They might have great features, but are Dashlane using the term "zero knowledge" in the accurate, historical (25+ years), cryptographic sense, a la [0]? Or are

They might have great features, but are Dashlane using the term "zero knowledge" in the accurate, historical (25+ years), cryptographic sense, a la [0]? Or are they just using it in the hand-wavey slick markety sense, "We could never know your secrets; give us your money and your secrets and trust us forever."? [0] Words mean things. They are dealing with encrypting passwords, after all, so I hope they're truthfully representing the technology behind their system: https://en.wikipedia.org/wiki/Zero-knowledge_proof https://en.wikipedia.org/wiki/Zero-knowledge_proof Maybe even: https://en.wikipedia.org/wiki/Zero-knowledge_password_proof https://en.wikipedia.org/wiki/Zero-knowledge_password_proof My money's on some corporate bullshit, however, for example: https://news.ycombinator.com/item?id=13303436 https://news.ycombinator.com/item?id=13303436