• Passphrase Generator 1
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Passphrase Generator

You might have heard of passphrases, where random words are strung together to make a password.
If so, you probably know that a passphrase can be both easier to remember, and at the same time harder to guess, than the types of password that are used by most people. You might have seen XKCD's famous "correcthorsebatterystaple" comic ( http://xkcd.com/936/ ).

What you may not know is that secure passphrases must be entirely random, and humans are really bad at being random. That's where this app comes in: using a cryptographically secure random number generator and a variety of dictionaries (from 700
- 80,000 words), it generates random passphrases of your desired length.


- Use the settings to make your passphrase as secure as you need it
- The app's free of charge
- and ad-free, too
- Variations are built in for US, Canadian and British English (automatically selected)

Disclaimer: although I've done my best to follow good security practices, security is complicated, and I can't guarantee that this app is fully secure
- or that your device is malware-free, for that matter. I am not responsible for any security breaches that may occur as a result of your use of, and / or of problems with, this app.

You'll note that this app doesn't ask for internet permissions, so you can be assured that it doesn't send the passphrases anywhere. Nevertheless, that might not be enough reassurance for some critical applications, so for the truly paranoid I'd recommend printing the Diceware word list ( http://diceware.com/ ) and selecting your words with physical dice.

Acknowledgements: the application logo was adapted from a CC-BY image by Delapouite ( http://game-icons.net/delapouite/dice/perspective-dice-six-faces-random.html ). The word lists used to generate the passphrases were adapted from SCOWL by Kevin Atkinson ( http://wordlist.sourceforge.net/ ).

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Reviews (8)

Chr. M. Sep 20, 2020     

Please, please stop resetting whenever the app is left and revisited. The process of changing passwords on any website is too long and convoluted and invariably I lose what I put partway through the process. I need it to stay open. If the history clears every hour, that's fine.

Eve. B. Sep 7, 2019     

Pretty barebones functionality. It seems obvious that users would most often want to copy the generated text to the clipboard but there's no way to do so.

Ann. W. Jun 13, 2019     

download app but are not able to type my text in space provided

Rus. M. Jan 7, 2019     

trying it out

Chr. H. Aug 20, 2014     

This app was exactly what I was looking for - and amazingly there seem no decent alternatives if you want an easy-to-remember Diceware-style random selection of several words from a large list (as popularised by XKCD's "correcthorsebatterystaple" comic). No internet permissions. Easy to configure the 'dictionary' (word list) size, so it doesn't give you unfamiliar/obscure words that you won't remember (unlike the original Diceware system). Also very easy to generate a new set of words if you don't like the one it generates (unlike the Diceware app I had tried). And it tells you exactly how secure the password is (as measured in the widely-used system of "bits").

Ben. Apr 14, 2014     

This is the passphrase generator you want if you are looking for an xkcd "correct horse battery staple"-style passphrase generator.

Ale. Z. Jan 25, 2015     

Multiple word dictionaries to choose from. Valery helpful. And instant calculation of entropy.

CIN. E. Dec 24, 2016     

you have our own efforts on world wide Web services for the use of this device is not the intended recipient please contact the sender immediately by return mail