Obviously I can google this, but I would just like to hear what you guys have to say as those articles are outdated and may contain irrelevant information.
I'm using three exchanges Yobit,Ccex and Novaexchange, although you can not consider them number one in their industry,yet they offer volumes to every coins listed here,security are all ok they keep updating their site to the latest security don't have problem with support also this is my experience in all these three.
Based upon the locality users prefer different bitcoin exchanges. Kraken is preferred by people in the European nation. Localbitcoins were much used by users around the world as its one among the licenced bitcoin service render. Yobit too is better in terms of listing all sort of coins which were unavailable in other exchange websites.