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You could use a public blockchain key to log in to a site you trust which stores all of its data somewhere private and have this same functionality. It is only
by sanderjd 5y ago
You could use a public blockchain key to log in to a site you trust which stores all of its data somewhere private and have this same functionality. It is only transactions you write to a public blockchain that are public. The act of authenticating using a key stored there does not write anything down.