Registration Upon registration, public/private key pair store in uesr’s device. User will hand over public key to the server and server will save this in DB. The Handshake: Authentication Upon login, user will be given a “challenge”; random string to sign from server. User will sign this using private key in their device. Server verifies…

Ec2 is: EC2 instance’s storage is AZ specific meaning EBS on AZ-B cannot interact with EC2 that are on AZ-A.EC2 instance is also AZ specific, you can’t natively move EC2 that are on AZ-A to AZ-B. There are way to migrate this tho. What is EC2 Good for?

I’ve always stored my notes on local. So just to make it online and publicly available, I’m starting my blog post! It will mostly be about my study.