Monday, October 16, 2017

High memory use decoding JPEG2000 with cornerstone

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Some users have reported higher than expected memory use in cornerstone when decoding JPEG2000.  This is a known issue and unfortunately the...
5 comments:
Thursday, March 16, 2017

Team NucleusHealth's GitHub stats for our ONC Blockchain code-a-thon project

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The NucleusHealth team created an immense amount of highly complex security code in a very short time period for the ONC Blockchain code-a-t...
2 comments:
Tuesday, March 7, 2017

Applying blockchain to healthcare - part 10 (wallets)

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In prior blog posts, we explored how cryptographic key pairs are used by ethereum.  You may recall that a private key is a random number, th...
9 comments:
Monday, March 6, 2017

Applying blockchain to healthcare - part 9 (access control)

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In my last blog post, we explored how ethereum accounts and digital signatures are used to implement a new form of identity and trust.  In a...
8 comments:
Sunday, March 5, 2017

Applying blockchain to healthcare - part 8 (accounts)

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Ethereum utilizes public key cryptography  to secure the blockchain.  Public key cryptography uses a pair of keys: a private key which is k...
7 comments:
Saturday, March 4, 2017

Applying blockchain to healthcare - part 7 (filters)

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In my last post, I showed how events could be added to the Patient smart contract so external systems can be notified when it has changed.  ...
6 comments:
Wednesday, March 1, 2017

Applying blockchain to healthcare - part 6 (events)

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In my last post, I added validation logic to the Patient smart contract.  In this post, I want to add an event that is fired every time the ...
7 comments: