def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
c , T1 , T2 , T3= verifyArgsDict[z]['sigma'][bodyKey][ 'c' ] , verifyArgsDict[z]['sigma'][bodyKey][ 'T1' ] , verifyArgsDict[z]['sigma'][bodyKey][ 'T2' ] , verifyArgsDict[z]['sigma'][bodyKey][ 'T3' ]
salpha , sbeta= verifyArgsDict[z]['sigma'][bodyKey][ 's_alpha' ] , verifyArgsDict[z]['sigma'][bodyKey][ 's_beta' ]
sx , sgamma1 , sgamma2= verifyArgsDict[z]['sigma'][bodyKey][ 's_x' ] , verifyArgsDict[z]['sigma'][bodyKey][ 's_gamma1' ] , verifyArgsDict[z]['sigma'][bodyKey][ 's_gamma2' ]
R3= verifyArgsDict[z]['sigma'][bodyKey][ 'R3' ]
R1=( verifyArgsDict[z]['gpk'][bodyKey][ 'u' ] ** salpha ) *( T1 ** -c )
R2=( verifyArgsDict[z]['gpk'][bodyKey][ 'v' ] ** sbeta ) *( T2 ** -c )
R4=( T1 ** sx ) *( verifyArgsDict[z]['gpk'][bodyKey][ 'u' ] ** -sgamma1 )
R5=( T2 ** sx ) *( verifyArgsDict[z]['gpk'][bodyKey][ 'v' ] ** -sgamma2 )
if c== group.hash(( verifyArgsDict[z]['M'][bodyKey] , T1 , T2 , T3 , R1 , R2 , R3 , R4 , R5 ) , ZR ) :
if debug : print( "c=> '%s'" % c )
if debug : print( "Valid Group Signature for message: '%s'" % verifyArgsDict[z]['M'][bodyKey] )
pass
else :
if debug : print( "Not a valid signature for message!!!" )
incorrectIndices.append(z)
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotC = {}
for z in range(0, N):
c , T1 , T2 , T3= verifyArgsDict[z]['sigma'][bodyKey][ 'c' ] , verifyArgsDict[z]['sigma'][bodyKey][ 'T1' ] , verifyArgsDict[z]['sigma'][bodyKey][ 'T2' ] , verifyArgsDict[z]['sigma'][bodyKey][ 'T3' ]
salpha , sbeta= verifyArgsDict[z]['sigma'][bodyKey][ 's_alpha' ] , verifyArgsDict[z]['sigma'][bodyKey][ 's_beta' ]
sx , sgamma1 , sgamma2= verifyArgsDict[z]['sigma'][bodyKey][ 's_x' ] , verifyArgsDict[z]['sigma'][bodyKey][ 's_gamma1' ] , verifyArgsDict[z]['sigma'][bodyKey][ 's_gamma2' ]
R3= verifyArgsDict[z]['sigma'][bodyKey][ 'R3' ]
dotA[z] = ( T3 **( sx * delta [ z ] ) *( verifyArgsDict[z]['gpk'][bodyKey] [ 'h' ] **(( -sgamma1 + -sgamma2 ) * delta [ z ] ) * verifyArgsDict[z]['gpk'][bodyKey] [ 'g1' ] **( -c * delta [ z ] ) ) )
dotB[z] = ( verifyArgsDict[z]['gpk'][bodyKey] [ 'h' ] **(( -salpha + -sbeta ) * delta [ z ] ) * T3 **( c * delta [ z ] ) )
dotC[z] = R3 ** delta [ z ]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta, dotA, dotB, dotC)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug, H1, H2, lam_func
group = groupObjParam
N = len(verifyArgsDict)
z = 0
l= len( verifyArgsDict[z]['L'][bodyKey] )
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
lam_func = lambda i,a,b,c: a[i] * (b[i] ** c[i]) # => u * (pk ** h) for all signers
H1 = lambda x: group.hash(('1', str(x)), G1)
H2 = lambda a, b, c: group.hash(('2', a, b, c), ZR)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotC = {}
dotB = {}
for z in range(0, N):
u , S= verifyArgsDict[z]['sig'][bodyKey][ 'u' ] , verifyArgsDict[z]['sig'][bodyKey][ 'S' ]
dotC[z] = S ** delta [ z ]
for z in range(0, N):
dotA_loopVal = group.init(G1, 1)
for y in range(0, l):
u , S= verifyArgsDict[z]['sig'][bodyKey][ 'u' ] , verifyArgsDict[z]['sig'][bodyKey][ 'S' ]
Lt= concat( verifyArgsDict[z]['L'][bodyKey] )
l= len( verifyArgsDict[z]['L'][bodyKey] )
h= [ group.init( ZR , 1 ) for i in range( l ) ]
for i in range( l ) :
pass
h [ i ]= H2( verifyArgsDict[z]['M'][bodyKey] , Lt , u [ i ] )
pk= [ H1( i ) for i in verifyArgsDict[z]['L'][bodyKey] ] # get all signers pub keys
dotA_loopVal = dotA_loopVal * ( u [ y ] * pk [ y ] ** h [ y ] )
dotB[z] = dotA_loopVal ** delta [ z ]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta, dotC, dotB)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global lam_func, hashObj, debug
group = groupObjParam
N = len(verifyArgsDict)
z = 0
l = 5
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
lam_func = lambda i, a, b: a[i]**b[i]
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotD = {}
sumE = {}
A, g2 = verifyArgsDict[z]['mpk'][bodyKey]['A'], verifyArgsDict[z]['mpk'][
bodyKey]['g2']
for z in range(0, N):
(S1, S2, S3) = verifyArgsDict[z]['sig'][bodyKey]['S1'], verifyArgsDict[
z]['sig'][bodyKey]['S2'], verifyArgsDict[z]['sig'][bodyKey]['S3']
dotA[z] = S1**delta[z]
dotB[z] = S2**delta[z]
dotD[z] = S3**delta[z]
sumE[z] = delta[z]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, A,
delta, dotA, dotB, dotD, sumE)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global H, debug, H, H3
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
H3 = lambda a, b: group.hash(('3', str(a), str(b)), ZR)
H = lambda prefix, x: group.hash((str(prefix), str(x)), G1)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotC = {}
a = H(1, verifyArgsDict[z]['M'][bodyKey]['t1'])
h = H(2, verifyArgsDict[z]['M'][bodyKey]['t2'])
for z in range(0, N):
b = H3(verifyArgsDict[z]['M'][bodyKey]['str'],
verifyArgsDict[z]['M'][bodyKey]['t3'])
dotA[z] = verifyArgsDict[z]['sig'][bodyKey]**delta[z]
dotB[z] = verifyArgsDict[z]['pk'][bodyKey]**delta[z]
dotC[z] = verifyArgsDict[z]['pk'][bodyKey]**(b * delta[z])
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, a, h,
delta, dotA, dotB, dotC)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global lam_func, hashObj, debug
group = groupObjParam
N = len(verifyArgsDict)
z = 0
l = 5
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
lam_func = lambda i,a,b: a[i] ** b[i]
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotD = {}
sumE = {}
A , g2= verifyArgsDict[z]['mpk'][bodyKey][ 'A' ] , verifyArgsDict[z]['mpk'][bodyKey][ 'g2' ]
for z in range(0, N):
( S1 , S2 , S3 )= verifyArgsDict[z]['sig'][bodyKey][ 'S1' ] , verifyArgsDict[z]['sig'][bodyKey][ 'S2' ] , verifyArgsDict[z]['sig'][bodyKey][ 'S3' ]
dotA[z] = S1 ** delta [ z ]
dotB[z] = S2 ** delta [ z ]
dotD[z] = S3 ** delta [ z ]
sumE[z] = delta [ z ]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, A, delta, dotA, dotB, dotD, sumE)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global H, debug, H, H3
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
H3 = lambda a,b: group.hash(('3', str(a), str(b)), ZR)
H = lambda prefix,x: group.hash((str(prefix), str(x)), G1)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotC = {}
a= H( 1 , verifyArgsDict[z]['M'][bodyKey][ 't1' ] )
h= H( 2 , verifyArgsDict[z]['M'][bodyKey][ 't2' ] )
for z in range(0, N):
b= H3( verifyArgsDict[z]['M'][bodyKey][ 'str' ] , verifyArgsDict[z]['M'][bodyKey][ 't3' ] )
dotA[z] = verifyArgsDict[z]['sig'][bodyKey] ** delta [ z ]
dotB[z] = verifyArgsDict[z]['pk'][bodyKey] ** delta [ z ]
dotC[z] = verifyArgsDict[z]['pk'][bodyKey] **( b * delta [ z ] )
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, a, h, delta, dotA, dotB, dotC)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug, H1, H2
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
H2 = lambda x,y: group.hash((x,y), ZR)
H1 = lambda x: group.hash(x, G1)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotC = {}
for z in range(0, N):
S1= verifyArgsDict[z]['sig'][bodyKey][ 'S1' ]
S2= verifyArgsDict[z]['sig'][bodyKey][ 'S2' ]
a= H2( verifyArgsDict[z]['M'][bodyKey] , S1 )
dotA[z] = S2 ** delta [ z ]
dotB[z] = verifyArgsDict[z]['pk'][bodyKey] **( a * delta [ z ] )
dotC[z] = S1 ** delta [ z ]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta, dotA, dotB, dotC)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug, H1, H2
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
H2 = lambda x, y: group.hash((x, y), ZR)
H1 = lambda x: group.hash(x, G1)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotC = {}
for z in range(0, N):
S1 = verifyArgsDict[z]['sig'][bodyKey]['S1']
S2 = verifyArgsDict[z]['sig'][bodyKey]['S2']
a = H2(verifyArgsDict[z]['M'][bodyKey], S1)
dotA[z] = S2**delta[z]
dotB[z] = verifyArgsDict[z]['pk'][bodyKey]**(a * delta[z])
dotC[z] = S1**delta[z]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta,
dotA, dotB, dotC)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug, H
group = groupObjParam
N = len(verifyArgsDict)
z = 0
At, Bt, Ct = getPKdict(verifyArgsDict[z]['mpk'][bodyKey],
verifyArgsDict[z]['pk'][bodyKey],
['At', 'Bt', 'Ct'])
l = len(At.keys())
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
H = lambda a: group.hash(('1', str(a)), ZR)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotD = {}
D = pair(verifyArgsDict[z]['mpk'][bodyKey]['g1'],
verifyArgsDict[z]['mpk'][bodyKey]['g2'])
for z in range(0, N):
dotD[z] = D**delta[z]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, D,
delta, dotD)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug, H
group = groupObjParam
N = len(verifyArgsDict)
z = 0
At , Bt , Ct= getPKdict( verifyArgsDict[z]['mpk'][bodyKey] , verifyArgsDict[z]['pk'][bodyKey] , [ 'At' , 'Bt' , 'Ct' ] )
l= len( At.keys( ) )
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
H = lambda a: group.hash(('1', str(a)), ZR)
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotD = {}
D= pair( verifyArgsDict[z]['mpk'][bodyKey][ 'g1' ] , verifyArgsDict[z]['mpk'][bodyKey][ 'g2' ] )
for z in range(0, N):
dotD[z] = D ** delta [ z ]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, D, delta, dotD)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
for z in range(0, N):
M = verifyArgsDict[z]['message'][bodyKey]
h = group.hash(M, G1)
dotA[z] = h**delta[z]
dotB[z] = verifyArgsDict[z]['sig'][bodyKey]**delta[z]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta,
dotA, dotB)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
for z in range(0, N):
M= verifyArgsDict[z]['message'][bodyKey]
h= group.hash( M , G1 )
dotA[z] = h ** delta [ z ]
dotB[z] = verifyArgsDict[z]['sig'][bodyKey] ** delta [ z ]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta, dotA, dotB)
return incorrectIndices
def run_Batch_Sorted(verifyArgsDict, groupObjParam, verifyFuncArgs):
global group
global debug
group = groupObjParam
N = len(verifyArgsDict)
z = 0
delta = {}
for z in range(0, N):
delta[z] = prng_bits(80)
incorrectIndices = []
__init__(group)
for z in range(0, N):
for arg in verifyFuncArgs:
if (group.ismember(verifyArgsDict[z][arg][bodyKey]) == False):
sys.exit("ALERT: Group membership check failed!!!!\n")
pass
c, T1, T2, T3 = verifyArgsDict[z]['sigma'][bodyKey][
'c'], verifyArgsDict[z]['sigma'][bodyKey]['T1'], verifyArgsDict[z][
'sigma'][bodyKey]['T2'], verifyArgsDict[z]['sigma'][bodyKey][
'T3']
salpha, sbeta = verifyArgsDict[z]['sigma'][bodyKey][
's_alpha'], verifyArgsDict[z]['sigma'][bodyKey]['s_beta']
sx, sgamma1, sgamma2 = verifyArgsDict[z]['sigma'][bodyKey][
's_x'], verifyArgsDict[z]['sigma'][bodyKey][
's_gamma1'], verifyArgsDict[z]['sigma'][bodyKey]['s_gamma2']
R3 = verifyArgsDict[z]['sigma'][bodyKey]['R3']
R1 = (verifyArgsDict[z]['gpk'][bodyKey]['u']**salpha) * (T1**-c)
R2 = (verifyArgsDict[z]['gpk'][bodyKey]['v']**sbeta) * (T2**-c)
R4 = (T1**sx) * (verifyArgsDict[z]['gpk'][bodyKey]['u']**-sgamma1)
R5 = (T2**sx) * (verifyArgsDict[z]['gpk'][bodyKey]['v']**-sgamma2)
if c == group.hash(
(verifyArgsDict[z]['M'][bodyKey], T1, T2, T3, R1, R2, R3, R4, R5),
ZR):
if debug: print("c=> '%s'" % c)
if debug:
print("Valid Group Signature for message: '%s'" %
verifyArgsDict[z]['M'][bodyKey])
pass
else:
if debug: print("Not a valid signature for message!!!")
incorrectIndices.append(z)
z = 0
startSigNum = 0
endSigNum = N
dotA = {}
dotB = {}
dotC = {}
for z in range(0, N):
c, T1, T2, T3 = verifyArgsDict[z]['sigma'][bodyKey][
'c'], verifyArgsDict[z]['sigma'][bodyKey]['T1'], verifyArgsDict[z][
'sigma'][bodyKey]['T2'], verifyArgsDict[z]['sigma'][bodyKey][
'T3']
salpha, sbeta = verifyArgsDict[z]['sigma'][bodyKey][
's_alpha'], verifyArgsDict[z]['sigma'][bodyKey]['s_beta']
sx, sgamma1, sgamma2 = verifyArgsDict[z]['sigma'][bodyKey][
's_x'], verifyArgsDict[z]['sigma'][bodyKey][
's_gamma1'], verifyArgsDict[z]['sigma'][bodyKey]['s_gamma2']
R3 = verifyArgsDict[z]['sigma'][bodyKey]['R3']
dotA[z] = (T3**(sx * delta[z]) *
(verifyArgsDict[z]['gpk'][bodyKey]['h']**(
(-sgamma1 + -sgamma2) * delta[z]) *
verifyArgsDict[z]['gpk'][bodyKey]['g1']**(-c * delta[z])))
dotB[z] = (verifyArgsDict[z]['gpk'][bodyKey]['h']**(
(-salpha + -sbeta) * delta[z]) * T3**(c * delta[z]))
dotC[z] = R3**delta[z]
verifySigsRecursive(verifyArgsDict, group, incorrectIndices, 0, N, delta,
dotA, dotB, dotC)
return incorrectIndices