- From: David Booth <david@dbooth.org>
- Date: Wed, 18 May 2016 11:14:41 -0400
- To: Dave Longley <dlongley@digitalbazaar.com>, Timothy Holborn <timothy.holborn@gmail.com>, W3C Credentials Community Group <public-credentials@w3.org>
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] >> https://bitcoinmagazine.com/articles/bitcoin-is-not-quantum-safe-and-how-we-can-fix-1375242150 >> > > 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