Re: Bitcoin Is Not Quantum-Safe, And How We Can Fix It When Needed | Bitcoin Magazine

On 05/18/2016 10:58 AM, Dave Longley wrote:
> On 05/17/2016 10:18 AM, Timothy Holborn wrote:
>> It's an old article[1], wondering if their is any technical update
>> since?
>> [1]
> This is exactly why using public key cryptography that relies upon the
> assumed difficulty of particular math problems to encrypt data on a
> public blockchain is a bad idea.
> This means that using today's common asymmetric encryption methods of
> RSA/ECC to encrypt certain types of data on a public blockchain should
> not be considered secure. That encrypted data is available to everyone
> ... and it won't stay encrypted for all that long. This is especially a
> problem for identity-related information, which is often sensitive and
> has a long shelf life.

What alternatives would you suggest?

David Booth

Received on Wednesday, 18 May 2016 15:15:09 UTC