Social security numbers are rarely needed for in-person sports betting, which is different than withdrawing money. You can walk into a sportsbook and make bets without your social security number, but if you plan on withdrawing more thanR$600, you'll need a social security number for tax purposes.
At bet365 the security of your information is paramount, and we employ multiple systems to protect your information. Our website uses TLS (Transport Layer Security) to encrypt data going to and from the site, including personal details and any debit card information provided to us.