Tweetdeck validating problem
In this window make sure you are in the "Association" tab.
You will need to enter your encryption information here in order to connect to your network.
It seems Twitter has not focused on this particular problem – and it may not have to.
Revenues are doing extremely well, and Twitter is clearly opening up new forms of advertising based on larger formats, video (Vine), and cards.
Each system has pros and cons and can be more or less useful depending on its features and cost.
Are you receiving an endless "Validating Identity" connection status when trying to connect to a wireless network.