Walmart + Bank of America Patents. Bitcoin Gold completely vulnerable. Diamonds on the blockchain. - Weekly Recap 28 May

in #bitcoin7 years ago

Walmart has filed a patent for a blockchain based marketplace.

Bank of America has been awarded a patent for a system of managing security and access in permissioned blockchains.

Altcoin ‘Bitcoin Gold’ which forked from Bitcoin back in November has been victim of a malicious double spend attack.

An interesting perspective on how you should be valuing and measuring the returns of your altcoin holdings.

Signet Jewelers, the world’s largest retailer of diamond jewelry, has joined Tracr, the diamond blockchain program being developed by De Beers Group. The project aims to ensure that the gems are not illegal “conflict diamonds”.

American Express will use the Hyperledger blockchain to revamp its rewards program.

Russian bank Sberbank CIB and the NRD, which is part of the Moscow Stock Exchange Group, will pilot the country’s first official Initial Coin Offering (ICO) using the Bank of Russia’s regulatory sandbox.

Sort:  

Congratulations! This post has been upvoted from the communal account, @minnowsupport, by Cryptsheets from the Minnow Support Project. It's a witness project run by aggroed, ausbitbank, teamsteem, theprophet0, someguy123, neoxian, followbtcnews, and netuoso. The goal is to help Steemit grow by supporting Minnows. Please find us at the Peace, Abundance, and Liberty Network (PALnet) Discord Channel. It's a completely public and open space to all members of the Steemit community who voluntarily choose to be there.

If you would like to delegate to the Minnow Support Project you can do so by clicking on the following links: 50SP, 100SP, 250SP, 500SP, 1000SP, 5000SP.
Be sure to leave at least 50SP undelegated on your account.

Congratulations @cryptsheets! You have completed some achievement on Steemit and have been rewarded with new badge(s) :

Award for the number of upvotes received

Click on any badge to view your Board of Honor.
For more information about SteemitBoard, click here

If you no longer want to receive notifications, reply to this comment with the word STOP

Do not miss the last announcement from @steemitboard!

Do you like SteemitBoard's project? Vote for its witness and get one more award!