本文整理汇总了Python中cryptography.hazmat.primitives.asymmetric.rsa方法的典型用法代码示例。如果您正苦于以下问题：Python asymmetric.rsa方法的具体用法？Python asymmetric.rsa怎么用？Python asymmetric.rsa使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cryptography.hazmat.primitives.asymmetric的用法示例。
在下文中一共展示了asymmetric.rsa方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from cryptography.hazmat.primitives import asymmetric [as 别名]
# 或者: from cryptography.hazmat.primitives.asymmetric import rsa [as 别名]
def __init__(self, algorithm):
if algorithm != "hmac-sha256":
from cryptography.hazmat.primitives.serialization import load_pem_private_key, load_pem_public_key
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.asymmetric import rsa, ec
from cryptography.hazmat.primitives.asymmetric.padding import PKCS1v15
from cryptography.hazmat.primitives.hashes import SHA1, SHA256, SHA512
self.__dict__.update(locals()) 示例2: sign
# 需要导入模块: from cryptography.hazmat.primitives import asymmetric [as 别名]
# 或者: from cryptography.hazmat.primitives.asymmetric import rsa [as 别名]
def sign(self, string_to_sign, key, passphrase=None):
if self.algorithm == "hmac-sha256":
return hmac.new(key, string_to_sign, digestmod=hashlib.sha256).digest()
key = self.load_pem_private_key(key, password=passphrase, backend=self.default_backend())
if self.algorithm in {"rsa-sha1", "rsa-sha256"}:
hasher = self.SHA1() if self.algorithm.endswith("sha1") else self.SHA256()
return key.sign(padding=self.PKCS1v15(), algorithm=hasher, data=string_to_sign)
elif self.algorithm in {"rsa-sha512"}:
hasher = self.SHA512()
return key.sign(padding=self.PKCS1v15(), algorithm=hasher, data=string_to_sign)
elif self.algorithm == "ecdsa-sha256":
return key.sign(signature_algorithm=self.ec.ECDSA(algorithm=self.SHA256()), data=string_to_sign)