There's nothing hidden about hidden networks

Every now and then I'm told by users of WiFi Explorer that the app does not detect "hidden" networks. Unfortunately, this is true. The CoreWLAN framework used by WiFi Explorer, and other similar apps in the Mac App Store, does not provide any information from networks that have been configured to not broadcast their SSID or network name. WiFi Explorer will, however, find and display the information of a hidden network if you're connected to it, but if that's not the case, nothing will be shown.

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Troubleshooting wireless networks with WiFi Explorer

Wireless networks are everywhere and we use them everyday. However, there are many factors that influence the performance of wireless networks and getting the most out of them is not an easy task. In this post, I'll try to summarize the most important aspects that need to be considered when optimizing a wireless network and how you can use WiFi Explorer to diagnose connectivity or stability issues.

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Where did WiFi Analyzer go?

WiFi Analyzer and other wifi scanner apps for the iPhone were removed from the App Store in March, 2010 due to the use of private frameworks. Private frameworks are libraries that cannot be used by third-party developers, as clearly stated in Apple's Developer Agreement. Unfortunately, some system resources can only be accessed using these frameworks, and the wifi card in the iPhone is one of them.

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The story behind WiFi Explorer

Alpha version of WiFi ExplorerWhile organizing some files in my computer, I found a screenshot of the alpha version of WiFi Explorer. It was called WiFi Analyzer back then and this was before I realized that that name was already taken in the Mac App Store by another app, which by the way doesn't do anything even close to what an app with that name could do.

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