Dovecot Does Not Like Time to Move Backward!

May 4, 2009

Dovecot running within a FreeBSD Jail can create some interesting issues. One issue that affected my mail server today was time moving backwards (37 seconds, according to Dovecot as reported in the /var/log/maillog):
May 4 21:45:17 mailhost dovecot: Fatal: Time just moved backwards
by 37 seconds.
This might cause a lot of problems, so I’ll just kill [...]

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Linux for a Day

May 1, 2009

Computer Magazines
I had a little fun this week trying out various flavors of Linux. I was browsing the local bookstore’s magazine rack, and while looking through my usual suspects, MacWorld, Linux Format, Linux Pro Magazine, iCreate, Computer Music, Layers Magazine, etc., I did something that I do every few months or so just for fun. [...]

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Thesis Theme for Wordpress

April 15, 2009

It’s good to change things up once in a while. And despite my earlier post about “thinking again” before changing WordPress themes, (see this post: Changing WordPress Themes? Think Again! ), I took the plunge and paid for the Developer’s option for the Thesis Theme from DIYthemes.com.
Why did I pay for a theme, when there are [...]

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FreeBSD-Postfix-Dovecot-MySQL-Virtual Domains

March 13, 2009

I used this HOWTO to build a mail server (I did it within a FreeBSD jail, but that’s a completely different discussion). The instructions are complete and I got the server working relatively easily.
I would suggest that before you start the HOWTO, that you install the following on your mail server first:

FreeBSD Ports
OpenSSL
OpenSSH
NTP

The PORTS system [...]

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Data Security on your MacBook with a Data Vault

February 14, 2009

Encrypting Files on Your Mac or MacBook

There are several built-in security features that come with your Mac OS X computer. Some of the possible things that you can do to keep your data safe are:

Disable automatic login
Require passwords to unlock System Preferences pane
Log out automatically
Require password to wake computer from sleep or screen saver
Use secure [...]

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