We look for secure online casinos adequately licensed, regulated, and endorsed by the gaming authorities, such as the UK Gambling Commission.īefore a site can be considered for inclusion in our rankings, we carefully scrutinize each for its safety measures, including a valid license, encryption technology, reliable payment methods, customer support channels, and dispute resolution processes. Security & Licensing is one of the most important aspects of online gambling we consider when reviewing and ranking the best free spins and no-deposit online casinos.