New IBM tech lets apps authenticate you without personal data

Back in January -- on Data Privacy Day, no less -- IBM announced Identity Mixer, a new technology for protecting users' personal data during authentication. On Friday, it announced that the technology is now available to developers on its Bluemix cloud platform.
It's common for apps today to require that users prove their identity and other credentials, but all too often that authentication process exposes a raft of unnecessary and potentially sensitive personal information along the way.
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