Currently available version of Google Talk Video plug-in for Mac OS X (1.0.13.1284) might cause up to a 30-second delay while putting the computer to sleep under Snow Leopard.
This has been reported and discussed in the following Apple support thread. In the end, the solution typically requires to uninstall Google Talk Video. The solution was [...]

Recently, the Chromium team has started to provide official builds of Chromium for Mac OS X. Looks to me these builds are just the output of the continuous build process — also known as waterfall.
In any case, these are good news and to me a proof that Chromium for Mac OS X keeps evolving [...]

Chromium is the open source browser developed by Google. The differences between Chromium and Chrome are very minimal. Chrome has custom icons and other parafernalia that, due to licensing issues, can’t be made available in Chromium. Chrome is also available as a binary for Microsoft Windows operating systems, and can be downloaded from the Google [...]

It is probably not very well-known for many, and probably ignored by most, but it seems that Mac OS X and specifically Safari leaves much to be desired when talking about security.
During the Pwn2Own contest, Safari was the first browser to fall, in the order of seconds, when put under attack by Charlie Miller. This [...]

I’ve always been looking for a way in NX/FreeNX to be able to authenticate using mechanisms other than username and password, like SSH private/public keys or Kerberos. Turns out that it is possible
Someone pointed me to the FreeNX 0.7.3 announcement that contains the following excerpt:

Usermode and SUID Wrapper
==================
We are now very close to [...]

0. Introduction
Enabling Kerberos/GSSAPI support in Leopard’s Remote Login (SSH) service is straightforward. As Leopard’s Remote Login is built using OpenSSH, most of what is described here applies perfectly to other flavors of UNIX.
Kerberos/GSSAPI authentication allows for Single Sign-On capabilities in OpenSSH in such a way that it makes very convenient to work with or manage [...]

The AutoFS service in Leopard, also known as automount, is configured by means of text files stored in /etc and the automount command-line utility. The standard automount configuration also allows for local directory service lookups and thus can also be configured by using Directory Utility.
The configuration of the automounter starts with the master configuration file, [...]

The firewall in Mac OS X 10.5 Leopard is confusing, to say the least. It is not enabled by default, which is a huge mistake, in my humble opinion. Also, the graphical user interface offers less flexibility than in previous version while trying to configure it. Besides allowing you to independently control the blocking of [...]

After experimenting with local files for Mac OS X 10.5 Leopard Directory Service, I read a hint on MacOSXHints name Manage users and groups using a GUI tool.
What this tip describes, basically, is that you can use Mac OS X Server Administration Tools to connect locally to the Directory Service running on Mac OS X [...]

New with Mac OS X 10.5 is the replacement of the old NetInfo architecture. The new component, Directory Services, is a highly configurable service that can use many back-ends to store, retrieve and abstract concepts like users, groups, machines or mount points.
Directory Services sports LDAP, Active Directory and Open Directory support, and also local files. [...]