Memento: When exporting a root certificate (with its private key) from a Microsoft Root CA you get a pkcs#12-file (.pfx). In order to import this cert and key into the Cisco Ironport WSA as a root certificate you need to…
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hash-based password generator
After reading about sqrl, the qr-based login system invented by Steve Gibson, I started to think about hashed password generators as a light-variant to sqrl. What if you could have a password generator that always gives you the same output?…
Posted in Uncategorized
DNS Doctoring in Cisco ASA
Issue: Your internal clients tries to reach an internal server but since they resolves the address of the server from an external DNS-server they will get a public IP. Solution: DNS Doctoring. In the example below your client…
IPv6 address assignment will be messy
I am currently working with developing an introductionary workshop for IT consultant with the subject of IPv6. Scope: A client (windows 7) is connected to an internal network. On the same network there is a router facing internet, and a…
Tagged with: dhcp, dhcpv6, Ipv6, Router Advertisment
Posted in General Networking, General Security, Security
Posted in General Networking, General Security, Security
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