December 2017
Intermediate to advanced
410 pages
11h 5m
English
Can a receiver be confident that the message he received originates from the intended sender?
For example, Pavan received the following email from one of his friends living abroad:
I need some money immediately, and my phone is not working. Please send Rs. 5000/- to the following bank account: Bank account: X X X X
How can Pavan be 100% confident that the message is actually from his friend?
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