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What Is an Application Level Gateway? How ALGs Work

eSecurity Planet

An application gateway, also known as an application level gateway (ALG), functions as a critical firewall proxy for network security. Understanding ALGs involves knowing how they work, their pros and cons, and how they integrate with or differ from other types of firewalls.

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What Is a Secure Web Gateway? Features, Benefits & Challenges

eSecurity Planet

Secure web gateways (SWGs) are network security solutions that monitor and filter internet traffic to guard against threats and ensure policy compliance. Content inspection: SWGs end web sessions to inspect content using URL filtering, advanced machine learning (AML), antivirus (AV) scanning, and sandboxing.