An online casino allows gamblers to play casino games over the internet on a computer, smartphone or tablet. A good online casino offers a large selection of popular games and has an easy-to-use website or app. It also offers a 24/7 customer care team to help you with any technical issues that may arise.

The best real money online casinos offer a wide range of games, including slots and table games. They are regulated by government agencies and use advanced encryption to protect personal information. In addition, many have a loyalty program that rewards players with bonus credits and other perks.

A good online casino should have a variety of payment methods. It should accept reputable banking options, such as Mastercard, Visa and PayPal. It should also have a secure and trustworthy website. Online reviews and community feedback can provide valuable insight into the security of a casino.

Most online casinos are legal to operate, provided they follow strict gambling laws. In some states, they are licensed and regulated by the state gaming commission. They must also be able to prove that they are using strong encryption to protect the personal and financial information of their players.

The state of California is the only US state where online casinos are not legal. However, the recent legalization of sports betting on tribal lands could open the door for the industry in the future. In addition, the Florida legislature is considering a ballot measure to allow daily fantasy sports companies like FanDuel and DraftKings to partner with local Native American tribes. This could lead to the legalization of online casinos in Florida in the near future.