As you may recall, in previous chapters, we created a password.txt file in the root level of our project containing the password to unlock our coinbase account. This was stored in plain text. Of course, this is not the best way to store your passwords: out in the open, in plain text.
How do we make it more secure?
You can put the password.txt file in your .gitignore file. This way, it won't be tracked by Git's version control.
For all other sensitive phrases, passwords or keys, it is also best to store a hard copy of them. In other words, store them offline. Why? This way, your sensitive data is not vulnerable to hackers. If it is offline, only you have it. So, a good idea is to store your passwords on a sheet of paper.
Of course, the next big question is, what if you lose that sheet of paper? It is a single point of failure. Well, the answer...