In the forex market, various regulatory bodies oversee and regulate the activities of brokers, firms, and financial institutions to ensure fair practices, protect investors, and maintain market integrity. Some of the prominent regulatory bodies in the forex market include:

1. Commodity Futures Trading Commission (CFTC): In the United States, the CFTC regulates the futures and options markets, including forex. It oversees the operations of forex brokers and ensures compliance with regulations.
2. National Futures Association (NFA): The NFA is a self-regulatory organization (SRO) authorized by the CFTC to regulate the activities of forex brokers, firms, and professionals in the United States. Forex brokers operating in the US must be members of the NFA.
3. Financial Conduct Authority (FCA): The FCA is the regulatory body in the United Kingdom responsible for overseeing and regulating financial firms, including forex brokers. It sets standards for conduct and ensures market integrity.
4. European Securities and Markets Authority (ESMA): ESMA is an EU agency that works to enhance investor protection and promote stable and orderly financial markets across the European Union. It provides regulations and guidelines for forex brokers operating in EU member states.
5. Australian Securities and Investments Commission (ASIC): ASIC regulates financial markets, including forex brokers, in Australia. It aims to ensure fair and transparent markets and protect consumers and investors.
6. Swiss Financial Market Supervisory Authority (FINMA): FINMA is responsible for regulating financial institutions, including forex brokers, in Switzerland. It enforces compliance with various financial regulations.
7. Financial Services Agency (FSA): In Japan, the FSA oversees the financial industry, including forex trading. It establishes regulations and supervises financial firms to maintain market stability and protect investors.
8. Cyprus Securities and Exchange Commission (CySEC): CySEC is the regulatory authority for the financial industry in Cyprus and oversees forex brokers operating in the country. It ensures compliance with regulations and investor protection measures.

These regulatory bodies set standards, impose regulations, conduct inspections, and take enforcement actions against entities that fail to comply with the established rules. Traders should prioritize using brokers regulated by reputable authorities to ensure a higher level of security and protection of their investments.