At its customer conference Oktane, cloud identity manager Okta announced a $50 million fund to invest in the next generation of identity and authentication startups. The fund will focus on early-stage investments in artificial intelligence, machine learning, and blockchain startups. The fund’s first investment is in Trusted Key, a blockchain-based digital identity platform that had previously raised $3 million. Today, cloud identity management provider Okta unveiled Okta Ventures, a $50 million in-house venture fund focusing on early-stage identity and authentication startups that use artificial intelligence, machine learning, and blockchain technology.