Rosemina J.

Rosemina is a blockchain researcher specializing in payment systems and DeFi. She discovered decentralized finance during DeFi Summer and has been deeply immersed in the space ever since. As a contributor to CoinRock, she shares her in-depth research on the latest trends, innovations, and challenges in blockchain payments and DeFi, helping readers navigate the decentralized finance landscape.

Jack Dorsey Warns Bitcoin Risks Irrelevance Without Payment Use

Market News

Twitter founder and Block Inc. CEO Jack Dorsey has cautioned that Bitcoin could fail if it continues down the path of being viewed solely as a store of value or “digital gold.” While Bitcoin has long been touted as a hedge against traditional markets, its high volatility and tendency to move in sync with equities

Jack Dorsey Warns Bitcoin Risks Irrelevance Without Payment Use

Pump.fun Restores Livestream for 5% of Users

Market News

Alon Cohen, co-founder of the Solana-based memecoin launchpad Pump.fun, is set to bring back live streaming on the platform — five months after suspending the feature due to repeated incidents involving harmful content. In an April 4 post on X, Cohen announced that livestreaming had returned for just 5% of users, emphasizing that the feature

Pump.fun Restores Livestream for 5% of Users

Billionaire Investor Expects Trump to Delay Tariffs

Market News

Crypto-friendly billionaire Bill Ackman believes U.S. President Donald Trump may hit the brakes on his sweeping new tariffs. In a statement shared just two days before the next round of tariffs are scheduled to take effect, Ackman warned that rushing the policy could risk tipping the economy into a severe recession. Ackman, founder of Pershing

Billionaire Investor Expects Trump to Delay Tariffs

Kiyosaki Warns of Market Crash, Advocates Buying Bitcoin

Market News

The man behind Rich Dad Poor Dad is back with another dire warning—this time, he says the stock market crash he predicted more than two decades ago has finally landed. Robert Kiyosaki, bestselling author and financial educator, posted a message on X declaring that the long-anticipated collapse of traditional markets is underway. And for his

Kiyosaki Warns of Market Crash, Advocates Buying Bitcoin

Brazilian Court Authorizes Crypto Seizure for Debt Repayment

Market News

Brazilian judges have been authorized to seize cryptocurrency assets from debtors who owe money and are behind on their payments, signaling a growing recognition that digital assets can be both a form of payment and a store of value. According to local media reports, the Third Panel of Brazil’s Superior Court of Justice (STJ) unanimously

Brazilian Court Authorizes Crypto Seizure for Debt Repayment

First Digital Redeems $26M, Denies Insolvency Claims

Market News

Stablecoin issuer First Digital has redeemed nearly $26 million worth of FDUSD stablecoins following a short-lived depegging event triggered by allegations of insolvency made by Tron founder Justin Sun. On April 2, First Digital’s FDUSD fell as low as $0.87, far below its intended 1:1 U.S. dollar peg, after Sun publicly accused the firm of

First Digital Redeems $26M, Denies Insolvency Claims

Coinbase Files with CFTC to Launch XRP Futures

Market News

Coinbase Institutional has taken a major step toward expanding its crypto derivatives offerings by filing with the U.S. Commodity Futures Trading Commission (CFTC) to self-certify XRP futures contracts through its affiliate, Coinbase Derivatives. Pending final compliance review, the contracts are expected to launch on April 21, 2025. The move signals Coinbase’s push to make XRP

Coinbase Files with CFTC to Launch XRP Futures

Binance Founder CZ Advises Kyrgyzstan on Blockchain Development

Market News

Former Binance CEO Changpeng “CZ” Zhao has signed a Memorandum of Understanding (MoU) with Kyrgyzstan’s National Investment Agency (NIA), agreeing to provide the Central Asian nation with guidance on blockchain development, crypto regulation, and digital asset infrastructure. The announcement was shared on April 3 by Kyrgyzstan President Sadyr Zhaparov, who praised the partnership as a

Binance Founder CZ Advises Kyrgyzstan on Blockchain Development

Hackers Sell Counterfeit Phones Preloaded with Crypto-Stealing Malware

Market News

Cybercriminals are distributing counterfeit Android smartphones embedded with powerful malware designed to steal cryptocurrency and sensitive data, according to a new warning from cybersecurity firm Kaspersky. In an April 1 statement, Kaspersky revealed that thousands of fake Android devices have been sold online at discount prices—loaded with a preinstalled version of the Triada Trojan, a

Hackers Sell Counterfeit Phones Preloaded with Crypto-Stealing Malware

DTCC Launches Blockchain Platform for Tokenized Collateral

Market News

The Depository Trust & Clearing Corporation (DTCC), a key pillar of global financial market infrastructure, has launched a new blockchain-based platform to transform how collateral is managed and moved across financial institutions. Announced on Wednesday via a company blog post, the initiative called AppChain, will be publicly demoed on April 23 at the DTCC’s “Great

DTCC Launches Blockchain Platform for Tokenized Collateral

Fidelity Launches Crypto IRAs with Minimal Fees

Market News

Fidelity Investments, one of the world’s largest financial institutions with $5.9 trillion in assets under management, has launched a suite of crypto-enabled retirement accounts that offer U.S. investors a way to gain exposure to digital assets with low fees and institutional-grade security. The company now offers three types of Individual Retirement Accounts (IRAs) through its

Fidelity Launches Crypto IRAs with Minimal Fees

Crypto Miner Backs Flared Gas Bill

Market News

Texas Senator Ted Cruz has introduced a new bill aimed at incentivizing Bitcoin miners to use flared natural gas, a byproduct of oil extraction often wasted—to power mining operations. The legislation, titled the Facilitate Lower Atmospheric Released Emissions (FLARE) Act, is designed to curb emissions while bolstering Texas’ status as a crypto mining hub. The

Crypto Miner Backs Flared Gas Bill

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