End-to-End Encryption and Hot Wallet Key Recovery Apparatuses, Processes and Systems

A fracturable user security PIN based crypto wallet backup processor-readable, non-transient medium, the medium storing a component collection, storage of the component collection structured with processor-executable instructions comprising:

• obtain, via the any of at least one processor, a key backup request datastructure, in which the key backup request datastructure is structured as specifying a wallet private key, a private key backup server identifier, a PIN shard fracture scheme definition, and a plurality of PIN shard backup devices;
• obtain, via the any of at least one processor, a user security PIN;
• encrypt, via the any of at least one processor, the wallet private key utilizing the user security PIN;
• determine, via the any of at least one processor, a public key associated with the private key backup server identifier;
• calculate, via the any of at least one processor, a symmetric key from the public key associated with the private key backup server identifier and an app private key;
• encrypt, via the any of at least one processor, the encrypted wallet private key utilizing the symmetric key;
• send, via the any of at least one processor, the twice encrypted wallet private key to a private key backup server corresponding to the private key backup server identifier;
• generate, via the any of at least one processor, an asymmetric keypair;
• encrypt, via the any of at least one processor, the user security PIN utilizing a public key of the asymmetric keypair;
• generate, via the any of at least one processor, a number of encrypted user security PIN shards from the encrypted user security PIN using a secret sharing method, in which the number of encrypted user security PIN shards to generate is specified via the PIN shard fracture scheme definition;
• and
• send, via the any of at least one processor, each of the generated encrypted user security PIN shards to a corresponding PIN shard backup device from the plurality of PIN shard backup devices.

A fracturable user security PIN based crypto wallet backup processor-implemented system, comprising:

• means to store a component collection;
• means to process processor-executable instructions from the component collection, storage of the component collection structured with processor-executable instructions comprising:
• obtain, via the any of at least one processor, a key backup request datastructure, in which the key backup request datastructure is structured as specifying a wallet private key, a private key backup server identifier, a PIN shard fracture scheme definition, and a plurality of PIN shard backup devices;
• obtain, via the any of at least one processor, a user security PIN;
• encrypt, via the any of at least one processor, the wallet private key utilizing the user security PIN;
• determine, via the any of at least one processor, a public key associated with the private key backup server identifier;
• calculate, via the any of at least one processor, a symmetric key from the public key associated with the private key backup server identifier and an app private key;
• encrypt, via the any of at least one processor, the encrypted wallet private key utilizing the symmetric key;
• send, via the any of at least one processor, the twice encrypted wallet private key to a private key backup server corresponding to the private key backup server identifier;
• generate, via the any of at least one processor, an asymmetric keypair;
• encrypt, via the any of at least one processor, the user security PIN utilizing a public key of the asymmetric keypair;
• generate, via the any of at least one processor, a number of encrypted user security PIN shards from the encrypted user security PIN using a secret sharing method, in which the number of encrypted user security PIN shards to generate is specified via the PIN shard fracture scheme definition;
• and
• send, via the any of at least one processor, each of the generated encrypted user security PIN shards to a corresponding PIN shard backup device from the plurality of PIN shard backup devices.

A fracturable user security PIN based crypto wallet backup processor-implemented process, including processing processor-executable instructions via any of at least one processor from a component collection stored in at least one memory, storage of the component collection structured with processor-executable instructions comprising:

• obtain, via the any of at least one processor, a key backup request datastructure, in which the key backup request datastructure is structured as specifying a wallet private key, a private key backup server identifier, a PIN shard fracture scheme definition, and a plurality of PIN shard backup devices;
• obtain, via the any of at least one processor, a user security PIN;
• encrypt, via the any of at least one processor, the wallet private key utilizing the user security PIN;
• determine, via the any of at least one processor, a public key associated with the private key backup server identifier;
• calculate, via the any of at least one processor, a symmetric key from the public key associated with the private key backup server identifier and an app private key;
• encrypt, via the any of at least one processor, the encrypted wallet private key utilizing the symmetric key;
• send, via the any of at least one processor, the twice encrypted wallet private key to a private key backup server corresponding to the private key backup server identifier;
• generate, via the any of at least one processor, an asymmetric keypair;
• encrypt, via the any of at least one processor, the user security PIN utilizing a public key of the asymmetric keypair;
• generate, via the any of at least one processor, a number of encrypted user security PIN shards from the encrypted user security PIN using a secret sharing method, in which the number of encrypted user security PIN shards to generate is specified via the PIN shard fracture scheme definition;
• and
• send, via the any of at least one processor, each of the generated encrypted user security PIN shards to a corresponding PIN shard backup device from the plurality of PIN shard backup devices.