A casino online is a digital platform that allows players to wager and win real money in a variety of ways. Most sites offer a mix of virtual slots, table games like blackjack and roulette, and poker variants. Some offer specialty games like keno or bingo, as well. They may also feature live dealer tables bringing the best of brick-and-mortar casinos to your desktop or mobile device.

When selecting a casino online, make sure it uses SSL encryption technology to protect your personal and financial information. This technology ensures that all data is transmitted securely between your device and the website’s servers, making it impossible for unauthorized parties to intercept your details. Also, look for a secure payment portal that supports a wide range of deposit and withdrawal methods including credit/debit cards and e-wallets.

The game selection at an online casino will vary from state to state, due to local laws. However, it’s a safe bet that any regulated site will have top titles from the big-name gaming providers. This will include a mix of the classics like blackjack and roulette, and newer games that have been well-received.

One important consideration when choosing a casino online is the volatility of the games. Higher-volatility games will have bigger payouts but they won’t happen as frequently. Lower-volatility games will have smaller payouts but they’ll come more often, making them a safer bet. Most sites will display a game’s volatility at the bottom of its page, so you can choose accordingly.