[Ruby on Rails] What is Bcrypt?


What is Bcrypt?

Bcrypt A gem that provides a function for hashing passwords.


# gem 'bcrypt', '~> 3.1.7' 

↓ Remove the hash (#) and execute ** bundle install **.


gem 'bcrypt', '~> 3.1.7' 

What you can do with Bcrypt installed

-The has_secure_password method can be used. ・ The authenticate method can be used

Bcrypt::password.create("○○○○") Returns a hashed value of a character string (value in ○○○○).

:001:0> BCrypt::Password.create("foobar")
=> "$2a$12$W0qW0H5M2YRx2kyGdlBeMOS5cK11hbF8sT4.oKgWF6Aq43E6bjr0C"

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