验证RSA私钥的密码

时间:2017-01-20 14:54:15

标签: python rsa brute-force passphrase

如何在python中验证RSA私钥(PEM格式)的密码? 我想蛮力并使用我自己的字典。

我在MacOS中通过此命令创建了密钥:

ssh-keygen -t rsa -C "your_email@example.com" 

私人RSA密钥详情:

强度:2048位

算法:RSA

尺寸:2048

指纹

SHA1:80 09 90 30 96 8E 24 FC A9 4B 46 E1 BE B7 23 2D EC 16 2C EB

SHA256:67 93 E2 0A 9F E7 C9 7E A9 66 AD 05 52 FD 19 8B 3E CB 8A 59 9F 51 F0 A6 65 6F 6F 9A 9D 7B 35 B9

密码是:'testing'

@Hannu建议我运行此代码,但它拒绝正确和错误的密码短语

from Crypto.PublicKey import RSA
kf = open("testing", "r")
kt = kf.read()
kf.close()
dlist = ["foo", "bar", "testing"]
for d in dlist:
    try:
        nk = RSA.importKey(kt, passphrase=d)
        print "success", d
        break
    except ValueError:
        print "nosuccess", d
        pass

2 个答案:

答案 0 :(得分:1)

我建议你看看加密中的RSA模块

https://www.dlitz.net/software/pycrypto/api/current/Crypto.PublicKey.RSA-module.html

以下内容将是一个很好的起点

>>> from Crypto.PrivateKey import RSA
>>>
>>> key = RSA.generate(2048)
>>> f = open('mykey.pem','w')
>>> f.write(RSA.exportKey('PEM'))
>>> f.close()
...
>>> f = open('mykey.pem','r')
>>> key = RSA.importKey(f.read())

答案 1 :(得分:1)

使用Paramiko代替pycrypto管理这个:

import paramiko
from paramiko import rsakey

kf = open("sshk", "r")

dlist = ["foo", "bar", "foobar", "klunssi", "xyzzy"]

for d in dlist:
    kf.seek(0)
    try:
        nk = rsakey.RSAKey.from_private_key(kf, password=d)
        print "success", d
    except paramiko.ssh_exception.SSHException:
        print "fail", d

这至少对我有用。希望这可以帮助。

哈努哈利