Using IPv6 to Defeat Multi-tenancy Separation

I’ve always advised my clients to  carefully plan the implementation of IPv6. The protocol opens new attack vectors on which ne’er-do-wells can assault your infrastructure. There are countless examples I’ve seen such as service providers locking down access to routers using IPv4 transport but leaving IPv6 transport completely open. About a year ago, I stumbled […]

Windows ISATAP Client, Part 3


In Part 2 we did the initial ISATAP configuration for our Cisco router. Here we’ll show the config we use on our Windows clients and server. netsh interface isatap set router netsh interface isatap set state enabled Normally I tell system admins to never hard-code IP addresses into their application; always use DNS names! […]