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31 Mar 2026, 22:35

Zcash Averts Catastrophic $6.5M Hack with Emergency Node Security Patch

BitcoinWorld Zcash Averts Catastrophic $6.5M Hack with Emergency Node Security Patch In a decisive security intervention, the Zcash development team has successfully patched a critical vulnerability in its node software, thwarting a potential theft of 25,424 ZEC valued at approximately $6.5 million. The emergency fix, released globally on Tuesday, addresses a flaw that could have allowed malicious actors to bypass proof verification for the legacy Sprout anonymous pool. This incident underscores the persistent security challenges facing privacy-focused cryptocurrencies and highlights the critical importance of proactive protocol maintenance. Zcash Vulnerability: Anatomy of a Near-Catastrophe The recently patched Zcash vulnerability presented a severe threat to network integrity. Specifically, the flaw existed within the node software’s validation logic for the Sprout shielded pool. Attackers could have exploited this weakness to create invalid transactions that nodes would incorrectly accept as valid. Consequently, a malicious miner could have minted counterfeit ZEC from the Sprout pool’s remaining funds. The Zcash Electric Coin Company (ECC) identified and classified the issue as critical, triggering an immediate coordinated disclosure and patch process. No evidence suggests any malicious exploitation occurred before the fix’s deployment. This event highlights a key tension in cryptocurrency development: balancing innovation with the maintenance of older systems. The Sprout protocol, Zcash’s original shielded transaction mechanism, was superseded by the more efficient Sapling upgrade in 2018. However, funds remain within the Sprout pool, necessitating ongoing security vigilance. The development team’s rapid response demonstrates a mature security posture, essential for maintaining user trust in a privacy-centric asset. The Technical Response: Version v6.12.0 The emergency patch, designated Zcash node version v6.12.0, contains the sole fix for this critical vulnerability. Node operators and mining pools were urged to upgrade immediately to maintain consensus and protect the network. The patch enforces strict adherence to the Sprout proof verification rules, eliminating the bypass path. This swift action prevented what could have been one of the most significant cryptographic exploits in the privacy coin sector. Understanding the Sprout Pool and Its Security Legacy To grasp the vulnerability’s significance, one must understand the Sprout pool’s role in Zcash’s history. Launched with the network in 2016, Sprout introduced zk-SNARKs to enable fully shielded transactions. This technology allowed users to send ZEC with strong cryptographic privacy. The subsequent Sapling upgrade in 2018 dramatically improved performance and user experience, leading to a migration of funds and development focus. Legacy System: Sprout is now a legacy protocol, but it still holds substantial value. Active Funds: Approximately $6.5 million in ZEC remained vulnerable within the pool. Security Maintenance: The incident proves that even deprecated code paths require rigorous, ongoing audits. The persistence of value in older cryptographic systems creates a unique attack surface. This Zcash security flaw serves as a stark reminder for all blockchain projects with iterative upgrades. Developers must allocate resources to audit and secure legacy components as diligently as they develop new features. Broader Impact on Cryptocurrency Security and Trust The successful mitigation of this Zcash node security issue carries implications beyond the immediate network. Firstly, it reinforces the value of responsible disclosure and coordinated bug fixes within open-source projects. The ECC’s handling of the situation likely prevented market panic and a loss of confidence in ZEC. Secondly, it draws attention to the security models of privacy-enhancing technologies (PETs). While PETs like zk-SNARKs offer strong user privacy, their complexity can introduce subtle bugs that are difficult to detect. Comparatively, the cryptocurrency industry has seen several major exploits stemming from verification flaws. However, the proactive discovery and patching of this bug before exploitation represents a positive trend. It shows that core development teams are maturing in their security protocols and incident response capabilities. The community’s response to the patch notice was notably swift, indicating a high level of operational awareness among node operators. Expert Analysis on Protocol Upgrades and Risk Security experts often warn about the “long tail” of legacy code in rapidly evolving software. In blockchain, where assets are directly tied to code, this risk is magnified. The Zcash incident exemplifies the “breakglass” scenario that protocol developers must prepare for. It validates the industry’s increasing investment in formal verification and specialized audit firms. Furthermore, the event may accelerate the development of more graceful deprecation and migration tools for shielded pools, reducing the future attack surface. Timeline and Response: A Model for Crisis Management The response to the Zcash vulnerability followed a textbook incident management protocol. Upon discovery, the ECC’s security team privately developed and tested the v6.12.0 patch. They then coordinated with major exchanges, mining pools, and infrastructure providers for a simultaneous upgrade. Public disclosure occurred only after the patch was available and key network participants were prepared. This minimized the window of risk and prevented opportunistic attacks. The entire process, from discovery to patch release, was executed with notable efficiency, setting a standard for the industry. Conclusion The patching of this critical Zcash vulnerability represents a significant victory for network security and proactive cryptocurrency stewardship. By preventing a potential $6.5 million hack, the development team has preserved asset integrity and user trust. This event powerfully illustrates the non-negotiable requirement for continuous security auditing, even for legacy system components. For the broader digital asset ecosystem, the Zcash team’s effective response provides a valuable case study in managing critical blockchain vulnerabilities with speed, precision, and transparency. FAQs Q1: What was the specific Zcash vulnerability that was fixed? The vulnerability was a flaw in the node software that could have allowed an attacker to bypass the zero-knowledge proof verification for transactions from the older Sprout shielded pool, potentially enabling the creation of counterfeit ZEC. Q2: Was any ZEC actually stolen due to this flaw? No. The Zcash development team discovered and patched the vulnerability before any malicious exploitation could occur. No funds were lost. Q3: What is the Sprout pool, and why was it vulnerable? The Sprout pool is Zcash’s original shielded transaction system, launched in 2016. It was superseded by the Sapling upgrade in 2018 but still held funds. As a legacy system, it remains part of the codebase and was the target of this specific verification bypass flaw. Q4: What should Zcash node operators or holders do now? Node operators must ensure they are running the patched version, v6.12.0 or later. General ZEC holders do not need to take action if they are not operating a node, but they should ensure their wallets are updated to software that relies on patched nodes. Q5: How does this affect the overall security perception of privacy coins like Zcash? While the flaw was serious, the rapid and effective response demonstrates strong security practices. The incident highlights the complex challenge of maintaining older cryptographic code but also shows that such risks can be managed successfully with vigilant development and prompt action. This post Zcash Averts Catastrophic $6.5M Hack with Emergency Node Security Patch first appeared on BitcoinWorld .

31 Mar 2026, 22:20

S&P Dow Jones Tokenizes US Treasury Index in a Monumental Shift for Institutional Finance

BitcoinWorld S&P Dow Jones Tokenizes US Treasury Index in a Monumental Shift for Institutional Finance In a landmark development for institutional finance, S&P Dow Jones Indices has tokenized its benchmark iBoxx U.S. Treasury indices on the Canton Network, a permissioned blockchain consortium backed by major financial institutions including Goldman Sachs. This strategic move, reported by Cointelegraph, represents a significant step in applying trusted financial benchmark data directly to a blockchain infrastructure, potentially streamlining access for global institutions. The project, developed in collaboration with digital asset data firm Kaiko, aims to provide seamless, real-time index data without traditional licensing complexities. This initiative arrives as the market for tokenized U.S. Treasuries surges to approximately $12.5 billion, establishing it as the dominant segment within the broader tokenized asset landscape. S&P Dow Jones Tokenizes US Treasury Index: The Core Innovation The core of this development lies in the tokenization of the iBoxx U.S. Treasury indices. These indices serve as critical benchmarks, tracking the performance of U.S. Treasury securities. Financial products worldwide reference them for pricing and valuation. Consequently, placing these indices on a blockchain creates a verifiable, immutable, and programmable source of truth. The Canton Network, designed specifically for institutional use, provides the necessary infrastructure. It offers privacy controls and regulatory compliance features that traditional public blockchains often lack. Therefore, institutions can now interact with this benchmark data in new, automated ways. This tokenization process involves creating digital representations, or tokens, that correspond to the index data and its constituent rules. Each token encapsulates specific data points and calculation methodologies. As a result, applications built on the Canton Network can directly consume this data. They can trigger smart contracts or update internal systems without manual intervention. This automation reduces operational friction and minimizes the risk of human error in data handling. The Role of the Canton Network and Kaiko The choice of the Canton Network is a deliberate and strategic one. Unlike open, permissionless networks, Canton operates as a “network of networks.” It connects separate blockchain applications, or subnets, while maintaining privacy between participants. Major financial entities like Goldman Sachs, Deloitte, and Microsoft support its development. This institutional backing provides a layer of trust and regulatory familiarity crucial for widespread adoption in traditional finance. Kaiko, the project’s data partner, brings specialized expertise in digital asset data aggregation. The firm ensures the tokenized indices reflect accurate, real-time market information. Kaiko’s systems source data from multiple trading venues. They then normalize and validate this data before it updates the on-chain indices. This partnership bridges the gap between traditional financial data provision and blockchain-native execution. Immediate Impacts on Institutional Workflows The immediate benefit for asset managers, banks, and fintech firms is streamlined data access. Traditionally, licensing benchmark data involves lengthy contracts and integration processes. The tokenized model on Canton could allow for programmatic, on-demand access. Institutions might pay for data usage directly through the network via microtransactions. This shift could democratize access to premium financial data for smaller firms. Furthermore, it enables the creation of new, innovative financial products that are natively digital and automatically compliant with index rules. Consider the process for a fund manager creating a product tied to the iBoxx index. Today, they must manually ensure their portfolio aligns with the index’s composition. With a tokenized index, smart contracts could automatically rebalance a tokenized portfolio. They would do this by referencing the on-chain index data in real-time. This automation increases efficiency and reduces costs significantly. The Booming Market for Tokenized U.S. Treasuries This move by S&P Dow Jones Indices directly serves a rapidly expanding market. Tokenized U.S. Treasuries represent debt obligations of the U.S. government issued in digital form on a blockchain. Major institutions like Franklin Templeton and BlackRock have launched their own tokenized money market funds holding these assets. The current valuation of this market segment stands at around $12.5 billion. It dwarfs other tokenized asset classes like real estate or private equity. The growth drivers for tokenized Treasuries are clear. They offer global, 24/7 settlement, enhanced transparency, and fractional ownership. For international investors, they provide a familiar, yield-bearing dollar asset with improved accessibility. The table below outlines key advantages of tokenized Treasuries versus traditional forms: Feature Tokenized U.S. Treasury Traditional U.S. Treasury Settlement Near-instant, 24/7 on blockchain T+1 or T+2, market hours only Transparency Immutable transaction ledger Opaque intermediary chains Access Global, programmable access Often restricted by geography/broker Fractionalization High divisibility (e.g., to 6 decimals) Limited, typically whole bonds/notes By tokenizing the indices that track these assets, S&P Dow Jones provides the essential pricing and valuation layer. This action legitimizes the entire tokenized Treasury ecosystem. It gives institutional investors a trusted benchmark to measure performance. Broader Implications for Financial Data and Benchmarking The tokenization of a major financial index sets a powerful precedent. Other index providers like MSCI or FTSE Russell may now explore similar paths. The entire model of financial data distribution could undergo a fundamental change. Data becomes a dynamic, interactive asset rather than a static feed. This evolution aligns with broader trends in decentralized finance (DeFi), where oracle networks like Chainlink already bring off-chain data on-chain. However, the S&P Dow Jones initiative is notable for its provenance. It comes directly from the established, regulated source of the data itself. This development also raises important considerations for regulators. How will authorities like the SEC view these tokenized benchmarks? They will likely scrutinize them for market manipulation and data integrity. The use of a permissioned network like Canton, with known participants, may ease some regulatory concerns. It provides more control than a fully public ledger. The Future Roadmap and Potential Challenges The next logical steps involve product development. Financial engineers will build derivatives, structured products, and ETFs that reference these on-chain indices. The integration with traditional trading and risk management systems remains a technical hurdle. Large institutions operate on legacy infrastructure. Bridging blockchain data to these systems requires secure and reliable middleware. Furthermore, the legal enforceability of smart contracts based on this data is still being tested in various jurisdictions. Despite these challenges, the momentum is undeniable. The collaboration between a venerable index provider, a specialized data firm, and an institutional blockchain network signals deep, practical progress. It moves beyond theoretical discussions into live, operational infrastructure. Conclusion The decision by S&P Dow Jones Indices to tokenize its US Treasury index on the Canton Network marks a pivotal moment in the convergence of traditional finance and blockchain technology. It directly addresses the needs of the fast-growing $12.5 billion tokenized Treasury market by providing a trusted, programmable benchmark. This innovation promises to reduce licensing complexity, enable real-time data automation, and foster new financial products. While integration and regulatory challenges persist, this move by a leading financial data authority provides a clear signal. The institutional adoption of blockchain is accelerating, moving from pilot projects to core infrastructure that supports the world’s most critical financial benchmarks. FAQs Q1: What does it mean to “tokenize” a financial index? Tokenizing a financial index involves creating a digital representation (a token) on a blockchain that contains the index’s data, rules, and calculation methodology. This allows the index to be read and used automatically by smart contracts and other blockchain applications without manual data feeds. Q2: Why is the Canton Network specifically used for this project? The Canton Network is a permissioned blockchain designed for institutional use. It offers privacy between participants, regulatory compliance features, and is backed by major financial firms like Goldman Sachs. This makes it more suitable for handling sensitive benchmark data than public, permissionless blockchains. Q3: How does this benefit an asset manager or financial institution? It streamlines access to critical benchmark data, potentially reducing licensing overhead. More importantly, it allows for automation: portfolios can be automatically rebalanced, and derivatives can be settled in real-time based on the on-chain index value, increasing efficiency and reducing operational risk. Q4: How large is the market for tokenized U.S. Treasuries? The market for tokenized U.S. Treasury products is currently valued at approximately $12.5 billion, making it the largest segment of the tokenized real-world asset (RWA) market by a significant margin. Q5: Does this mean the index value is now stored on a blockchain instead of S&P’s servers? The canonical, official index value and methodology are now represented and accessible on the blockchain in addition to traditional channels. The blockchain version is a verifiable, tamper-resistant copy that applications can use directly, but S&P Dow Jones Indices remains the authoritative source and publisher of the data. This post S&P Dow Jones Tokenizes US Treasury Index in a Monumental Shift for Institutional Finance first appeared on BitcoinWorld .

31 Mar 2026, 21:30

Ripple Founder Pivots $1 Billion From XRP Fortune Into New Investment

Jed McCaleb, the founder of Ripple and Stellar (XLM), has announced plans to redirect a whopping $1 billion from his XRP fortune into a new investment outside the cryptocurrency space. The crypto founder and Silicon Valley billionaire is now turning his focus toward Artificial General Intelligence (AGI), aiming to build an AI system based on the human brain. Ripple Founder To Invest $1 Billion Into AI Research In an interview with Forbes, McCaleb disclosed plans to allocate approximately $1 billion from his estimated $3.9 billion in XRP holdings to fund efforts focused on AGI. The move comes after he previously dropped $1 billion to build a private space station in 2025. Related Reading: XRP Expert Says The Moment Has Finally Come, Here’s What He Means The new investment is expected to come through the Astera Institute, a non-profit research organization based in California that McCaleb founded. Recently, the institute has increased its focus on neuroscience-inspired approaches to AI development. As a result, in addition to the $1 billion allocation for the core AGI project, McCaleb stated that he will pledge another $600 million specifically toward neuroscience research. The Ripple founder shared his ambitious goal of studying the human brain as a model for building more capable, potentially safer artificial intelligence systems. He noted that researchers at the Astera Institute intend to use brain-computer interfaces to record neural activity patterns in mice as they perform everyday tasks, such as navigating mazes. They would then record and use these biological data and insights to design completely new AI systems that go beyond today’s popular transformer models. In the interview, McCaleb expressed skepticism about current mainstream AI methods. He pointed out that while transformers, a type of AI model, are good at making predictions, they struggle with long-term planning, decision-making, and self-driven goals. He believes using a brain-inspired framework could create an AI system that is easier for humans to understand and control. Interestingly, McCaleb described his time in cryptocurrency as “a big detour” from his deeper interest in AI. He explained that he had always wanted to work in artificial intelligence but only found the opportunity after stepping back from the cryptocurrency industry. He expressed strong belief in his ambitions, declaring that “AI is going to be the most transformative thing that humans ever create.” Although he remains a pivotal figure in Ripple’s history, McCaleb left the company and sold all his XRP by 2022. A Quick Dive Into McCaleb’s Role In Ripple and XRP McCaleb initially entered the crypto industry as a programmer with previous experience running the now-defunct Mt. Gox, one of the earliest major Bitcoin exchanges. In 2011, he began developing the Ripple protocol and later recruited key figures like former Ripple CTO David Schwartz. Related Reading: XRP Global Distribution Shows The Major Holders And What It’s Being Used For In 2022, McCaleb co-founded OpenCoin, which later became Ripple Labs, now Ripple. He founded the company alongside Chris Larsen and served as CTO while contributing to the development of the XRP Ledger (XRPL). Following XRPL’s launch, McCaleb and other early co-founders each received personal stakes worth approximately 9 billion XRP, around 9% of the total supply. This allocation contributed significantly to his personal wealth today. Featured image from Freepik, chart from Tradingview.com

31 Mar 2026, 21:30

$54M Crypto Hack Nets Maryland Man 30-Year Charge

Federal prosecutors say a Maryland man who stole more than $54 million from a crypto exchange blew a significant portion of the money on Pokémon cards, antique Roman coins, and a scrap of fabric from the Wright brothers’ plane. A Hacker With An Unusual Shopping List Jonathan Spalletta surrendered to authorities Monday after the US Attorney’s Office for the Southern District of New York unsealed an indictment against him. Agents who searched his home found the collectibles. The items were seized. Spalletta now faces up to 30 years in prison if convicted on all charges — one count of computer fraud and one count of money laundering. The case centers on two separate attacks against Uranium Finance, a now-defunct crypto exchange that operated on the BNB blockchain. Both hacks happened in April 2021, just weeks apart, and together they wiped out tens of millions of dollars in user funds. The platform never recovered. “Stealing from a crypto exchange is stealing – the claim that ‘crypto is different’ does not chang that,’” said U.S. Attorney Jay Clayton. “For the victims, there is nothing different about having your money taken.” https://t.co/jSaPJ0F5LR pic.twitter.com/TbQ1mLfOYp — US Attorney SDNY (@SDNYnews) March 30, 2026 The first attack, on April 8, was relatively minor by crypto-crime standards. A bad actor exploited a smart contract flaw and walked away with $1.4 million. The two sides eventually reached a private agreement, and all but $386,000 was returned. Then, 20 days later, Spalletta allegedly came back for more. The Second Strike Killed The Platform The April 28 attack was on another level. According to prosecutors, Spalletta exploited a coding error in Uranium Finance’s withdrawal system, hitting 26 separate liquidity pools in a single sweep. He made off with $53.3 million in Bitcoin, Ether, and the platform’s own U92 token. The exchange shut down shortly after. Victims were left with little information and no recourse. Uranium Finance had launched just days before the first hack, during the 2021 bull market. It was built as a fork of Uniswap, a well-known automated trading protocol. The platform never got a chance to grow. By the end of April, it was gone. Federal investigators worked the case for years behind the scenes. In early 2025, authorities recovered $31 million in cryptocurrency tied to the hack but offered no public explanation at the time. Monday’s indictment filled in the details. US Attorney Draws A Hard Line On Crypto Theft US Attorney Jay Clayton made clear his office views crypto theft the same as any other financial crime. “Stealing from a crypto exchange is stealing,” Clayton said. “For the victims, there is nothing different about having your money taken.” He added that Spalletta caused real losses for real people and is now under real arrest. Spalletta appeared before US Magistrate Ona Wang on Monday to formally hear the charges. Data from the broader crypto industry puts the 2021 hack in context — bad actors stole an estimated $2.6 billion through various exploits that year alone. The biggest was a $610 million breach of the Poly Network, though the hacker in that case eventually returned the funds. The Uranium Finance victims have waited nearly five years for answers. Monday’s indictment was a start. Featured image from Unsplash, chart from TradingView

31 Mar 2026, 20:48

SHIB Price Prediction: Burn Rate Hits March Low While Half of Supply Is Wiped Out

Shiba Inu's daily burn rate has collapsed to near zero as March closes. On March 31, only 906.4 SHIB tokens were burned, one of the lowest single-day totals recorded this month. The sharp decline marks a striking contrast to earlier peaks and raises fresh questions about burn momentum heading into April. Despite the slowdown, a notable milestone has been reached. Half of the circulating SHIB supply has now been permanently removed from circulation. The achievement reflects the long-term cumulative impact of the community's burn efforts, even as short-term activity fades. March Burn Activity: Two Peaks, A Sharp Decline March's burn chart tells a clear story. Two significant spikes defined the month. The first occurred on February 28, when 84,094,174 SHIB were burned. The second came on March 15, with 54,693,900 SHIB removed from circulation. Activity fell steadily after mid-month. On March 25, the community burned 15,911,451 SHIB. Six days later, that figure had dropped to just 906.4 SHIB, a near-total collapse in daily burn volume. The Shiba Inu burn tracker portal, which recently underwent a design refresh, no longer displays percentage changes in daily burn rates. This makes it harder to contextualize daily shifts at a glance. Still, the raw numbers confirm the trend: burn participation has weakened sharply as March ends. The reasons behind this drop remain unclear. No official explanation has been issued by the SHIB core team. Community-driven burns are inherently volatile. They depend on third-party platforms, user participation, and token transaction activity, all of which can fluctuate without warning. Shibarium Enters Stabilization Phase After Backend Overhaul Separately, the Shibarium blockchain has been undergoing its own period of transition. The X account @Shibizens, associated with the Shibarium development team, confirmed that the network has entered what it describes as a ”clean stabilization phase.” The update followed a major infrastructure upgrade and a full backend reindexing process. Such procedures are technically intensive. They require the system to rebuild its transaction history and synchronize data across the network, a process that temporarily affects performance metrics. The effects are visible in the numbers. Over the 48 hours preceding the update, Shibarium mainnet recorded approximately 1,230 transactions per day. That figure represents a steep drop from the March 26 peak of 10,940 daily transactions.

31 Mar 2026, 20:07

Google Flags Growing Quantum Threat To Bitcoin And Ethereum As Billions In Crypto Face Future Risk

A new report from Google is putting a spotlight on something the crypto space has talked about for years, but never really had to confront head-on: the impact of quantum computing on blockchain security. In its latest findings, Google Quantum AI estimates that about 6.9 million Bitcoin could one day be exposed to quantum attacks. That’s not an immediate risk, but it’s big enough to start raising serious questions about long-term security. Google has sounded the quantum alarm Today, they released groundbreaking progress towards breaking crypto using a quantum computer. TLDR – Existing cryptography is dead. Mempool attacks are real. We must migrate to post-quantum now. Thread pic.twitter.com/PQoS72kJfp — Project Eleven (@projecteleven) March 31, 2026 For now, nothing changes for users. But the report makes it clear that this isn’t just a far-off theory anymore, it’s something developers and institutions may need to start planning for. Old Bitcoin Wallets Pose The Biggest Risk Not all Bitcoin is equally exposed. The report points to around 1.7 million BTC sitting in older wallet formats known as Pay-to-Public-Key (P2PK). These were used in Bitcoin’s early days, when transactions revealed public keys directly on-chain. That design choice now creates a problem. Those public keys are permanently visible, which means a future quantum attacker wouldn’t need to wait for any new activity, they already have the data they need. Some of these coins are believed to belong to Satoshi Nakamoto, Bitcoin’s mysterious creator. They’ve remained untouched for years, becoming part of crypto lore. But in a quantum scenario, their inactivity could actually make them easier targets. It’s a strange twist, what once represented security through dormancy could eventually turn into a vulnerability. A Future Attack Could Happen Silently One of the more unsettling takeaways from the paper is how quietly these attacks could happen. Unlike traditional crypto hacks, which usually involve phishing or compromised exchanges, a quantum attack wouldn’t need any visible trigger. If a public key is already exposed, an attacker could theoretically derive the private key directly, no transaction required. That means funds could be accessed without warning. No suspicious movement beforehand, no signal for the owner to react. Researchers estimate that a powerful enough quantum machine could calculate a Bitcoin private key in about nine minutes. That’s just under the network’s average 10-minute block time, which makes the idea feel less abstract and more technically plausible, just not yet achievable. A Multibillion-Dollar Target Emerges The scale of what’s at stake is hard to ignore. The report describes these vulnerable coins as a “fixed, multibillion-dollar target,” sitting out in the open on the blockchain. They can’t be hidden or moved without exposing more data. They’re simply there, visible to anyone, including future attackers. Because of that, the paper floats an unusual idea: governments may need to step in at some point. One suggestion is a framework for “digital salvage,” where long-dormant, vulnerable coins could be treated like abandoned treasure. The thinking is to prevent bad actors from getting there first. It’s a controversial concept, but it shows just how seriously researchers are taking the issue. Ethereum Faces Faster And Broader Exposure While Bitcoin’s risk is mostly tied to older wallets, Ethereum could face a broader challenge. According to the same research, a sufficiently advanced quantum computer could potentially compromise Ethereum’s top 1,000 wallets in under nine days. Together, those accounts hold around 20.5 million ETH. The difference comes down to design. On Ethereum, a user’s public key becomes visible as soon as they make their first transaction, and it stays exposed permanently. That means a much larger share of the network could be at risk in a quantum future, not just early adopters or inactive wallets. Smart Contracts And Network Security At Risk The concerns don’t stop at individual wallets. The report also points to deeper vulnerabilities within Ethereum’s system. One major issue is smart contract admin keys. These control massive amounts of value, including over $200 billion in stablecoins and tokenized assets. If those keys were ever compromised, the fallout could spread quickly across the ecosystem. There’s also the question of Ethereum’s Proof-of-Stake system, which relies on BLS signatures. These aren’t designed to withstand quantum attacks, meaning a powerful enough system could interfere with how the network confirms transactions. In other words, the risk isn’t just about stolen funds, it could affect the integrity of the blockchain itself. A Race Toward Quantum-Resistant Solutions There is, at least, some progress on the horizon. The Ethereum Foundation is already exploring post-quantum cryptography, looking for ways to upgrade the network before the threat becomes real. That early start could make a difference. Transitioning to quantum-resistant systems won’t be easy, but planning ahead gives Ethereum a better shot at handling it smoothly. Bitcoin may have a tougher path. Its slower, more conservative approach to upgrades has helped it stay stable over the years, but it could also make rapid changes more difficult if the need arises. For now, both networks remain safe. Quantum computers capable of pulling this off don’t exist yet. But the direction is clear, and the gap between theory and reality may not stay as wide as it once seemed. Disclosure: This is not trading or investment advice. Always do your research before buying any cryptocurrency or investing in any services. 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