A transaction platform including at least one or more public, public-private and/or private distributed ledgers or blockchains that together enable the secure effectuation and recordation of one or more transactions while maintaining transaction party confidentiality. The private distributed ledgers or blockchains are able to store, maintain and provide information about the parties related to the transactions which the distributed blockchains or databases are able to utilize in order to securely and quickly validate, execute and record the transactions in a manner that is GDPR and other data privacy law complaint.