Python evaluate Exemples

Exemple #1

def getResults(weightMatrix):

    print "Client: Loading secret key..."
    secretKey = getSecretKey()

    print "Client: Getting new secret key..."
    T, S = evaluate([
        'random-matrix',
        len(weightMatrix), 1, 'duplicate-matrix', 'get-secret-key'
    ])
    print "Client: Getting key switch matrix..."
    keySwitch, = evaluate(
        [weightMatrix, secretKey, T, 'linear-transform-key-switch'])

    print "Client: Getting encrypted results from server..."
    encryptedResults = getLinearTransformations(keySwitch)

    print "Client: Decrypting results..."
    results = evaluate([S] + flatzip(inf('duplicate-matrix'), encryptedResults,
                                     inf('decrypt')))[:-1]

    print "Client: Done."
    print
    print
    return results

Exemple #2

Fichier : vheserver.py Projet : my2eos/VHEclient-server

 def run(self):
     print("processing search request")
     self.datareceive = recv_msg(self.c)
     self.publickey = pickle.loads(self.datareceive)
     self.results, = evaluate([filefeatures, self.publickey, 'encrypt_m'])
     self.datasend = pickle.dumps(self.results)
     send_msg(self.c, self.datasend)
     print("compelete")
     self.c.close()

Exemple #3

Fichier : client.py Projet : jamespayor/vector-homomorphic-encryption

def getResults(weightMatrix):

	print "Client: Loading secret key..."
	secretKey = getSecretKey();
	
	print "Client: Getting new secret key..."
	T, S = evaluate(['random-matrix', len(weightMatrix), 1, 'duplicate-matrix', 'get-secret-key'])
	print "Client: Getting key switch matrix..."
	keySwitch, = evaluate([weightMatrix, secretKey, T, 'linear-transform-key-switch'])

	print "Client: Getting encrypted results from server..."
	encryptedResults = getLinearTransformations(keySwitch)

	print "Client: Decrypting results..."
	results = evaluate([S] + flatzip(inf('duplicate-matrix'), encryptedResults, inf('decrypt')))[:-1]

	print "Client: Done."
	print
	print
	return results

Exemple #4

Fichier : encrypt.py Projet : my2eos/VHEclient-server

        c for c in text.lower() if c not in bannedcharacters).split()
                    if w in features).strip()


def getfeature(text):
    feature = [0] * len(features)
    wordlist = simplify(text).split()
    for w in wordlist:
        feature[features[w]] += 1
    return tuple(feature, )


for i in range(len(filenames)):
    doc = open(filenames[i], 'rb').read().decode('utf-8', 'ignore')
    if doc != "":
        featuremat.append(getfeature(doc))

print("features extracted")

secretkey, publickey, ciphertext = evaluate([featuremat, "encrypt"])

with open('secretkey', 'wb') as f:
    pickle.dump(secretkey, f, pickle.HIGHEST_PROTOCOL)
    f.close()
with open('publickey', 'wb') as f:
    pickle.dump(publickey, f, pickle.HIGHEST_PROTOCOL)
    f.close()
with open('filefeatures', 'wb') as f:
    pickle.dump(ciphertext, f, pickle.HIGHEST_PROTOCOL)
    f.close()

Exemple #5

Fichier : server.py Projet : jamespayor/vector-homomorphic-encryption

def get_linear_transformation(features, keySwitchMatrix):
    from hevector import evaluate
    return evaluate([keySwitchMatrix] + flatzip(inf('duplicate-matrix'), features, inf('linear-transform')))[:-1]

Exemple #6

Fichier : server.py Projet : skoppula/875-finalproject

def get_linear_transformation(features, keySwitchMatrix):
    from hevector import evaluate
    return evaluate([keySwitchMatrix] + flatzip(inf(
        'duplicate-matrix'), features, inf('linear-transform')))[:-1]