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Validating strong passwords awk

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@Byakugan - Use a second parameter passed by-reference, so the function can put the message there if necessary.That's more robust than using the return value for boolean or for a string (error message).So, you may as well discard all the passwords now and use...well, any modern operating system or authentication scheme that will check password policies for you, before accepting the a password. And in any event, once you have passwords in plaintext, they're not secure.Questions on Server Fault are expected to relate to server, networking, or related infrastructure administration within the scope defined by the community.Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Once you have passwords in plaintext, they're not secure.The author is the creator of nix Craft and a seasoned sysadmin and a trainer for the Linux operating system/Unix shell scripting.He has worked with global clients and in various industries, including IT, education, defense and space research, and the nonprofit sector.

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gpass stores all your password in an encrypted (Blowfish) file, protected by a master-password.However, the passwords must be difficult for unauthorized users to guess. A password-protected system should ensure that users choose strong passwords. Attackers can use a program, which iterates through all of the words in a dictionary (or multiple dictionaries in different languages) and tests whether any of the words work as a user's password. A strong password is complex (containing a mixture of uppercase, lowercase, numeric, and special characters) and is not a word. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form.For help clarifying this question so that it can be reopened, visit the help center.But if you want fancier regular expressions, you'll probably need to substitute something like Ruby or Perl for Bash.