KnowBe4, a US-based security vendor, revealed that it unwittingly hired a North Korean hacker who attempted to load malware into the company's network. KnowBe4 CEO and founder Stu Sjouwerman described the incident in a blog post this week, calling it a cautionary tale that was fortunately detected before causing any major problems."First of all: No illegal access was gained, and no data was lost, compromised, or exfiltrated on any KnowBe4 systems," Sjouwerman wrote. “This is not a data breach no...