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  1. Урок 1. 00:02:27
    Welcome by Ivan & Filip
  2. Урок 2. 00:05:39
    Course Structure
  3. Урок 3. 00:03:08
    IMPORTANT – Community Forum
  4. Урок 4. 00:06:27
    Overflow Vulnerability Introduction
  5. Урок 5. 00:06:34
    BatchTransfer Error Explained
  6. Урок 6. 00:15:34
    Solidity Vulnerability Demonstrated
  7. Урок 7. 00:08:07
    Fixing the Bug with SafeMath
  8. Урок 8. 00:01:04
    Introduction
  9. Урок 9. 00:04:08
    Why do we need a special Mindset?
  10. Урок 10. 00:01:49
    Part 1 – The New Ecosystem
  11. Урок 11. 00:07:45
    Part 2 – The High Cost of Failure
  12. Урок 12. 00:08:09
    Part 3 – Difficult Upgradeability
  13. Урок 13. 00:07:16
    Part 3 Bonus – How to Plan for Proxy Upgrades
  14. Урок 14. 00:01:20
    Introduction
  15. Урок 15. 00:02:42
    The Dangers with External Contract Calls
  16. Урок 16. 00:05:48
    Re-entrency Attacks
  17. Урок 17. 00:05:07
    Re-entrency Attacks – Solution
  18. Урок 18. 00:07:04
    Sending Ether – How to do it safely
  19. Урок 19. 00:08:22
    Initiating External Calls
  20. Урок 20. 00:06:44
    Push & Pull – Contract Design
  21. Урок 21. 00:03:43
    Introduction
  22. Урок 22. 00:15:29
    DAO Hack Explanation
  23. Урок 23. 00:13:22
    DAO Hack – Replicating the Vulnerability Part 1
  24. Урок 24. 00:19:27
    DAO Hack – Replicating the Vulnerability Part 2
  25. Урок 25. 00:07:18
    Parity Freeze Hack Explained
  26. Урок 26. 00:11:23
    Parity Freeze Hack – Replicating the Vulnerability
  27. Урок 27. 00:00:54
    Introduction
  28. Урок 28. 00:04:32
    Solidity Error Handling Recap
  29. Урок 29. 00:07:26
    What is an Invariant?
  30. Урок 30. 00:03:40
    Combine Assert & Invariants
  31. Урок 31. 00:04:33
    How to Use Modifiers Correctly
  32. Урок 32. 00:01:08
    Introduction
  33. Урок 33. 00:13:47
    Contract Overview
  34. Урок 34. 00:05:41
    Part 1 – Storage Contract
  35. Урок 35. 00:04:12
    Part 2 – Functional Contract
  36. Урок 36. 00:15:01
    Part 3 – Proxy Contract
  37. Урок 37. 00:08:41
    Part 4 – Deploy & Test
  38. Урок 38. 00:06:04
    Summary
  39. Урок 39. 00:01:01
    Introduction
  40. Урок 40. 00:10:38
    What Was Wrong with Our Simple Proxy?
  41. Урок 41. 00:03:16
    Part 1 – Setup Environment
  42. Урок 42. 00:07:01
    Part 2 – Building a New Storage Contract
  43. Урок 43. 00:06:40
    Part 3 – Building the Functional Contract
  44. Урок 44. 00:05:26
    Part 4 – Building the Proxy Contract Base
  45. Урок 45. 00:07:19
    Part 5 – Building Proxy Functionality
  46. Урок 46. 00:04:48
    Part 6 – Building Migrations & Deploying
  47. Урок 47. 00:07:59
    Part 7 – Interacting & Testing our proxy
  48. Урок 48. 00:08:33
    Part 8 – Improving & Updating
  49. Урок 49. 00:06:45
    Part 9 – Owner Issue Clarification
  50. Урок 50. 00:10:03
    Part 10 – Fixing the Owner Issue
  51. Урок 51. 00:08:26
    Part 11 – Summary
  52. Урок 52. 00:01:40
    BONUS: A Better Way to Upgrade
  53. Урок 53. 00:00:28
    Introduction
  54. Урок 54. 00:04:33
    What is it and why do we need it?
  55. Урок 55. 00:06:34
    Implementation
  56. Урок 56. 00:00:41
    Congratulations and Well Done!
  57. Урок 57. 00:04:16
    Time to upload your Certificate on LinkedIn!