I am a happy customer of Ola. I decided to try Uber. I installed the Uber app on my wife’s Android mobile and tried to register with her email address and got the message “Email address already in use“. I don’t recall registering with Uber and thought that my wife had done so. ... read more
So, what is the solution?
I read an article titled Frequent password changes are the enemy of security which I find misleading and missing the point.
In this article, Carnegie Mellon University professor Lorrie Cranor, who became chief technologist at FTC challenges FTC’s advice
... read more
FTC’s advice: Encourage your loved ones to change passwords often, making them long, strong, and unique.
Elliptic Curve Cryptography: computing shared key
If Alice and Bob want to exchange encrypted messages, they need to first agree on a Key. This shared key (also known as symmetric key) will be used to by both parties to encrypt messages. There are many ways of arriving at the shared key (including the old fashioned ... read more