The financial services industry has undergone a significant digital revolution, with QR code technology playing a crucial role in the development of the banking sector. Evolving from basic barcodes, QR codes have become essential tools for identity verification, secure online transactions, and financial account management. They represent a shift from conventional banking practices, offering enhanced security and user convenience. In banking, QR codes are used for account management, payments, and robust security protocols. The widespread adoption of QR codes has transformed how customers interact with banks and has led to stronger security measures for online banking. This article examines the growing use of QR codes in banking, highlighting the convenience, security, and improved customer experience these codes offer. The increasing importance of QR technology in banking is further demonstrated by emerging trends such as Data Matrix QR Codes, Blockchain-Enabled QR Codes, Secure Timestamping, Encryption, and Dynamic QR Codes.