KnowBe4 has hired investment banks to prepare the phishing prevention and cybersecurity awareness training company for a potential IPO in 2020 or late 2021, Reuters reports.KnowBe4 in 2019 raised $300 million from KKR, Elephant and TenEleven Ventures at a $1 billion valuation. The IPO could value KnowBe4 at over $2 billion, Reuters suggests -- though the actual valuation could vary greatly given multiple economic and geopolitical variables.KnowBe4, founded in 2010 by Stu Sjouwerman, focuses mostly on enterprise and large customer engagements. The company has a channel partner program, though there's occasional channel conflict with KnowBe4's direct sales processes, multiple partners tell MSSP Alert.