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I found several solutions where I can use the RSA Provider to Encrypt a message with the public key and Decrypt it with the private one.

But what I want to have is to Encrypt with the private key and Decrypt with the public key.

I want to store the public key in my app and encrypt a license for example on my dev machine with the private key, send it to the app and let the information decrypt with a public key.

How can I achieve that?

What I have tried:

I tried to follow this post but It is not working fine.
RSA Private Key Encryption[^]
Updated 14-Dec-18 4:28am

1 solution

It's not supposed to work that way: the public key isn't safe if it's inside your app, because anyone who has access to the app can get the public key from that!

See here: cryptography - Can one encrypt with a private key/decrypt with a public key? - Stack Overflow[^]

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