如何使用公钥和私钥解码rsa

问题描述 投票:-2回答:2

我有这个公钥和私钥,如何解码这个?

非常感谢你。

----- BEGIN PUBLIC KEY ----- MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCl0NyHA + z9w6LiYURla4UCcedc 2SpsS4SnVGdSSEHTMsc9NbMX2fVPX9q8yyYBMypvBYnVLc7gNozr3bziLLhOGWjv Dh3zaC3 / Q4wu6Osroo9Af9PoHr1riEve8ioz058mPP28TGOBb / oYa5TaeYw4GGMc mqvZMrRlGhPZIOsePQIDAQAB ----- END PUBLIC KEY -----

----- BEGIN RSA私钥----- MIICXAIBAAKBgQCl0NyHA + z9w6LiYURla4UCcedc2SpsS4SnVGdSSEHTMsc9NbMX 2fVPX9q8yyYBMypvBYnVLc7gNozr3bziLLhOGWjvDh3zaC3 / Q4wu6Osroo9Af9Po Hr1riEve8ioz058mPP28TGOBb / oYa5TaeYw4GGMcmqvZMrRlGhPZIOsePQIDAQAB AoGAF74YVZzSSmPA5vlWec8zdG4q2ridwnPtwqfrQ3TlOACFVtZhloC3B26KO447 GuDgqpT4b3XnsWMeOoe9jAUrPohy0ISiYYvp0h + KHjFUFt9XH9d3hlm0VqRCExNA rG3sXXuoSmyyGIin / 7l4pFJuFCyDLESQQ4zJGCicMiCpWAECQQDcM0eDTL0t /腹板5XfOw5LUJLgNlAQyWmncojVB4QbT0XixZD / UBKlPyt2lwbSncRmSW7TJzb + epdHf FKCEfub9AkEAwMYbAh4VUal0q + aBGheo3N / 4cZy0GC4unM15F9lxkOn06RGSmFQ5 0ulhlH3f5h5uVIFh7jT1Nk27H2EjTxHYQQJAMoDUWwnjrcP7Q8cqZlK2v084o2ya Vc4kz4SogFaTEUvOyai7du4mwvU9RsIZo / mtqsK7wTkeRM21R9vcQOc2JQJAQWf1 6fYDDb4NE / YVf6DfbnGffgzJHhstPY6Js4nXem + m5R1NO9n39JOyxAshWJaioJF1 hLj7Kf2dq7vtmvpXAQJBANAYjUpCT8cYA5XpbmeMHTw3XGuF1N2wBpfu5BNsN8Nh l0NZkzFHNpempMYTr / 1TnUaeAynlevfw6 / mSK40YHrQ = ----- END RSA PRIVATE KEY -----

security cryptography rsa decode ctf
2个回答
0
投票

基本上任何识别DER结构的ASN.1解码器都会...

有关免费的javascript版本,请参阅https://lapo.it/asn1js/


0
投票

(这使用Python 3)

从启动菜单中打开CMD(窗口)或从启动板中的实用程序页面打开TERMINAL(mac)。类型:

pip install pycrypto

如果这给你一个错误,请尝试:

pip3 install pycrypto

(您可能不必这样做)在IDLE窗口中选择“Open Module”,然后键入crypto。如果它给你一个错误,那么你很好。然后,用资本将crypto重命名为Crypto

返回python并输入(在编辑窗口中):

from Crypto.PublicKey import RSA
key = RSA.importKey('file.pem') # where file.pem is where your keys are stored, in the format you had in your question
public = key.publickey()

output = public.encrypt('data'.encode('utf-8'),32) # 'data' is a placeholder
output = key.decrypt('data'.encode('utf-8'))

输出将是bytes,转换为十六进制:

print(output.hex())
© www.soinside.com 2019 - 2024. All rights reserved.