IOS 6 Breaks Certificate based IPSEC VPNs

September 29, 2012 at 11:30 AM | categories: Mac OS X, Tips, IPSEC | View Comments
I have found that the recent release of IOS 6 breaks Certificate based IPSEC VPN functionality. IPSEC VPNs using preshared keys still do work however. A number of other users report the having the same issue, if IPSEC VPN functionality...

Mac OSX IPSEC VPN via command line using builtin Racoon client

September 19, 2012 at 07:30 AM | categories: Mac OS X, Howto, Sysadmin, Linux, Tips, Security, IPSEC | View Comments
The Mac OSX IPSEC VPN client setup via "System preferences" only supports IPSEC/XAUTH and IPSEC/L2TP both of which give you a different IP address for your tunnel interface. System preferences on the backend uses Racoon so it is possible...

Book Review: Think Python By Allen B. Downey

September 19, 2012 at 07:11 AM | categories: Book review | View Comments
"Think Python By Allen B. Downey"; O'Reilly Media Being an introduction to programming using the Python language this book strikes a good balance between explaining the programming theory and translating that into the Python Language. All the fundamentals of...

MailScanner Ubuntu and Debian packages

September 10, 2012 at 07:39 AM | categories: Sysadmin, Security, Email, Linux | View Comments
The Debian and Ubuntu MailScanner packages have not been maintained for a long time. Recently both distributions dropped support for MailScanner within their repo's. The Baruwa project provides up to date deb packages for both distributions. Packages are available for:...

IPSEC split tunneling VPN with Mac OSX and Strongswan 5 on Centos/RHEL 6

September 01, 2012 at 10:08 AM | categories: Centos, Mac OS X, Howto, Sysadmin, RHEL, Linux, Tips, Security, IPSEC | View Comments
In my previous post i described how to setup an IPSEC VPN for use with Iphone, Ipad and Mac OSX IPSEC VPN clients. This post describes how to enable split tunneling which is supported by the Mac OSX IPSEC...