Meituan Technology Team

Oct 26, 2017 · Information Security

External Network Port Monitoring: Evolution, Methods, and Best Practices

The article chronicles Meituan‑Dianping’s external network port monitoring evolution—from slow Python‑driven Nmap scans to a fast Masscan‑Nmap pipeline and real‑time traffic‑driven DPDK module—explaining black‑box scanning, white‑box analysis, best‑practice recommendations, and the critical role of continuous port visibility for security.