I will show you how to create a simple and shinning background effect using photoshop. Lets start with a new document with a black background (size 600 x 600 pixels) Then press D on your keyboard to reset your colors, And then press X to swap them.

Select your brush tool. Use the following settings:

Start creating some random lines like in the following image using your brush tool:

Go to Filter > blur > Radial blur and use the following settings:

After that go to Filter > stylize > Find edges
One more time go to Filter > Blur > Radial Blur und use the same settings as above
Next press on CTRL+I ( this will invert your colors )

This is my result what i got:

After that press on CTRL+U ( This will open Hue / Saturation window ) Use the following settings:

And your shinning background effect now ready. This is my result.