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Network Applications

Little Snitch

Home Page Release Notes License:
Shareware; $24.95

Current Version: 1.2.4 (January 29, 2007) / 2.2.4 (July 19, 2010)

Little Snitch is a "Trojan horse" detector for Mac OS X. Trojan horses are programs (or aspects of programs) that make network access behind your back to collect statistics about the use of your computer. Trojan horses can be detected by Little Snitch and prevented from transmitting such data. Some highlights:

  • Prevents applications from "phoning home".
  • Protects you from trojans, worms, and other network parasites.
  • Shows which applications send information over the internet.
  • Provides a higher level of security for the paranoid.

Version 2.2.4 - the latest version for Mac OS X 10.4 and later - adds/changes the following:

  • Improved support of restoring from a backup system like Time Machine.
  • Improved automatic IP address update of hostname based rules.
  • The Connection Alert panel adjusts its size to fit long application names.

Version 1.2.4 remains available for Mac OS X 10.2 and Mac OS X 10.3.

Little Snitch functions as a 3-hour, time-limited demo prior to purchase, and quantity discounts are available.

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Also See . . .

Can't find what you're looking for? Try a search:

Also, if you have an older Mac, be sure to check out the "Classic" applications page for more options.

Finally, take a look at ALEMIA if you think you know that name of an application, but aren't quite sure.

Related Links

For an interesting and objective third-party view of Apple's networking technology - from MacTCP through Open Transport and beywond - Peter Sichel's Sustainable Softworks page is unparalleled.

Also Consider . . .

These are applications that are newer and of potential interest, but which I haven't yet selected for permanent inclusion. Have a look, and let me know if you think they deserve to be part of the permanent collection!