为什么一台SSL证书不能用于多台机器？

Here is the situation. I am making changes to an application but I do not have test environment. There is a QA server for the testing team to use, but I would rather test the application on my local machine (deploying changes to that server might interrupt the testers). I have setup the environment on my local machine, but there is a problem.Here is the situation. I am making changes to a