Firewalls are designed to protect users from threats from cyberspace, such as ransomware, Trojans, network worms, viruses, spyware (Petya.A, NotPetya, GoldenEye, WannaCry, Bad Rabbit, VPNFilter botnet, etc.). Both state organizations and large business corporations can become victims of cybercriminal attacks, no one is immune except those who know how to protect themselves. Firewalls (NGFW/NGIPS) are used to protect against most direct attacks on the organization's internal infrastructure. If you want to protect yourself from incoming malware, spam, phishing, and denial-of-service attacks, you need an E-mail security gateway.
Gateways of protected web access (Web security gateway) are designed to organize the safe use of resources on the Internet by internal users of the organization. Web application firewalls are designed to protect corporate web resources or public web services. It deploys in front of web applications and analyzes bidirectional web traffic to detect and block anything malicious. DDoS Attack Mitigation Appliance (DDoS Attack Mitigation Appliance) protection gateways are installed to counter or mitigate the impact of distributed denial-of-service (DDoS) attacks on the networks of organizations connected to the Internet.