There are many different types of online gambling sites. There are casinos, poker, betting sites, and many other types of online gambling sites. The best way to gamble online is by using a crypto wallet. A crypto wallet is a digital wallet that is used to store your digital currency, like Bitcoin or Ethereum. When you make a transaction on a crypto wallet, the wallet creates a unique address for the transaction which makes it harder for any third party to steal your money. best crypto wallets for online gambling.