16-bit Reversible Cryptography using FPGA is a hardware-based cryptographic implementation that uses reversible logic gates to build a secure encryption and decryption system on a 16-bit architecture. The design is implemented on an FPGA, showcasing how reversible logic can be applied to cryptographic systems. This project explores the feasibility of integrating reversible computing principles in digital security, offering a proof-of-concept for future research in secure and efficient hardware encryption.