Abstract: In general terms this invention provides embodiment of systems that permit better usage of consumer generated data that permit the consumer methods to monetize the information and maintain control over the data at the time of its creation and at later times. Certain embodiments comprise a user whose interaction can cause a provider to create data regarding the interaction. The user can authenticate the data using encryption aspects and permit the user to self-publish data. The self-publishing can occur in a manner that only requires direct trust of the technology provider regarding the data validity. The invention may incorporate an Ethereum network. Embodiments of the system may verify, exchange, encrypt and decrypt data allowing purchasers to purchase the data or certain portions of it.