def add_scalar():
for _ in range(repeat_experiment):
for num_ops in ops_n:
circuit = Scalar(0)
parties = {}
total = 0
# Generate parties
for p in range(10):
party_secret = Secret()
val = random.randint(0, get_mod())
parties[str(p)] = {party_secret: val}
for o in range(num_ops):
val = random.randint(0, get_mod())
if o == 0:
circuit = Scalar(val)
else:
circuit += Scalar(val)
total = (total + val) % get_mod()
suite(parties, circuit, total)
def test_suite8():
"""
f(a, b, c, d, e) = ((a + K0) + b ∗ K1 - c) ∗ (d + e)
"""
alice_secret = Secret()
bob_secret = Secret()
charlie_secret = Secret()
david_secret = Secret()
elusinia_secret = Secret()
parties = {
"Alice": {
alice_secret: 3
},
"Bob": {
bob_secret: 14
},
"Charlie": {
charlie_secret: 2
},
"David": {
david_secret: 5
},
"Elusinia": {
elusinia_secret: 7
}
}
expr = (((alice_secret + Scalar(8)) +
((bob_secret * Scalar(9)) - charlie_secret)) *
(david_secret + elusinia_secret))
expected = (((3 + 8) + (14 * 9) - 2) * (5 + 7))
suite(parties, expr, expected)
def test4():
a = Secret(3)
b = Secret(14)
c = Secret(2)
expr = ((a * b + b * Scalar(4)) * c - (a + Scalar(1) * b))
assert repr(
expr
) == "((Secret(3) * Secret(14) + Secret(14) * Scalar(4)) * Secret(2) - (Secret(3) + Scalar(1) * Secret(14)))"
def test1():
a = Secret(1)
b = Secret(2)
c = Secret(3)
expr = (a + b) * c - (Scalar(4) + Scalar(3))
assert repr(
expr
) == "((Secret(1) + Secret(2)) * Secret(3) - (Scalar(4) + Scalar(3)))"
def test_expr_construction():
a = Secret(1)
b = Secret(2)
c = Secret(3)
expr = (a + b) * c * Scalar(4) + Scalar(3)
assert repr(
expr
) == "((Secret(1) + Secret(2)) * Secret(3) * Scalar(4) + Scalar(3))"
def test_weight_update():
"""
Computes a batch weight update for a perceptron with batch size = 3
f(a, b, c) = 3 * W_t + lr * ( (a1 - a2) * a3 + (b1 - b2) * b3 + (c1 - c2) * c3
"""
weight = 8
lr = 1
alice_secret1 = Secret()
alice_secret2 = Secret()
alice_secret3 = Secret()
bob_secret1 = Secret()
bob_secret2 = Secret()
bob_secret3 = Secret()
charlie_secret1 = Secret()
charlie_secret2 = Secret()
charlie_secret3 = Secret()
parties = {
"Alice": {
alice_secret1: 3,
alice_secret2: 4,
alice_secret3: 5
},
"Bob": {
bob_secret1: 20,
bob_secret2: 12,
bob_secret3: 3
},
"Charlie": {
charlie_secret1: 9,
charlie_secret2: 7,
charlie_secret3: 6
}
}
expr = (Scalar(3) * Scalar(weight) + Scalar(lr) *
((alice_secret1 - alice_secret2) * alice_secret3 +
(bob_secret1 - bob_secret2) * bob_secret3) +
(charlie_secret1 - charlie_secret2) * charlie_secret3)
expected = (3 * 8 + 1 * ((3 - 4) * 5) + (20 - 12) * 3 + (9 - 7) * 6)
suite(parties, expr, expected)
def test_suite_const_mul_secret2():
"""
f(a, b) = K * K * a
"""
alice_secret = Secret()
bob_secret = Secret()
parties = {
"Alice": {
alice_secret: 3
},
"Bob": {
bob_secret: 4
},
}
expr = (Scalar(3) * Scalar(3) * alice_secret)
expected = (3 * 3 * 3)
suite(parties, expr, expected)
def test_suite_constantes():
"""
f(a, b) = K1 + K2
"""
alice_secret = Secret()
bob_secret = Secret()
parties = {
"Alice": {
alice_secret: 3
},
"Bob": {
bob_secret: 14
},
}
expr = (Scalar(2) + Scalar(1))
expected = 3
suite(parties, expr, expected)
def test_suite_const_mul_secret():
"""
f(a, b) = a * K
"""
alice_secret = Secret()
parties = {
"Alice": {
alice_secret: 3
},
}
expr = (alice_secret * Scalar(2))
expected = (3 * 2)
suite(parties, expr, expected)
def test_suite5():
"""
f(a, b, c) = (a ∗ K0 + b - c) + K1
"""
alice_secret = Secret()
bob_secret = Secret()
charlie_secret = Secret()
parties = {
"Alice": {
alice_secret: 3
},
"Bob": {
bob_secret: 14
},
"Charlie": {
charlie_secret: 2
}
}
expr = (((alice_secret * Scalar(5)) + bob_secret - charlie_secret) +
Scalar(9))
expected = ((3 * 5) + 14 - 2) + 9
suite(parties, expr, expected)
def fixed_circuit_more_participants():
"""
f(a, b, c, ...) = (K + a) * b
"""
for _ in range(repeat_experiment):
for num_part in participants_n:
circuit = Scalar(56)
parties = {}
for p in range(num_part):
party_secret = Secret()
parties[str(p)] = {party_secret: p + 69420}
if p == 0:
circuit += party_secret
if p == 1:
circuit *= party_secret
expected = (56 + 69420) * 69421
suite(parties, circuit, expected)
def test_suite4():
"""
f(a, b, c) = (a + b + c) + K
"""
alice_secret = Secret()
bob_secret = Secret()
charlie_secret = Secret()
parties = {
"Alice": {
alice_secret: 3
},
"Bob": {
bob_secret: 14
},
"Charlie": {
charlie_secret: 2
}
}
expr = ((alice_secret + bob_secret + charlie_secret) + Scalar(5))
expected = (3 + 14 + 2) + 5
suite(parties, expr, expected)
def mul_secret():
for _ in range(repeat_experiment):
for num_ops in ops_n:
circuit = Scalar(0)
parties = {}
total = 1
# Generate parties and basic circuit
for p in range(10):
party_secret = Secret()
val = random.randint(0, get_mod())
parties[str(p)] = {party_secret: val}
for o in range(num_ops):
if o == 0:
circuit = list(parties[str(o % 10)].keys())[0]
else:
circuit *= list(parties[str(o % 10)].keys())[0]
total = (total * list(parties[str(o % 10)].values())[0]) % get_mod()
suite(parties, circuit, total)
def test3():
a = Secret(3)
b = Secret(14)
c = Secret(2)
expr = ((a + b + c) * Scalar(5))
assert repr(expr) == "((Secret(3) + Secret(14) + Secret(2)) * Scalar(5))"
def test_expr_construction():
a = Secret(1)
b = Secret(2)
c = Secret(3)
expr = (a + b) * c * Scalar(4) + Scalar(3)