ICO and crowdfunding and presale payment system using alternative currency

A secure ledger network comprising:

• At least one memory device;
• and
• at least one processing device operatively coupled to the at least one memory device, wherein the at least one processing device is configured to execute computer-readable program code to:
• determine at least one rule for performing a transaction related to a virtual currency, wherein an execution comprises determining the status of the virtual currency based on the value of at least one asset;
• receive, by the secure ledger network, a request to validate a smart contract that determines at least one rule for performing a transaction related to distributing the virtual currency;
• receive, by the secure ledger network, a request to evaluate at least one asset in exchange for the virtual currency;
• sending the investor an exchange rate for the at least one asset;
• distributes the virtual currency;
• updating a secure ledger about the transaction;
• update a secure ledger maintained by the secure ledger network;
• receive a digital signature;
• verify the authenticity of the digital signature;
• execute a transaction related to the virtual currency;
• and
• update a secure ledger about a completion of the transaction.

A blockchain network comprising a plurality of nodes, each node configured to transact with at least one other node in the plurality of nodes, the network configured to:

• distribute a cryptocurrency, the network comprising:
• At least one hardware processor, a non-transitory machine-readable storage medium having an executable computer readable program code, the at least one hardware processor configured to execute the computer-readable program code to:
• receive, by the blockchain network, a request to exchange the cryptocurrency for at least one asset;
• approving an exchange rate for the at least one asset in terms of the cryptocurrency;
• validating a smart contract containing at least one rule based on exchange rate;
• updating a secure ledger maintained by the blockchain network with the smart contract;
• executing a smart contract that has at least one rule regarding the exchange of the at least one asset;
• updating a secure ledger on the blockchain network regarding the transaction.

A secure ledger network comprising:

• At least one hardware processor, a non-transitory machine-readable storage medium having an executable computer readable program code, the at least one hardware processor configured to execute the computer-readable program code to:
• receive, by the secure ledger network, a request to exchange at least one asset for at least one other asset;
• validating the exchange rate;
• updating a secure ledger maintained by the secure ledger network with a smart contract;
• the smart contract further configured to execute code that contains at least one rule related to the exchange;
• executing the smart contract;
• updating the secure ledger on the secure ledger network regarding the transaction.