Rehan Jalil has sold three companies. His fourth, Securiti AI, might be his first to go public. A decade after we first met him as the founder of Elastica, Rehan returns to explain why protecting enterprise data is the gateway to unlocking AI’s full potential—and why building companies will always be his passion. From reading market signals to redefining data security, Jalil shares what it takes to keep winning in a fast-changing tech landscape.