The cryptography library delegates encryption, decryption, signing and verification to the key instance, but only the RSA public key class can encrypt and verify, and the only private key can decrypt and sign.Īnd the P圜ryptodome library includes a handy table to explain how to use public and private got some errors in this code, could you solve it. You see this in other implementations too. While technically speaking generating a signature with the public key constitutes encryption, there are enough differences in how public and private keys are used that it is not surprising that this library doesn’t support explicitly using the private key to encrypt with. The library you are using already has a (closed) ticket on the same attribute error. RSA encryption can only be performed with an RSA public key according to the RSA standard. Is RSA encryption with a private key the same as signature generation? KevinBlandy: # AttributeError: 'PublicKey' object has no attribute 'blinded_decryptĭon’t try to use a public RSA key to decrypt, and by extension, don’t try to use a private RSA key to encrypt: Many people say that RSA private key encryption has some security problems.

Is there something wrong with my operation? I learned about this problem in search engine. Text = rsa.decrypt(base64.b64decode(base64Text.encode()), publicKey) # AttributeError: 'PublicKey' object has no attribute 'blinded_decrypt' Text = rsa.decrypt(base64.b64decode(base64Text.encode()), privateKey)Ĭipher = rsa.encrypt(b'Hello World!', privateKey)

I try to use code to describe my purpose import rsaĬipher = rsa.encrypt(b'Hello World!', publicKey)īase64Text = base64.b64encode(cipher).decode()

Python decrypt rsa private key