Zscaler Inc. reported strong earnings and revenue beats in its fiscal Q2.Adjusted earnings per share for Q2 were 78 cents, up from 63 cents in the previous year.Revenue for Q2 was $647.9 million, up 23% YoY.Zscaler expects adjusted earnings per share of 75 to 76 cents for Q3 and revenue of $665 million to $667 million.