Packet Capture (cStor®) vs Sysdig Stratoshark: Side-by-Side Comparison (2026)

Packet Capture (cStor®): Lossless packet capture & analysis appliance at 10–200 Gbps line rate. built by cPacket Networks. Core capabilities include Lossless packet capture at 10–200 Gbps line rate, Persistent storage scaling from 288 TB to over 2 petabytes, Simultaneous read/write access to captured packets..

Sysdig Stratoshark: Cloud-native system call and audit log analysis tool based on Wireshark. built by Sysdig. Core capabilities include System call analysis for cloud workloads, Audit log analysis with Wireshark interface, Linux and Kubernetes environment support..

Both serve the Digital Forensics market but differ in approach, feature depth, and target audience.

Packet Capture (cStor®) differentiates with Lossless packet capture at 10–200 Gbps line rate, Persistent storage scaling from 288 TB to over 2 petabytes, Simultaneous read/write access to captured packets. Sysdig Stratoshark differentiates with System call analysis for cloud workloads, Audit log analysis with Wireshark interface, Linux and Kubernetes environment support.

Packet Capture (cStor®) is developed by cPacket Networks. Sysdig Stratoshark is developed by Sysdig. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Packet Capture (cStor®) integrates with Wireshark, Syslog, SNMP, cPacket Packet Broker, cPacket Control Center and 1 more. Sysdig Stratoshark integrates with AWS CloudTrail, Okta, GitHub, Falco. Check integration compatibility with your existing security stack before deciding.

Packet Capture (cStor®) and Sysdig Stratoshark serve similar Digital Forensics use cases: both are Digital Forensics tools, both cover Observability. Key differences: Packet Capture (cStor®) is Commercial while Sysdig Stratoshark is Free. Review the feature comparison above to determine which fits your requirements.