ntopng is a high-speed, web-based traffic analysis tool based on libpcap.
The enterprise suite hadn't flagged it because the volume wasn't high enough to trigger a DDoS alert, and the port was standard. It was a needle in a haystack, and the expensive tool was designed only to see the haystack. free netflow monitor
Ensure the tool reads NetFlow v5, v9, sFlow, and IPFIX to accommodate hardware from various vendors (Cisco, Juniper, HP). ntopng is a high-speed, web-based traffic analysis tool
While primarily a packet analyzer, Wireshark can parse and read exported NetFlow packets from the wire. Ensure the tool reads NetFlow v5, v9, sFlow,
Elias turned back to the screen. The network was quiet again. Green lights across the board. But he knew the truth. The lights were just lights. The data was the story. And as long as he had his tools, he was the only one reading it.
"You're a liar," Elias whispered to the enterprise suite.