Bittrex is a exchange have a very good level of security, it will make you safe trading on this market, the step when registering was very extraordinary and required to complete KYC and install other like Google authentication. If you making a withdrawal must verification email andGoogle authentication, but trading at Bittrex is very best because minimum trade and the trading fees is very cheap and Market have a great volume, but if you want making withdrawal must completed kyc verification and this hard for other user. Sometimes website hard for access Sometimes the website is slow to access maybe many users access it or something must fixed, if you access with mobile phone you can feel that.