In the realm of digital security, the ongoing debate centres on Customer Identity and Access Management (CIAM), posing the pivotal question: to buy or to build? This critical decision confronts organisations with the challenge of choosing between off-the-shelf CIAM solutions and developing bespoke systems tailored to their unique needs. As businesses grapple with the imperative of safeguarding customer identities and ensuring seamless access, the buy-versus-build debate adds a layer of complexity to strategic decision-making in the ever-evolving landscape of digital identity management.