DIAN Istiqomah, 27, now feels much calmer, even relieved. Previously, this female employee in the private sector did not feel at all comfortable saving her money in a normal, conventional bank. This was in spite of the fact that her savings were completely secure and she even received interest every month.

Received interest? This was what in fact was bothering her. Dian, who wears a veil, was worried because she felt it was not proper for her mone