def build_network_b92(eve_interception):
network = Network.get_instance()
nodes = ['Alice', 'Bob', 'Eve']
network.start(nodes)
host_alice = Host('Alice')
host_bob = Host('Bob')
host_eve = Host('Eve')
host_alice.add_connection('Eve')
host_eve.add_connections(['Alice', 'Bob'])
host_bob.add_connection('Eve')
# adding the connections - Alice wants to transfer an encrypted message to Bob
# The network looks like this: Alice---Eve---Bob
host_alice.delay = 0.3
host_bob.delay = 0.3
# starting
host_alice.start()
host_bob.start()
host_eve.start()
network.add_hosts([host_alice, host_bob, host_eve])
if eve_interception == True:
host_eve.q_relay_sniffing = True
host_eve.q_relay_sniffing_fn = eve_sniffing_quantum
hosts = [host_alice, host_bob, host_eve]
print('Made a network!')
return network, hosts
def main():
network = Network.get_instance()
nodes = ["Alice", "Bob", "Eve"]
network.start(nodes)
network.delay = 0.1
host_alice = Host('Alice')
host_alice.add_connection('Bob')
host_alice.start()
host_bob = Host('Bob')
host_bob.add_connections(['Alice', 'Eve'])
host_bob.start()
host_eve = Host('Eve')
host_eve.add_connection('Bob')
host_eve.start()
network.add_hosts([host_alice, host_bob, host_eve])
host_bob.q_relay_sniffing = True
host_bob.q_relay_sniffing_fn = bob_sniffing_quantum
host_bob.c_relay_sniffing = True
host_bob.c_relay_sniffing_fn = bob_sniffing_classical
t1 = host_alice.run_protocol(alice)
t2 = host_eve.run_protocol(eve)
t1.join()
t2.join()
network.stop(True)
exit()
def main():
intercept = True
key_size = 100
sample_len = int(key_size / 4)
network = Network.get_instance()
nodes = ['Alice', 'Eve', 'Bob']
network.start(nodes)
host_alice = Host('Alice')
host_alice.add_connection('Eve')
host_alice.start()
host_eve = Host('Eve')
host_eve.add_connections(['Alice', 'Bob'])
host_eve.start()
host_bob = Host('Bob')
host_bob.add_connection('Eve')
host_bob.delay = 0.5
host_bob.start()
network.add_host(host_alice)
network.add_host(host_eve)
network.add_host(host_bob)
secret_key = np.random.randint(2, size=key_size)
if intercept:
host_eve.q_relay_sniffing = True
host_eve.q_relay_sniffing_fn = eve_intercept_quantum
t1 = host_alice.run_protocol(protocol_alice,
(host_bob.host_id, secret_key, sample_len))
t2 = host_bob.run_protocol(protocol_bob,
(host_alice.host_id, key_size, sample_len))
t1.join()
t2.join()
network.stop(True)
def main():
# Initialize a network
network = Network.get_instance()
nodes = ['Bank', 'Customer', 'Eve']
network.delay = 0.2
network.start(nodes)
host_bank = Host('Bank')
host_bank.add_connection('Eve')
host_bank.delay = 0.3
host_bank.start()
host_eve = Host('Eve')
host_eve.add_connection('Bank')
host_eve.add_connection('Customer')
host_eve.start()
host_customer = Host('Customer')
host_customer.add_connection('Eve')
host_customer.delay = 0.3
host_customer.start()
network.add_host(host_bank)
network.add_host(host_eve)
network.add_host(host_customer)
host_eve.q_relay_sniffing = True
host_eve.q_relay_sniffing_fn = sniffing_quantum
print('Starting transfer')
t = host_customer.run_protocol(customer_protocol, (host_bank.host_id, ))
host_bank.run_protocol(banker_protocol, (host_customer.host_id, ),
blocking=True)
t.join()
network.stop(True)