HOW to Keep user's password safe in database

If you have ever tried to build a backend where you have to build sign-in/sign-up, one of the main concerns is "how can I keep my user's password safe".

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Let's say you have an authentication system and you have to store a username and password for your application in your database. Let's say the user's username is "Abc" and the password is "Abc$123" and you store it in plain words in your database. Now if …

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