@aizuchi @infobeautiful electrons would be fine, for most matter protects against them very well. I've heard that at the air travel altitude it's mostly fast neutrons showering down from the secondary decay.

@caten @terminaltilt yes, but...

That single weak password is only between you and a local app. It never leaves your device (if the app is designed correctly). Even its hash never hits the wild Internet, it might not even exist.