Cryptographic method for verifying data

A method for verifying, with an apparatus, a broadcast originating from at least one first computing device associated with a first user, the method comprising:

• transmitting, using at least one first computing device, a broadcast, wherein the broadcast comprises a first dataset;
• generating, using one or more hardware computing device processors, a first randomly generated number, wherein the first randomly generated number is generated using at least one random number generator;
• executing, using the one or more hardware computing device processors, a mixing computing operation based on the first randomly generated number and the first dataset;
• generating, using the one or more hardware computing device processors, a first mixed data based on the executing the mixing computing operation;
• executing, using the one or more hardware computing device processors, a first hash computing operation based on the first mixed data;
• generating, using the one or more hardware computing device processors, a first hash based on the executing the first hash computing operation;
• generating, using the at least one random number generator, a first encryption key;
• encrypting, using the one or more hardware computing device processors, the first hash with the first encryption key, thereby generating a first encrypted hash;
• generating, using the one or more hardware computing device processors, a second time stamp associated with a predetermined time lag;
• transmitting, using the one or more hardware computing device processors, the first encrypted hash;
• receiving, using the one or more hardware computing device processors, a second randomly generated number and a second encryption key;
• executing, using the one or more hardware computing device processors, the mixing computing operation based on the second randomly generated number and a second dataset, thereby generating a second mixed data, wherein the second dataset comprises the first randomly generated number, the first encryption key, and the second time stamp;
• executing, using the one or more hardware computing device processors, a second hash computing operation based on the second mixed data;
• generating, using the one or more hardware computing device processors, a second hash based on the executing the second hash computing operation;
• encrypting, using the one or more hardware computing device processors, the second hash with the second encryption key, thereby generating a second encrypted hash;
• transmitting, using the one or more hardware computing device processors, the second dataset to at least one receiver from the at least one first computing device after the second time stamp;
• and
• transmitting, using the one or more hardware computing device processors, the second encrypted hash to the at least one receiver from the at least one first computing device.

A method for verifying, with an apparatus, a broadcast originating from a first computing device associated with a first user, the method comprising:

• receiving, using one or more hardware computing device processors, a broadcast from a first computing device associated with a first user, wherein the broadcast comprises a first dataset;
• receiving, using the one or more hardware computing device processors, a first signature from the first computing device;
• generating, using the one or more hardware computing device processors, a first time stamp associated with the receiving the first signature;
• receiving, using the one or more hardware computing device processors, a first randomly generated number and a first encryption key from the first computing device;
• receiving, using the one or more hardware computing device processors, a second time stamp associated with the receiving the first randomly generated number and the first encryption key from the first computing device;
• executing, using the one or more hardware computing device processors, a mixing computing operation based on the first randomly generated number and the first dataset, thereby generating a first mixed data;
• executing, using the one or more hardware computing device processors, a first hash computing operation based on a first hash function and the first mixed data, thereby generating a first hash;
• encrypting, using the one or more hardware computing device processors, the first hash with the first encryption key, thereby resulting in a first encrypted hash;
• determining or verifying, using the one or more hardware computing device processors, a first association between the first time stamp and the second time stamp, wherein the first time stamp precedes the second time stamp by a predetermined time lag;
• determining or verifying, using the one or more hardware computing device processors, a second association between the first signature and the first encrypted hash;
• retrieving, using the one or more hardware computing device processors, a second randomly generated number and a second encryption key from the first computing device;
• executing, using the one or more hardware computing device processors, the mixing computing operation based on the second randomly generated number, the first randomly generated number, the first encryption key, and the second time stamp, thereby generating a second mixed data;
• executing, using the one or more hardware computing device processors, a second hash computing operation based on a second hash function and the second mixed data, thereby generating a second hash;
• encrypting, using the one or more hardware computing device processors, the second hash with the second encryption key, thereby resulting in a second encrypted hash;
• receiving, using the one or more hardware computing device processors, a second signature;
• and
• determining or verifying, using the one or more hardware computing device processors, a third association between the second signature and the second encrypted hash.