What Is a Firewall? Types, Working, and Why It Matters in 2025
Firewalls continue to serve as the frontline defense in cybersecurity. Since their inception in the late 1980s, firewalls have drastically evolved—from basic packet filters to sophisticated, AI-driven guardians of network environments. In 2025, they remain vital for protecting networks from ever-sophisticated cyber threats. Why Firewalls Still Matter Growing Market DemandThe global enterprise firewall market is…