Design, development and implementation of software; design and development of software for facilitating financial transactions using blockchain technology to create cryptographic tokens as representations of digital currency; design and development of software for managing cryptocurrency transactions using blockchain technology; design and development of software for the storage, exchange, and use of cryptocurrency; design and development of software for generating cryptographic keys for receiving and spending cryptocurrency; design and development of software for use as a digital wallet; design and development of software for enabling electronic payments and transfer of funds