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Cloud Native Technology Community
Cloud Native Technology Community
Jun 21, 2022 · Cloud Native

Understanding Kube-OVN Security Groups and Pod Port Security

This article explains how Kube-OVN implements security groups and port security for Kubernetes pods by leveraging OVN port groups, address sets, and ACLs, detailing the CRD design, annotation usage, and the workflow that synchronizes pod network interfaces with security policies.

CNIKube-OVNOVN
0 likes · 6 min read
Understanding Kube-OVN Security Groups and Pod Port Security
Ops Development Stories
Ops Development Stories
Apr 22, 2019 · Information Security

How MAC Flooding and ARP Spoofing Attacks Work—and How to Defend Them

This article explains the MAC learning and aging processes, demonstrates MAC flooding and ARP spoofing attacks with practical test setups, and provides step‑by‑step configurations such as port security, access management, and DHCP snooping to protect network switches from these threats.

ARP spoofingDHCP snoopingMAC flooding
0 likes · 10 min read
How MAC Flooding and ARP Spoofing Attacks Work—and How to Defend Them