OpenSSL 1.0.2k EVP_PKEY decryption failing
openssl-users at dukhovni.org
Tue Mar 28 18:01:22 UTC 2023
On Tue, Mar 28, 2023 at 04:34:51PM +0000, Viken Kondakji wrote:
> My objective is to encrypt data using RSA public key, with SHA-256 as
> hash function and MGF1 as mask generating function.
You almost never want to do that. RSA is encryption is very difficult
to use correctly as a raw primitive. You probably should be using
CMS, in encrypt-then-sign mode, with RSA used only to encrypt the
symmetric key that in turn encrypts the data.
All the RSA operations will be handled internally by the CMS (modernised
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