Over the years, several security defense architectures have merged into a single solution. Endpoint detection tools can perform sophisticated detections and correlations that used to require a Network Intrusion Detection System (NIDS), Web Proxy, and SIEM. Application Firewalls often provide features like Proxy, antivirus, and NIDS, and now we have Secure Access Service Edge (SASE), which promises to be the next multi-tool security solution. Let’s give SASE a closer look.