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# node.py | ||
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import hashlib | ||
import os | ||
import time | ||
from cryptography.hazmat.primitives import serialization | ||
from cryptography.hazmat.primitives.asymmetric import rsa | ||
from cryptography.hazmat.backends import default_backend | ||
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class SuperNode: | ||
def __init__(self, node_id, private_key): | ||
self.node_id = node_id | ||
self.private_key = private_key | ||
self.public_key = private_key.public_key() | ||
self.zk_reputation = 0 | ||
self.reputation_confirmations = [] | ||
self.secure_enclave = SecureEnclave() | ||
self.hardware_security_module = HardwareSecurityModule() | ||
self.multi_party_computation = MultiPartyComputation() | ||
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def generate_transaction(self, sender, recipient, amount): | ||
transaction = { | ||
'sender': sender, | ||
'recipient': recipient, | ||
'amount': amount, | ||
'timestamp': int(time.time()), | ||
'node_id': self.node_id | ||
} | ||
transaction_hash = hashlib.sha256(str(transaction).encode()).hexdigest() | ||
signature = self.sign_transaction(transaction_hash) | ||
return transaction, signature | ||
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def sign_transaction(self, transaction_hash): | ||
signer = self.private_key.signer(padding.PSS(mgf=padding.MGF1(hashes.SHA256()), salt_length=padding.PSS.MAX_LENGTH), hashes.SHA256()) | ||
signature = signer.finalize() | ||
return signature | ||
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def verify_transaction(self, transaction, signature): | ||
verifier = self.public_key.verifier(signature, padding.PSS(mgf=padding.MGF1(hashes.SHA256()), salt_length=padding.PSS.MAX_LENGTH), hashes.SHA256()) | ||
verifier.verify() | ||
return True | ||
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def zk_reputational_affirmation(self, transaction): | ||
# ZK reputational affirmation logic | ||
pass | ||
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def reputational_confirmation(self, transaction): | ||
# Reputational confirmation logic | ||
pass | ||
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def zk_reputational_rollup(self, transactions): | ||
# ZK reputational rollup logic | ||
pass | ||
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def secure_settlement(self, transaction): | ||
# Secure settlement logic | ||
pass | ||
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def confidential_computation(self, transaction): | ||
# Confidential computation logic | ||
pass | ||
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def defence_in_depth_security(self, transaction): | ||
# Defence-in-depth security logic | ||
pass | ||
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class SecureEnclave: | ||
def __init__(self): | ||
# Initialize secure enclave | ||
pass | ||
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class HardwareSecurityModule: | ||
def __init__(self): | ||
# Initialize hardware security module | ||
pass | ||
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class MultiPartyComputation: | ||
def __init__(self): | ||
# Initialize multi-party computation module | ||
pass | ||
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if __name__ == '__main__': | ||
node_id = 'node1' | ||
private_key = rsa.generate_private_key(public_exponent=65537, key_size=2048, backend=default_backend()) | ||
node = SuperNode(node_id, private_key) | ||
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# Example usage | ||
transaction, signature = node.generate_transaction('Alice', 'Bob', 10) | ||
print('Transaction:', transaction) | ||
print('Signature:', signature.hex()) | ||
print('Verification result:', node.verify_transaction(transaction, signature)) |