[cs615asa] What's the X.509 certificate used for?

Jan Schaumann jschauma at stevens.edu
Tue Jan 27 16:46:44 EST 2015

hchen29 <hchen29 at stevens.edu> wrote:

> From the article online "How To: Getting Started with Amazon EC2", there  
> is a X.509 certificate should be downloaded first and a private key as  
> well. I want to know what this is used for.

The AWS command-line utilities use the certificate and key to
authenticate to Amazon's API.

This link may help you understand which authentication credentials are
used for which uses:

Reading up on the general concept of asymmetric key cryptography and the
x509 standard might also be useful.  Wikipedia is fairly helpful here.


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