Hello @nishadi89, I’m glad you participated in the 2nd Task of the Beginner’s class at the Steemit Crypto Academy. Your grades in this task are as follows:

Observations:

The disadvantage is that there is no proper methodology to prevent such acts.

This is true. It is very difficult to recover a wrong transaction after it is verified. But let's see what the future has for the rapid evolving technology.

Recommendation / Feedback:

• Your presentation is superb and your writing skills are good.
• You explained every question in detail and in a simple terms.
• There were few grammatical errors that can be avoided using Grammarly. So I suggest you use it in your preceding tasks.

Thank you for submitting your homework task 2. We hope to see the rest of your submissions.