Crypto World Echo

Valkyrie amends Bitcoin Fund S-1 filing with enhanced custody and valuation rules

Valkyrie Investments refiled an amended Form S-1 with the Securities and Exchange Commission on Thursday for its Valkyrie Bitcoin Fund, adding more precise rules around custody, valuation, seed investments, and risks as the cryptocurrency investment vehicle awaits regulatory approval to trade on Nasdaq. The new filing updates the index used to value the fund’s Bitcoin from Lukka Prime to the CME CF Bitcoin Reference Rate – New York Variant, which calculates the reference rate as of 4 PM Eastern

What is Cloud Mining in Crypto and How Does it Work?

Cloud Mining is one of the mining strategies used to generate cryptocurrencies and earn profits in the crypto market. Well, it’s basically a shortcut for you to mine coins like Bitcoin without having to buy or maintain any mining hardware yourself.As you may already know, traditional crypto mining requires powerful and specialized computers, such as ASIC miners or high-end GPUs, to perform complex calculations that verify transactions and add new blocks to the blockchain. If you’re curious about

Robert Kiyosaki Warns Hyperinflation Will Crush the Unprepared While Bitcoin Emerges as Core Defense

Robert Kiyosaki warns the global economy is heading toward a crash driven by Federal Reserve rate cuts, rising inflation, and a weakening dollar, urging investors to prepare now by shifting into real assets and cryptocurrency. Kiyosaki Reinforces Bullish Stance on Bitcoin and Metals as Fed Policy Deepens Inflation Risk Robert Kiyosaki, author of the best-selling […]

Dubai Charities Begin Accepting Crypto Donations Under IACAD Initiative

Dubai’s Islamic Affairs and Charitable Activities Department has launched a new service enabling charities in the emirate to accept cryptocurrency and virtual asset donations. Establishing a Regulated Framework The Islamic Affairs and Charitable Activities Department (IACAD) has introduced a new service allowing charitable associations and institutions in the emirate to accept donations in cryptocurrency and […]

Coinbase Issues Direct Warning: ‘If You Try to Steal From Our Customers,’ Law Enforcement Will Close in

Coinbase sent a clear message to scammers, warning that anyone who tries to steal from its customers will face law enforcement action, as the company vows to track offenders, recover funds, and bring perpetrators to justice. Coinbase Sends a Direct Warning as It Works With Law Enforcement Against Those Stealing From Customers Crypto exchange Coinbase […]

XRP Price Struggles Near $1.95 as Whale Inflows Hint at Exit Liquidity

Since July 2025, the XRP price witnessed a steady downtrend, resonating within two converging trendlines of falling wedge…

Bitcoin Mining Stocks End Friday Strong as a Choppy Year-End Awaits

The market cap of bitcoin mining stocks climbed 9.43% on Friday, finishing the session with every one of the top ten publicly traded miners by market value in the green, including three names that logged double-digit advances. With just one week left on the 2025 calendar, nearly the entire mining cohort — save for two […]

Bitcoin Futures and Options Positioning Suggests a Measured Reset Ahead

Bitcoin hovered at $88,202 per coin at 2:30 p.m. EST on Dec. 20, as derivatives markets quietly shifted into a more cautious posture following the Dec. 19 options expiry. Futures leverage eased, options positioning has thickened, and traders appeared more interested in protection than bravado. BTC Derivatives Data Shows Traders Hedging, Not Chasing According to […]

Bitcoin’s inability to reclaim $90,000 exposes a deep structural fracture that could trap investors during the next unwind

Bitcoin’s inability to reclaim $90,000 is looking less like a debate about narratives and more like a test of market plumbing.For the better part of 2025, the surface story was institutional momentum. The US moved toward a workable regulatory perimeter, capped by President Donald Trump signing the GENIUS Act to federalize payment stablecoins.At the same time, spot Bitcoin ETFs normalized exposure within brokerage channels, and the broader crypto economy traded as if it had finally graduated into

Study Maps Data Centers in Hot Climates Across Asia, Africa, and the Middle East

A new global analysis finds that hundreds of the world’s data centers are operating in climates that are too hot for optimal performance, raising costs, energy demand, and long-term sustainability concerns. Nearly 7,000 Data Centers Sit Outside Optimal Temperature Range, Study Finds The report, published by Rest of the World and authored by Hazel Gandhi […]

Stablecoin Sector Stalls Near $310B as Big Names Swap Seats

Stablecoins caught their breath this week, with $823.09 million slipping out of the sector over the past seven days, nudging the total down by 0.27%. The heaviest hit came from Blackrock’s BUIDL, which logged a 6.22% trim and was bumped from the top ten stablecoins by market cap, landing at No. 12. A Few Stablecoins […]

XRP ETFs are booming, but a quiet $15 billion payment layer matters more than the price

Four XRP spot ETFs now trade in the US, with combined assets of $941.7 million as of Dec. 18. Grayscale's GXRP holds $148.1 million, Canary Capital's XRPC $373.6 million, Franklin Templeton's XRPZ $189 million, and Bitwise's XRP ETF $215.6 million.That stack grew from roughly $336 million at launch in November to current levels in under two months, front-loading a lot of excitement into a narrow window.XRP now runs two parallel stories: an ETF layer that has already captured regulated US demand,

Bitcoin’s Cycle Turns as Cryptoquant Flags Demand Slowdown

Bitcoin’s latest market phase looks less like a pause and more like a pivot, as Cryptoquant researchers say onchain demand exhaustion is now signaling the early stages of a bear market, according to a new analysis. Analysis Warns Bitcoin Demand Growth Is Now Below Trend Cryptoquant’s latest report argues that most of this cycle’s incremental […]

XRP ETFs see steady inflows as total assets hit $1.2B

<p>XRP ETFs' growth highlights potential for diversification in crypto investments, but market volatility and Bitcoin's dominance pose challenges.</p><p>The post <a href="https://cryptobriefing.com/xrp-etf-inflows-asset-growth/">XRP ETFs see steady inflows as total assets hit $1.2B</a> appeared first on <a href="https://cryptobriefing.com">Crypto Briefing</a>.</p>

Bitcoin ETF outflows look terrifying, but a hidden derivatives pattern proves the smart money isn’t actually fleeing

Bitcoin’s ETF data is doing that annoying thing where it looks terrifying if you only read the headline.Big chunks of ETF buyers are sitting on losses, and every red flow day gets framed as the start of a stampede.But if you look closely at the numbers, they tell a different story.Outflows are small relative to the pile of assets in the funds, and they keep landing at the same time futures and options positions shrink. That’s what you see when traders are closing structured bets, not when long-t

Bitcoin Consolidates Near $88K as Traders Strap in for a Technical Reckoning

Bitcoin’s price stands at $88,195 as of Dec. 20, 2025, giving the asset a market cap of $1.76 trillion while 24-hour trading volume registers at $37.07 billion. The session has respected a defined intraday band between $86,929 and $88,759, pointing to a market that is active but far from impulsive. In other words, bitcoin is [&#8230;]

Central Bank of Russia Acknowledges Bitcoin Mining as a Ruble Strengthening Activity

The Central Bank of Russia recently referred to the properties of bitcoin mining and how it could help strengthen the Russian ruble. Elvira Nabiullina, head of the institution, stated that it was still difficult to assess the contribution of the activity in this regard. Central Bank of Russia Regards Bitcoin Mining As An Aid to [&#8230;]

ECB Signals Digital Euro Readiness as Lagarde Calls It a Stability Anchor for Europe’s Financial System

Key Takeaways:The European Central Bank (ECB) says its technical work on the digital euro is largely complete, shifting the decision to EU lawmakers.ECB President Christine Lagarde frames the digital euro as a financial stability anchor, not a bid to compete or set global examples.The project gains urgency amid rising geopolitical risks, private stablecoins, and rapid changes in global payment systems.The European Central Bank has moved a step closer to introducing a digital euro, with President

$50M Vanishes in Seconds: Copy-Paste Wallet Error Triggers One of Crypto’s Costliest Address Scams

Key Takeaways:A crypto user lost nearly $50 million in USDT after copying a spoofed wallet address from transaction history.The attack used address poisoning, exploiting wallet interfaces that hide the middle of addresses.Funds were quickly swapped and routed through multiple wallets, with portions sent to Tornado Cash, limiting recovery options.A single copy-paste mistake has resulted in one of the most expensive user errors ever recorded on-chain. The incident highlights how simple interface h

Ethereum Foundation refocuses to security over speed – sets strict 128-bit rule for 2026

The zkEVM ecosystem spent a year sprinting on latency. Proving time for an Ethereum block collapsed from 16 minutes to 16 seconds, costs dropped 45-fold, and participating zkVMs now prove 99% of mainnet blocks in under 10 seconds on target hardware.The Ethereum Foundation (EF) declared victory on Dec. 18: real-time proving works. The performance bottlenecks are cleared. Now the real work starts, because speed without soundness is a liability, not an asset, and the math under many STARK-based zkE