Summary

For years, websites have relied on technology like CAPTCHA to prove that the user on the other end is human. More recently, social media platforms have turned to photos or videos to verify users’ identities. Now, a startup called Helix is betting that voice technology can do the same job, without requiring users to hand over sensitive personal information. The voice technology, which can run directly on a user’s device, has attracted backing from Siri co-founder Dag Kittlaus, who will also act as an advisor.

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