DALLAS–(BUSINESS WIRE)–Zix Corporation (Zix) (NASDAQ: ZIXI), a leading provider of cloud email security, productivity, and compliance solutions, today announced financial results for the second quarter ended June 30, 2021. Second Quarter 2021 Financial Highlights (results compared to the same year-ago quarter) Revenue increased 18% to $62.8 million. Annual recurring revenue (ARR) increased 17% to $252.4 million. Cloud ARR increased 24% to $225.6 million or 89% of total ARR. GAAP net loss tota