Public keys in asymmetric encryption are distributed over the public-key servers. So, there is no need to worry about public disclosure of keys as they can’t be used to access your information.

The first public key encryption algorithm: RSA The first algorithms using asymmetric keys were devised in secret by the British government's SIGINT agency, GCHQ, in 1973.

With asymmetric cryptography, you send your public key to your communication partner in the clear. Your partner encodes a message with your public key, which you can then read with your private ...