Illumio's funding will go towards building a more durable business, and maybe pave the way to IPO. : Cybersecurity startup Illumio just raised a major round of funding that will help it take on Cisco and VMware. And on top of that, it just hired a CFO, ahead of its grand vision of going public some day. On Thursday, Illumio announced the closing of $65 million in Series E funding, in a round led by clients advised by J.P. Morgan Asset Management. In total, it has raised $332.5 million in funding.