f5963e20851) (Video)
71. [Week 12 : Lecture 71 : Security of the Internet of Things (IoT), Hardware Security: Part 1](https://invisiblenetwork.ai/learn/nptel/108101585/83fac9335f09) (Video)
72. [Week 12 : Lecture 72 : Security of the Internet of Things (IoT), Hardware Security: Part 2](https://invisiblenetwork.ai/learn/nptel/108101585/4d56a8c2cd7e) (Video)
73. [Week 12 : Lecture 73 : Security of the Internet of Things (IoT), Hardware Security: Part 3](https://invisiblenetwork.ai/learn/nptel/108101585/d73bb77d0fec) (Video)
74. [Week 12 : Lecture 74 : Post-Quantum Cryptography](https://invisiblenetwork.ai/learn/nptel/108101585/4c10e15b1649) (Video)
75. [Live Session 28-02-2025](https://invisiblenetwork.ai/learn/nptel/108101585/642cefb5455c-2) (Video)
76. [Live Session 24-03-2025](https://invisiblenetwork.ai/learn/nptel/108101585/73d977c02393-2) (Video)