Why IPv6 Influences Linux Firewall Behavior and Exposure Risks

Most Linux systems are already dual-stack, whether anyone planned for it or not. IPv4 and IPv6 both sit in the kernel, both accept traffic, and both get evaluated independently before a packet ever reaches a service. That’s normal Linux behavior, not a special case, and it’s where a lot of firewall confusion quietly starts.LinuxSecurity – Security ArticlesRead More