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...

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...

Iphone/Ipad/Mac OSX IPSEC VPN with Strongswan 5 on Centos/RHEL 6

August 23, 2012 at 10:21 AM | categories: Centos, Mac OS X, Howto, Sysadmin, RHEL, Linux, Tips, Security, IPSEC | View Comments
This howto describes setting up an IPSEC VPN for use with the Iphone, Ipad and Mac OSX VPN clients on Centos/RHEL 6. I am using the 5.x branch of Strongswan which is now the mainline actively maintained branch. At...

Python modules you should know: PyGPGME

May 23, 2012 at 07:40 AM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is PyGPGME. This package lets you sign, verify, encrypt and decrypt messages using the OpenPGP format. It is built on top of the GNU Privacy Guard and the GPGME library....

Python modules you should know: pydkim

May 08, 2012 at 04:40 PM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is pydkim. This package is used to sign and verify email according to the DKIM standards from within Python programs. http://hewgill.com/pydkim/ The pydkim module is a...

Python modules you should know: dnspython

May 07, 2012 at 04:40 PM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is dnspython. This package is a DNS toolkit, you can use it to perform DNS queries, Zone transfers and Dynamic Updates in Python programs. http://www.dnspython.org/ dnspython...

Python modules you should know: IPy

May 06, 2012 at 04:40 PM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is IPy. This package is used to manipulate IPv4 and IPv6 addresses in Python programs. https://github.com/haypo/python-ipy/ The IP class allows a comfortable parsing and handling for...

Python modules you should know: PyClamd

May 02, 2012 at 12:39 PM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is PyClamd. This package is used integrate Clamav Virus detection in Python programs. http://xael.org/norman/python/pyclamd/ pyClamd is a python interface to Clamd (Clamav daemon). By using pyClamd,...

Python modules you should know: Pwtools

May 01, 2012 at 12:39 PM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is Pwtools. This package is used to generate and test passwords in Python programs. http://alastairs-place.net/projects/pwtools/ pwtools is a Python package that provides the ability to generate...

Python modules you should know: SlimIt

April 30, 2012 at 07:10 AM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is SlimIt. I previously wrote about the minification of CSS files, the Slimit package is used for minification of Javascript files. http://slimit.org/ SlimIt is a JavaScript...

Python modules you should know: cssmin

April 29, 2012 at 02:10 PM | categories: Python, PyMYSK, Howto | View Comments
Next in our series of Python modules you should know is cssmin. Minification has recently gained prominence in the web 2.0 world due to the need to optimize web application performance. The cssmin package is used to minify css files....

Setup DKIM on Postfix with OpenDKIM

April 29, 2012 at 06:50 AM | categories: Postfix, Howto, DKIM, Centos, Email | View Comments
DKIM is an authentication framework which stores public-keys in DNS and digitally signs emails on a domain basis. It was created as a result of merging Yahoo's domainkeys and Cisco's Identified Internet mail specification. It is defined in RFC...