43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
from cryptography.hazmat.backends import default_backend
|
|
from cryptography.hazmat.primitives import serialization
|
|
from cryptography.hazmat.primitives.asymmetric import rsa
|
|
|
|
|
|
def generate_private_key():
|
|
private_key = rsa.generate_private_key(
|
|
public_exponent=65537,
|
|
key_size=2048,
|
|
backend=default_backend()
|
|
)
|
|
return private_key
|
|
|
|
|
|
def generate_public_key(private_key):
|
|
public_key = private_key.public_key()
|
|
return public_key
|
|
|
|
|
|
def save_private_key(private_key, private_key_file):
|
|
with open(private_key_file, 'wb') as f:
|
|
f.write(private_key.private_bytes(
|
|
encoding=serialization.Encoding.PEM,
|
|
format=serialization.PrivateFormat.TraditionalOpenSSL,
|
|
encryption_algorithm=serialization.NoEncryption()
|
|
))
|
|
|
|
|
|
def save_public_key(public_key, public_key_file):
|
|
with open(public_key_file, 'wb') as f:
|
|
f.write(public_key.public_bytes(
|
|
encoding=serialization.Encoding.PEM,
|
|
format=serialization.PublicFormat.SubjectPublicKeyInfo
|
|
))
|
|
|
|
|
|
# Пример использования
|
|
if __name__ == "__main__":
|
|
private_key = generate_private_key()
|
|
public_key = generate_public_key(private_key)
|
|
|
|
save_private_key(private_key, 'private_key.pem')
|
|
save_public_key(public_key, 'public_key.pem') |