| Server IP : 127.0.1.1 / Your IP : 216.73.216.2 Web Server : Apache/2.4.52 (Ubuntu) System : Linux bahcrestlinepropertiesllc 5.15.0-113-generic #123-Ubuntu SMP Mon Jun 10 08:16:17 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/1648833/cwd/snap/core20/2599/lib/python3/dist-packages/jwt/contrib/algorithms/ |
Upload File : |
import Crypto.Hash.SHA256
import Crypto.Hash.SHA384
import Crypto.Hash.SHA512
from Crypto.PublicKey import RSA
from Crypto.Signature import PKCS1_v1_5
from jwt.algorithms import Algorithm
from jwt.compat import string_types, text_type
class RSAAlgorithm(Algorithm):
"""
Performs signing and verification operations using
RSASSA-PKCS-v1_5 and the specified hash function.
This class requires PyCrypto package to be installed.
This is based off of the implementation in PyJWT 0.3.2
"""
SHA256 = Crypto.Hash.SHA256
SHA384 = Crypto.Hash.SHA384
SHA512 = Crypto.Hash.SHA512
def __init__(self, hash_alg):
self.hash_alg = hash_alg
def prepare_key(self, key):
if isinstance(key, RSA._RSAobj):
return key
if isinstance(key, string_types):
if isinstance(key, text_type):
key = key.encode('utf-8')
key = RSA.importKey(key)
else:
raise TypeError('Expecting a PEM- or RSA-formatted key.')
return key
def sign(self, msg, key):
return PKCS1_v1_5.new(key).sign(self.hash_alg.new(msg))
def verify(self, msg, key, sig):
return PKCS1_v1_5.new(key).verify(self.hash_alg.new(msg), sig)