[Cryptography] Elliptic curve question

[James A. Donald]

On 2013-10-08 03:14, Phillip Hallam-Baker wrote:
>
> Are you planning to publish your signing key or your decryption key?
>
> Use of a key for one makes the other incompatible.�

Incorrect.  One's public key is always an elliptic point, one's private 
key is always a number.

Thus there is no reason in principle why one cannot use the same key (a 
number) for signing the messages you send, and decrypting the messages 
you receive.


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