asymmetric

Symmetric encryption key vs. Asymmetric keys - ssl

I am developing a client server app that uses ssl (openssl) to establish a secure communication channel between the client and the server. I believe I have two options now for secure data transfer between the client and the server. One option is to continue with the data transfer on the established secure ssl channel between the client a...

How to encrypt a file using a Public Key in C#?

I have a 2048 bits public key (asymmetric, RSA) of which I know the Modulus and Exponent and need to encrypt a string. Ideally, I want to encrypt a small string in c# and later on decrypt it with python. ...

Asymmetric Crypto on Android

Hello, I would like to ask if i can use Asymmetric Crypto (like RSA or ECC) on android mobile phones, how, and what are the best libraries i should use. ...

OAUTH 2.0 -like implementation, but using asymmetric keys?

Hi all, I have a working implementation of an OAUTH 2.0 Authentication solution using the standard HMAC shared key mechanism. A new requirement has been added: The servers issuing the tokens are secure, but some of the servers which will "trust" issued tokens are considered "semi secure", and should not have access to the shared secret...