allow authorized traffic on your network

1. Palo Alto Networks: provides complete visibility of all network traffic based on applications, users, content and devices. It's next-generation firewalls are natively integrated with their security platform and lets you easily develop security rules for your business policies.

2. Fortinet: provides next-generation firewall, application control, intrusion prevention, web content filtering, Virtual Private Networking (VPN), spyware prevention and malware defense. It offers a consolidated architecture with a single network security operating system managed through a single pane of glass to maintain, configure and control security policies.

3. Check Point: provides customers of all sizes with the latest data and network security protection in an integrated next generation firewall platform, reducing complexity and lowering the total cost of ownership. It can be delivered virtually or on specific appliances. Check Point products are available for public and private cloud on VMware, Amazon AWS, and Microsoft Azure.

4. Zscaler: a leader in the Secure Web Gateways (SWG) Magic Quadrant, offers an application and user aware firewall. It's cloud-based and requires no additional hardware or software on premise. Zscaler applies security policies as it routes all traffic through its globally distributed security cloud and offers advanced threat protection for all users, regardless of location or connection. It has also achieved FedRAMP Authorized certification.