Corporate Users Dive Into March Madness

### Executive Summary During the NCAA March Madness tournament, Zscaler ThreatLabZ observed that Sports and Streaming traffic approximately doubled on the tournament's opening round days—driven in large part by mobile devices (iPad, iPhone, Android). The report highlights the spike in percentage of total traffic, notes reduced impact in later rounds, and recommends tracking such events and applying QoS/throttling to prevent negative impacts on business-critical traffic.