Difference Between Fidelis' Deep Session Inspection and Traditional Deep Packet Inspection (DPI)
Deep Packet Inspection (DPI) was once the go-to method for monitoring network traffic, but it now struggles to detect today’s evasive, multi-stage cyberattacks that are spread across multiple channels and hidden deep within payloads. Fragmented visibility, surface-level scanning, and a lack of contextual understanding mean that malicious activity often slips through unnoticed, putting security teams constantly on the back foot.