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Bitcoin Must Prepare Now for Quantum Threat, Says Adam Back

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Bitcoin’s defense against a future of quantum threats is moving from theoretical caution to concrete planning, according to Adam Back, the CEO of Blockstream and a veteran figure in the Bitcoin space. Speaking at Paris Blockchain Week, Back urged the ecosystem to begin building quantum-resistant options now, even as the current threat remains largely in the realm of long-term speculation.

Back argued that quantum computing has a long way to go before posing a real, practical danger to Bitcoin’s cryptography. “Quantum computing still has a lot to prove. Current systems are essentially lab experiments. I’ve followed the field for over 25 years, and progress has been incremental,” he said. Yet, he emphasized that Bitcoin should prepare with a cautious, staged approach—favoring optional upgrades that enable a migration to quantum-resistant cryptography if and when needed.

While many in the industry still view the threat as decades away, the discussion has intensified as researchers reexamine how quickly quantum capabilities could evolve. The conversation sits alongside ongoing debates about how to safeguard wallets and networks should quantum computers become capable of breaking current cryptographic protections. Back’s remarks come with a broader push across the industry to consider a measured, upgrade-ready path rather than waiting for a crisis to force change.

Back’s stance on readiness is complemented by his ongoing work at Blockstream, which has a dedicated quantum-focused team investigating potential threat vectors to Bitcoin. As part of that research, Back highlighted efforts to deploy hash-based signatures on Blockstream’s Bitcoin layer-2 Liquid Network, describing it as a practical step toward resilience while preserving compatibility with existing Bitcoin users.

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Preparation is key. Making changes in a controlled way is far safer than reacting in a crisis.

He also noted that the Taproot upgrade could accommodate alternative signature schemes on the Bitcoin network without disrupting current users, suggesting a pathway for gradual adoption rather than disruptive overhauls.

Key takeaways

  • Quantum risk is not imminent in the eyes of all observers, but proactive preparedness is gaining ground. Back reiterates a decades-long horizon, yet urges a structured upgrade plan rather than waiting for a crisis.
  • Concrete steps are being explored at the protocol and layer-2 level, including hash-based signatures on Liquid and potential signature-scheme diversification under Taproot, to diversify risk without breaking existing wallets.
  • Analysts and researchers are racing to quantify risk, with recent comments tying the pace of quantum advancement to broader industry readiness. The conversation weighs the balance between early action and avoiding unnecessary disruption.
  • The discussion around how to treat quantum-vulnerable coins has sparked heated debate within the community, highlighting tensions between safety measures and user rights in governance decisions.
  • Developers acknowledge the possibility that, if quantum capabilities materialize sooner than expected, the Bitcoin community would act quickly to adapt, drawing on past experience where urgent bug fixes spurred rapid consensus.

Quantum risk and Bitcoin’s evolving blueprint

The quantum threat has reemerged in public discourse as researchers revisit the speed at which cryptographic protections could be undermined. Last month, Google and California Institute of Technology researchers suggested that functional quantum computers could arrive sooner than previously anticipated and that far less computational power might be required to break cryptography than once thought. Google even raised the prospect that quantum machines could potentially break Bitcoin’s cryptography within minutes, enabling an “on-spend” attack if wallets were exposed to quantum-enabled fraud.

In response, Back signaled that Bitcoin developers would pivot quickly if the risk materialized. “We’ve seen that before — bugs have been identified and fixed within hours. When something becomes urgent, it focuses attention and drives consensus,” he said. This sentiment underscores a broader industry pattern: readiness is valuable not because a threat is immediate, but because it concentrates efforts and accelerates cooperative problem-solving.

Beyond the research community, the discussion has a practical roadmap dimension. At the protocol level, Taproot’s design is seen as offering flexibility for introducing alternative cryptographic schemes without forcing a hard fork or disrupting current users. On the layer-2 front, Liquid Network has begun to test hash-based signatures to diversify post-quantum risk vectors without removing the option for existing Bitcoin transactions to operate as they do today.

Contested ideas: freezing quantum-vulnerable coins

The quantum risk debate recently intensified with a proposal from Bitcoin developer Jameson Lopp and five other security researchers to freeze quantum-vulnerable Bitcoin — including holdings associated with Satoshi Nakamoto’s estimated stash — to prevent theft once quantum computers become functional. The proposal, known as BIP-361, aims to preemptively shield funds by halting transferability of coins deemed at risk from quantum exploitation.

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Reaction within the community was swift and critical. Critics described the idea as authoritarian and confiscatory, arguing it would amount to stealing property to avert potential future losses. Others voiced concern that such a mechanism could set dangerous precedents for governance over personal holdings, complicating trust and property rights within a decentralized system. Supporters, however, contended that a well-designed framework could avert catastrophic losses should quantum-era theft become feasible, highlighting the trade-off between security and autonomy.

The broader takeaway is that even technical debates on upgrading cryptographic primitives can quickly unfold into governance questions. As the community weighs options—ranging from soft-fork migrations to controlled asset freezes—participants emphasize the need for transparent, consensus-driven processes that align with Bitcoin’s long-term security goals.

What lies ahead for investors and builders

The unfolding discussions around quantum preparedness carry practical implications for miners, developers, and users alike. For investors, the cadence of progress toward quantum-resilient primitives can affect risk management and discount rates applied to long-horizon cash flows tied to network security. For developers, the emphasis on optional upgrades suggests a preference for modular, non-disruptive paths that preserve user experience while expanding the cryptographic toolkit. For users, the core message is that upgrades should be deployable in a manner that minimizes the need to resecure funds or alter behavior dramatically.

Market participants are watching whether Bitcoin’s governance mechanism can reach broad agreement on a path that balances resilience with decentralization. As Back and others advocate, the most robust strategy may be to embed migration options within existing constructs, allowing the network to evolve gradually without forcing abrupt changes on holders who may be unaffected by early-stage testing.

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Looking ahead, the key questions are clear: How quickly will quantum research translate into practical defense mechanisms? Will Taproot’s flexibility prove sufficient for a seamless upgrade path, or will new cryptographic approaches require more substantial protocol changes? And how will the community reconcile urgent risk mitigation with the core ethos of permissionless innovation?

Readers should keep an eye on progress in post-quantum cryptography research, ongoing experiments on Layer-2 solutions, and any governance milestones that define how and when Bitcoin could adopt quantum-resistant technologies. While the threat remains uncertain in its timing, the consensus-building process around upgrades is already shaping the next phase of Bitcoin’s security architecture.

Risk & affiliate notice: Crypto assets are volatile and capital is at risk. This article may contain affiliate links. Read full disclosure

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Palantir (PLTR) Stock Eyes Major FAA Air Traffic AI Contract With 47% Analyst Upside

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PLTR Stock Card

Key Highlights

  • Palantir is competing alongside Thales and Air Space Intelligence for a major FAA contract to develop AI-driven air traffic control technology.
  • Congress has allocated $12.5 billion to the FAA’s modernization effort, though the agency projects it will need approximately $20 billion in additional funding.
  • The proposed AI system aims to mitigate airspace congestion and provide early warnings when aircraft proximity becomes concerning.
  • On April 10, Wedbush reaffirmed its Outperform stance on PLTR with a $230 price target, dismissing concerns about competition from Anthropic.
  • Among 32 Wall Street analysts tracking PLTR, 63% maintain Buy recommendations, with consensus price targets suggesting upside potential exceeding 47%.

The Federal Aviation Administration is undertaking what could become the most significant technological transformation in American aviation infrastructure, and Palantir Technologies is positioning itself as a key player.

A Bloomberg report citing an individual with knowledge of the situation reveals that the FAA has selected Palantir Technologies (PLTR), Thales (THLLY), and Air Space Intelligence as finalists competing to secure a contract for developing next-generation AI-based air traffic control capabilities.

This initiative represents a critical component of the agency’s ambitious plan to upgrade America’s outdated air traffic infrastructure, which has struggled under increasing flight demand and decades of delayed technological improvements.


PLTR Stock Card
Palantir Technologies Inc., PLTR

Congressional appropriations have provided the FAA with $12.5 billion toward this modernization campaign. However, agency projections indicate an additional $20 billion will be required to fully execute the transformation.

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This substantial financing shortfall amplifies the urgency for implementing innovative, cost-effective technological solutions.

The AI-powered platform under development would deliver multiple operational capabilities. Among the anticipated features: identifying scheduling conflicts when excessive departure or arrival sequences create bottlenecks, enabling air traffic controllers to preemptively address congestion issues.

Additionally, the system would monitor aircraft separation distances and issue alerts when planes venture dangerously close to one another — a critical safety enhancement that could provide controllers with valuable additional response time during high-stress scenarios.

Wedbush Maintains Confidence

Wedbush Securities reiterated its Outperform rating on PLTR on April 10, holding firm at a $230 price target. The investment firm expressed continued optimism regarding Palantir despite market speculation that rivals such as Anthropic might capture market share.

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Anthropic has experienced remarkable expansion — its annualized recurring revenue surged from $9 billion to $30 billion since early 2026. Nevertheless, Wedbush maintains that this competitive momentum hasn’t negatively impacted Palantir’s position.

The firm highlighted Palantir’s proprietary AIP platform and its sophisticated data integration capabilities as strategic differentiators that competitors find challenging to duplicate. Wedbush characterized the company as a frontrunner driving the AI transformation rather than a vulnerable target within it.

Analyst Sentiment Overview

Wall Street sentiment toward PLTR remains predominantly optimistic. Among the 32 analysts providing coverage, 63% have issued Buy recommendations.

Consensus price projections indicate potential appreciation exceeding 47% from present trading levels.

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According to TipRanks analysis, a Moderate Buy rating emerges from recent analyst activity spanning the last three months: 14 Buy ratings, five Hold ratings, and two Sell ratings. The collective average price target from these analysts stands at $194.06.

PLTR stock was trading 2.54% higher at the time of this report.

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Stablecoins Behave Like FX Markets as Liquidity Splits: Eco CEO

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Stablecoins Behave Like FX Markets as Liquidity Splits: Eco CEO

Stablecoins behave like a fragmented foreign exchange market, where liquidity is spread across blockchains and pools, creating price differences and uneven access to dollar liquidity.

Moving stablecoins looks simple on the surface. But under the hood, it’s often a multi-step transaction routed across chains and pools.

“It’s a very special case of a foreign exchange market onchain, and that leads to bad user experience, with unexpected slippage, transaction reversion and unfamiliar information when moving your dollar from point A to point B,” Ryne Saxe, CEO at stablecoin infrastructure company Eco, told Cointelegraph.

Stablecoins now have a market capitalization above $320 billion, led by Tether’s USDt (USDT) and Circle’s USDC (USDC). 

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But as institutions and large traders enter the market, moving large sums of stablecoins becomes harder to execute cleanly.

Stablecoins have continued to grow despite bearish crypto market sentiment. Source: DefiLlama

Stablecoins aren’t as fungible as they seem

A stablecoin may be pegged to the dollar — or other fiat currencies — but it does not trade as a unified asset, with liquidity split across issuers, blockchains and decentralized finance (DeFi) venues, each with its own depth, pricing and access conditions.

“Stablecoins, between them, aren’t very fungible,” said Saxe. “The different profiles between those markets mean pricing and moving stablecoins seamlessly and efficiently across them is actually a hard problem that people take for granted.”

In practice, a dollar stablecoin on one chain may not be equivalent to the same asset elsewhere. Differences in collateral backing, market access and liquidity depth create pricing gaps that widen with size or in thinner markets.

Those differences are typically negligible in liquid markets and for smaller transactions. But as trades get larger, the gaps become bigger.

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“The more major DeFi markets focus on stablecoins, the more chains focus on stablecoins, the more stablecoin assets there are, the more fragmented,” Saxe said. “People think these are just dollars, but they’re actually not.”

In a March report, payments startup Borderless found that pricing divergence in stablecoins depends largely on where liquidity is sourced.

USDC and USDT trade at near-identical prices in most corridors, with 91% of pairs within 10 basis points. Source: Borderless

Related: Instant settlement strains crypto’s capital efficiency: Ethan Buchman

The report collected hourly buy and sell rates throughout February across 66 stablecoin-to-fiat corridors — or conversion routes such as USDC to Mexican pesos — covering 33 currencies and seven blockchains. The data showed that USDC and USDT traded almost identically in most cases.

Larger differences emerged at the provider level, where pricing gaps in the same corridor could exceed hundreds of basis points, making execution quality dependent on access to liquidity and routing across venues.

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Stablecoins become harder to move at size

As stablecoins currently stand, their market structure resembles foreign exchange, where dollar proxies circulate across disconnected markets, according to Saxe. That becomes more visible in larger stablecoin movements across chains.

Stablecoins have become a centerpiece for institutions moving into digital assets, used for trading, cross-border payments and onchain treasury management. Firms rely on them to move capital between venues, settle trades and access yield opportunities across DeFi markets.

Some banks have begun issuing their own stablecoins, such as Societe Generale’s euro-backed token. Source: Societe Generale

Related: Why yen stablecoins are key to Japan’s crypto ambitions

Unlike retail users, institutions often move tens of millions of dollars at a time, where execution needs to be fast, predictable and efficient.

“If liquidity is spread out, trying to sell $10 million of one stablecoin and buy $10 million of another in a single step will move the market,” Saxe said. “What usually needs to happen is breaking that transaction into multiple branches, which may route differently and converge at the destination.”

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In such cases, fragmentation becomes a constraint. Instead of drawing from a single pool of dollar liquidity, institutions must navigate multiple chains, issuers and venues, each with different liquidity conditions. Moving size can shift prices, require splitting trades and introduce uncertainty into execution.

“Right now, they don’t have the risk management, trust and infrastructure that they need to move or hold a lot of stablecoins at size onchain by default,” Saxe said.

Stablecoins need infrastructure, not more supply

Companies are starting to build infrastructure to address those gaps, but they are doing so from different assumptions about what the problem actually is.

Circle is treating stablecoins as the foundation of a new FX system, where multiple currencies, liquidity providers and settlement layers are connected through shared infrastructure. Meanwhile, Eco focuses on routing and execution, aggregating liquidity across fragmented markets.

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Both approaches point to the issue of stablecoins existing across multiple chains or issuers, but the liquidity behind them is distributed and uneven. Moving funds requires interacting with that fragmented liquidity, which introduces pricing differences, routing complexity and execution risk. 

“Fragmentation creates more spread between prices, meaning worse execution in many cases. To solve that, you need to read across markets, see the full liquidity picture, even if it’s fragmented, and route across it,” Saxe said.

For institutions, that complexity directly limits how much capital can move onchain. As Saxe explained, stablecoin flows need to become far more predictable before institutions have the risk management and trust required to move or hold large amounts onchain.

Magazine: Will the CLARITY Act be good — or bad — for DeFi?

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