bcrypt password hashing

bcrypt.rb

#!/usr/bin/ruby

# gem install bcrypt-ruby
require "bcrypt"

# 1.9.3 or later
require "io/console"
print "Enter password: "
password = STDIN.noecho(&:gets)

# versions eariler later than 1.9.3
# gem install highline

#require "highline/import"
#password = ask("Enter password: ") { |q| q.echo = false }

print "\n"

print BCrypt::Password.create(password) + "\n"