Zix Corporation provided earnings guidance for the second quarter and full year of fiscal 2021. For the second quarter, the company forecasts revenue to range between $61.2 million and $61.6 million. The company's revenue forecast for the second quarter implies a 15% growth rate compared to the same year ago quarter. The company forecasts fully diluted GAAP loss per share (attributable to common stockholders) to be in the range of $0.09 and $0.08. For the year, the company forecasts revenue to range between $248.0 million and $250.5 million, representing an increase of between 14% and 15% compared to fiscal year 2020. The company also expects fully diluted GAAP loss per share (attributable to common stockholders) to range between $0.36 and $0.33.