Data verified May 2026
ADYour product here. Reach security decision-makers.Launch a campaignMercury Description
Mercury is a network metadata capture and analysis tool that reads network packets, identifies metadata of interest, and writes out the metadata in JSON format. It can also write out packets containing metadata in the PCAP file format. The tool can scale up to high data rates (40Gbps on server-class hardware) using zero-copy ring buffers and independent worker threads for packet processing.
Mercury FAQ
Common questions about Mercury including features, pricing, alternatives, and user reviews.
Mercury is Network metadata capture and analysis tool. It is a Network Security solution designed to help security teams with PCAP, Packet Capture.
Mercury is a free Network Security tool. This makes it accessible for organizations of all sizes, from startups to enterprises. Visit https://github.com/cisco/mercury/ for download and installation instructions.
Popular alternatives to Mercury include:
1.ExtraHop Packet Forensics - Continuous full packet capture and forensics for network investigations (Commercial)
2.cPacket Unified Observability Platform - Modular network observability platform for packet brokering, capture & analytics. (Commercial)
3.Packet Capture (cStor®) - Lossless packet capture & analysis appliance at 10–200 Gbps line rate. (Commercial)
4.cPacket Security Solutions - Packet broker, capture & observability suite for hybrid network security. (Commercial)
5.Netis Cloud Probe - An open source packet capture and forwarding tool that captures network packets on one machine and sends them to another for remote monitoring and analysis. (Free)
Compare these tools and more at https://cybersectools.com/categories/network-security
Mercury is for security teams and organizations that need PCAP, Packet Capture. It's particularly suitable for small to medium-sized teams looking for cost-effective solutions. Other Network Security tools can be found at https://cybersectools.com/categories/network-security
Have more questions? Browse our categories or search for specific tools.
