The global digital asset custody market has experienced significant growth, expanding over 50% from $447.9 billion in 2022 to $683 billion in 2024. This expansion highlights the market's evolution from basic custody services to becoming a crucial infrastructure for institutional investors. Service providers in this sector are categorized into three main models: traditional custodians emphasizing regulatory trust, hybrid models offering a range of services, and technology providers focusing on security and API-based infrastructure. Regulatory compliance remains a critical factor for global expansion, with varying frameworks in regions such as Singapore, Hong Kong, Japan, and South Korea.