Blockchain in retail: the past week at a glance – Coin Rivet

Bitcoin scammers compromise Tesco Twitter account

Tesco was left red faced this week as hackers took over its Twitter account to push a Bitcoin scam.

The retailer, which has almost 550,000 Twitter followers, announced it would give away free Bitcoins in return for investments. The hackers used Microsoft founder Bill Gates’s avatar and changed Tesco’s handle to ‘Billgatesmsc.’

“Bitcoin is on the rise again! One day, it will without doubt replace fiat currencies,” one tweet declared. “I’d like to give back to the community, therefore any Bitcoin you send to this address, I will send back double! Comment your BTC address below when done.”

The hackers failed to make off with any cash. It remains unclear as to how they managed to compromise the account. Tesco tweeted: “We are aware of some issues with our @Tesco account and are urgently resolving the situation. If you need to contact us in the meantime please visit https://www.tesco.com/help/contact/ for alternative ways to get in touch”.

Circle K adds Bitcoin ATMs to 20 convenience stores

US-based crypto venture DigitalMint has teamed with convenience store chain, Circle K, installing 20 Bitcoin ATMs across Arizona and Nevada as part of a pilot programme.

“We are thrilled to be partnering with a respected organisation like Circle K,” says Marc Grens, President and Co-Founder, DigitalMint. “This opens the door for massive expansion of Bitcoin access to new markets around the globe.”

Customers can buy up to $20,000 in Bitcoin per day. DigitalMint charges 12% of a transaction, although rate reductions are available. The Arizona ATMs are located in Phoenix, Mesa, Tempe, Tucson, Flagstaff, Surprise, Maricopa and Nevada ATMs in Las Vegas. DigitalMint says that the partnership makes it the largest Bitcoin ATM and PoS operator in
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