BitMinter is an exclusive mining group to extract Bitcoin, it was created on June 26, 2011, although it is new, it has earned 2star among the most popular mining groups. It offers high-end services to its users at a rate of 1%, quite affordable but that compensates for the transaction fees shared with other miners. As for your security is very good and reliable, you can rest assured that BitMinter will have your assets safe and secure against any theft. Withdrawals and transactions are very good and effective, you can make several withdrawals a day.