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Solved: How do I fix OpenSea “Unknown Ethereum address” authentication error

Problem Symptom I keep seeing a red bar with error “Unknown Ethereum address” after login OpenSea. The account page showing error 404. When I click on wallet, I noticed a weird ETH address that is different from my Coinbase account. Some users reported the same error when trying to sell NFT even after logging out …

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Cryptocurrency, Blockchain, and Fintech News Headlines Update on February 23, 2021

Coinbase Invest $1.5 Billion in Bitcoins for Tesla on the First Week of February, according to sources from The Block. “We hope these kinds of deals will be a watershed moment for the crypto economy, and look forward to helping more companies diversify their cryptocurrency capital allocation strategies,” said Brett Tejpole, head of institutional sales …

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Blockchain Security

Typically, blockchain security refers to various activities and technology on a blockchain network that makes it difficult for hackers to attack the network. With growing concerns about online transactions’ safety, blockchain technology has brought a new twist to online transactions. Ranging from advanced security features to data safety, blockchain technology is undoubtedly one of the …

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Cryptocurrency, Blockchain, and Fintech News Headlines Update on January 25, 2021

EU may impose commission on cryptocurrency transactions. A petition was filed by lawyer Jonathan Levy, submitted to the European Parliament, proposes to charge a small amount of commission on cryptocurrency transactions, which will fill the support fund for victims of cryptocurrency fraud. Blockstack relaunches and rebrands into Stacks 2.0 mainnet to bring smart contracts and …

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Cryptocurrency, Blockchain, and Fintech News Headlines Update on January 18, 2021

Global BTC Regulation? European Central Bank (ECB) President Christine Lagarde called for global regulation of bitcoin on Wednesday, January 13, Reuters reported. Gemini Considers IPO. Tyler and Cameron Winklevoss, who founded the exchange in 2013, is now considering the possibility of the Gemini cryptocurrency exchange to enter the stock market as one of the options …

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Cryptocurrency, Blockchain, and Fintech News Headlines Update on December 24, 2020

Curve Finance announces to launch liquidity pool for switching between the Stasis Euro (EURS) stablecoin and a synthetic euro, sEUR, on the Synthetix derivatives platform, as a secondary currency option to promote alternative fiat euro stablecoins in DeFi, allows European and Asian users to avoid U.S. dollar exposure. EUR pool ( $EURS / $SEUR ) …

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Cryptocurrency, Blockchain, and Fintech News Headlines Update on December 17, 2020

The hacker managed to install a compromised version of MetaMask that tricked Hugh Karp into signing a transaction that redirected 370,000 NXM (Nexus Mutual) tokens to an attacker-controlled address, worth $8.2 million as of press time, around 6% of all tokens. At 9:40am this morning @HughKarp‘s personal address was attacked and drained by a member …

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Cryptocurrency, Blockchain, and Fintech News Headlines Update on December 10, 2020

DeFi protocol Aave recently releases V2, the second version of the lending platform with unwinding positions is much easier, collateral can be swapped on the fly, and adding further potential to the sector. Read more at: The Aave Protocol V2 AAVE Protocol Whitepaper V2.0 IOHK reveal several ideas tied to Project Catalyst. The first Project …

Read More about Cryptocurrency, Blockchain, and Fintech News Headlines Update on December 10, 2020

Cryptocurrency, Blockchain and Fintech News Headlines Update on November 29, 2020

Hong Kong Exchanges and Clearing (HKEX) will launch a new settlement platform called Synapse in 2022 to help international investors settle mainland Chinese trades according to China’s settlement requirements. Synapse will standardise and streamline settlement workflows for international investors when they trade mainland shares listed in Shanghai or Shenzhen through the two stock connect schemes …

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Cryptocurrency, Blockchain and Fintech News Headlines Update on November 08, 2020

PayPal CEO Dan Shulman highlighted Paypal intends to adopt more digital currencies in the future, writes The Block. #PayPal #Cryptocurrencies #Bitcoin #finance #news iExec RLC now listed on Crypto.com. iExec RLC is now listed on the https://t.co/vCNztABJoG App 🔔 Buy and sell $RLC at true cost with no fees! Bank transfer & credit card supported. …

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Cryptocurrency, Blockchain and Fintech News Headlines Update on October 26, 2020

PayPal is looking to acquire BitGo, which helps investors store digital assets securely. Meltem Demirors, the chief security officer of CoinShares, has predicted that PayPal will seek to launch a stablecoin “in the next six to 12 months.” This would be a sting in the tail for Facebook, given how PayPal left its embattled Libra …

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Cryptocurrency, Blockchain and Fintech News Headlines Update on October 19, 2020

The U.S. already has a “safe and active dynamic domestic payment system,” and will not be issuing a digital dollar until the Federal Reserve resolves all questions around a potential central bank digital currency (CBDC), Fed’s chairman, Jerome Powell speaking at a Monday panel on cross-border payments hosted by the International Monetary Fund. The price …

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Cryptocurrency, Blockchain and Fintech News Headlines Update on October 09, 2020

The price of Bitcoin (BTC) slumped to $10,500 in the first week of October and has recovered above $11,000 surging by nearly 6.5% since Oct. 2. Crypto traders believe $10,500 remains the most critical level for Bitcoin for numerous reasons in both the ongoing cycle and previous price cycles. SBI Holdings is planning to run …

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