Network Security Market Size, Share & COVID-19 Impact Analysis, By Deployment (Cloud and On-premise), By Type (Firewalls, Antivirus and Antimalware Software, VPN, Wireless Security, and Others), By Enterprise Type (Small & Medium Enterprises and Large Enterprises), By Industry (BFSI, IT and Telecommunications, Retail, Healthcare, Government, Manufacturing, Travel and Transportation, Energy and Utilities, and Others), and Region Forecast, 2023-2030