# Encryption的所有文章

在 HTX 新聞中心流覽與「Encryption」相關的最新資訊與深度分析。潘蓋市場趨勢、專案動態、技術進展及監管政策，提供權威的加密行業洞察。

From Theory to Countdown: Google Sounds the Blockchain Quantum Resistance Alarm with Zero-Knowledge Proofs

An article discusses the significant threat quantum computing poses to blockchain and classical encryption systems, triggered by Google's recent research. By optimizing Shor's algorithm, Google reduced the logical qubits required to break 256-bit elliptic curve encryption from around 6,000 to just 1,200—slashing computational costs by 20 times. This advancement sets a potential countdown, with Google estimating 2029 as the deadline for upgrading to quantum-resistant cryptography. Both Bitcoin and Ethereum face severe risks. About 25-35% of Bitcoin addresses have exposed public keys, making them vulnerable to attacks, especially during transaction processing. Ethereum’s design exposes public keys upon first use, jeopardizing its entire network if signatures aren’t updated. Historical blockchain data remains permanently available for future quantum attacks. The solution lies in adopting post-quantum cryptography (PQC). Ethereum is already implementing account abstraction and PQC-based signatures, leveraging its upgradeable architecture. Bitcoin is considering BIP-360 to introduce quantum-resistant algorithms like FALCON or CRYSTALS-Dilithium, though consensus may delay action. Notably, Google used zero-knowledge proofs to disclose this threat responsibly, aiming to prevent panic. Collaboration with Ethereum Foundation researchers suggests抗量子 (quantum resistance) could become a major narrative, aligning with crypto’s cryptographic roots.

marsbit5 小時前

From Theory to Countdown: Google Sounds the Blockchain Quantum Resistance Alarm with Zero-Knowledge Proofs

marsbit5 小時前

XChat Is Here: Musk's Super App Plan Is Reshaping the Encrypted Social Landscape

Elon Musk’s X (formerly Twitter) is launching XChat, an encrypted communication tool supporting text, file sharing, and voice/video calls, on April 17. This move is part of a broader strategy to transform X into a global super-app similar to WeChat, integrating social, payment, and financial services. XChat aims to address Twitter’s historical weakness in private messaging and relationship-building, shifting from a public square to a closed-loop ecosystem. By retaining user relationships within X, the platform can enhance engagement and pave the way for commercial and financial activities. Encrypted messaging is not just a privacy feature but a foundational layer for trust, enabling future payment integrations. X may explore traditional payment systems, stablecoins, or even direct Bitcoin transactions. This could significantly impact the crypto industry by introducing mainstream users to encrypted payments and SocialFi concepts. While XChat may boost adoption and attract attention to crypto narratives, it also poses a threat to existing Web3 social projects that lack scale. Infrastructure projects like wallets and stablecoins may benefit, but consumer-facing decentralized social platforms could face intense competition from X’s vast user base. In summary, XChat represents a structural shift toward integrating social, informational, and financial flows, positioning X as a key player in the future of encrypted communications and digital payments.

marsbit昨天 12:46

XChat Is Here: Musk's Super App Plan Is Reshaping the Encrypted Social Landscape

marsbit昨天 12:46

How to Protect Your Digital Assets? A 15-Step Checklist from an OpenAI Co-founder

In the era of advanced AI, cybersecurity is no longer optional but a necessity. As AI tools like Anthropic's Mythos enable highly sophisticated and automated attacks, personal digital security requires proactive measures. OpenAI co-founder Andrej Karpathy’s 15-step "digital hygiene" checklist offers a foundational guide to self-protection: 1. Use a password manager to generate unique passwords. 2. Enable hardware security keys (e.g., YubiKey) for 2FA. 3. Use biometric authentication (Face ID, fingerprint). 4. Treat security questions as passwords—use random answers. 5. Encrypt disks (FileVault/BitLocker). 6. Reduce smart home devices to minimize attack surfaces. 7. Use Signal for encrypted messaging with auto-delete. 8. Switch to privacy-focused browsers like Brave. 9. Use independent search engines (e.g., Brave Search). 10. Employ virtual credit cards (e.g., Privacy.com) for online payments. 11. Use virtual mailing addresses to protect physical location. 12. Avoid clicking email links; manually type URLs. 13. Use VPNs (e.g., Mullvad) on untrusted networks. 14. Enable DNS-level ad/tracker blocking (e.g., NextDNS). 15. Monitor network activity with tools like Little Snitch. With AI-powered threats likely to become widely available soon, implementing these steps now is critical to safeguarding digital assets.

marsbit04/12 06:08

How to Protect Your Digital Assets? A 15-Step Checklist from an OpenAI Co-founder

marsbit04/12 06:08

Grayscale Highlights Bitcoin’s Resilience as Community Prepares for Quantum Era

Grayscale's head of research, Zach Pandl, argues that Bitcoin's primary challenge in the quantum era is not technological but social. While a recent Google study raised concerns about quantum computers potentially breaking Bitcoin's encryption, Pandl highlights that Bitcoin's UTXO model, proof-of-work consensus, and lack of native smart contracts make it less vulnerable than other cryptocurrencies. The real issue lies in the community's ability to reach consensus on how to handle the estimated 1.7 million BTC in early, quantum-vulnerable addresses—including those possibly belonging to Satoshi Nakamoto. Potential solutions include burning those coins, limiting spending from risky addresses, or taking no action. This echoes past divisive debates, like the one surrounding Bitcoin Ordinals, underscoring the difficulty of achieving community agreement.

TheNewsCrypto04/07 12:26

Grayscale Highlights Bitcoin’s Resilience as Community Prepares for Quantum Era

TheNewsCrypto04/07 12:26

Advancements in Quantum Technology: An Opportunity for the Encryption Industry

Quantum computing advancements, particularly Google's research, are accelerating the timeline for practical quantum applications, posing a near-term threat to cryptocurrency encryption. Estimates suggest quantum systems with as few as 10,000 to 260,000 qubits could break Bitcoin’s elliptic curve encryption—far fewer than previously thought—potentially exposing vulnerabilities by 2029. Risks include rapid private key extraction during transactions and threats to Ethereum’s DeFi and tokenized assets worth ~$100 billion. While theoretical, these risks are driving market action: quantum-resistant tokens and protocols have surged up to 50%, indicating investors are pricing in defensive infrastructure early. Mainstream crypto prices remain stable, reflecting confidence that upgrades, not collapse, will address the threat. The industry must transition to post-quantum cryptography, leveraging existing solutions like zero-knowledge proofs. Blockchain’s adaptability—through forks and protocol upgrades—offers a structural advantage. Quantum computing challenge is thus a forced opportunity: winners will be those embedding quantum resistance into governance and technology design before threats fully materialize.

marsbit04/03 07:31

Advancements in Quantum Technology: An Opportunity for the Encryption Industry

marsbit04/03 07:31

Is crypto security at risk? Google warns of 20x faster quantum threat

Google's research indicates quantum computing advances could threaten cryptocurrency security by breaking widely used encryption standards. The report warns cryptographically relevant quantum computers (CRQCs) with approximately 1,200-1,450 logical qubits could potentially break 256-bit elliptic curve encryption in minutes. This capability might compromise Bitcoin private keys in under nine minutes and expose up to 1,000 Ethereum wallets in roughly nine days, with an estimated 6.7 million Bitcoin addresses currently vulnerable. Google emphasizes a 20-fold reduction in required physical qubits, accelerating the quantum threat timeline. In response, Google advocates transitioning to post-quantum cryptographic standards by 2029, though implementation requires coordinated upgrades and policy changes. Failure to adapt may lead to exploitation risks and market instability. Asian countries show the highest search interest in post-quantum cryptography solutions.

ambcrypto03/31 16:03

Is crypto security at risk? Google warns of 20x faster quantum threat

ambcrypto03/31 16:03

Hong Kong expands police powers to access encrypted devices, raising privacy concerns for crypto users

Hong Kong has expanded police powers under the National Security Law, criminalizing the refusal to provide passwords or assist in decrypting personal electronic devices. The rules, effective March 23, apply to residents, visitors, and transit passengers at Hong Kong International Airport. Authorities can now access, seize, and retain devices deemed relevant to national security investigations. This raises significant privacy concerns, particularly for crypto users who store sensitive financial data or access digital asset accounts on their devices. The policy highlights growing tensions between law enforcement and digital privacy.

ambcrypto03/26 20:02

Hong Kong expands police powers to access encrypted devices, raising privacy concerns for crypto users

ambcrypto03/26 20:02

Aster Chain Launch: Defining a New Era for Onchain Privacy and Transparency

Aster, a privacy-focused trading ecosystem backed by YZi Labs, has officially launched its Layer 1 blockchain, Aster Chain Mainnet. Designed to address the "transparency trap" in DeFi, it provides institutional-grade privacy and centralized exchange (CEX)-level performance for traders. The platform eliminates "position hunting"—where traders exploit visible onchain data to force liquidations—by making privacy the default, not an opt-in feature. Aster integrates encryption directly into its execution layer using a ZK-verifiable encrypted architecture and stealth address mechanisms, ensuring that trading activity and wallet identities remain untraceable. It also allows selective disclosure for compliance and sharing via "Viewer Pass" links. The chain achieves over 100,000 TPS with 50ms block times and no gas fees, matching CEX speeds while supporting self-custody and decentralization. The mainnet launch begins a phased expansion, including a staking program for early supporters. Aster aims to combine CEX efficiency with DEX principles, offering perpetual and spot trading across multiple asset classes.

TheNewsCrypto03/17 13:58

Aster Chain Launch: Defining a New Era for Onchain Privacy and Transparency

TheNewsCrypto03/17 13:58

Aster Chain Officially Launches: Defining a New Era of On-Chain Privacy and Transparency

Aster Chain Mainnet Launches: Defining a New Era of On-Chain Privacy and Transparency Supported by YZi Labs, Aster Chain, a privacy-focused trading ecosystem, has officially launched its mainnet. This Layer 1 blockchain is designed to break the "transparency trap" of modern decentralized finance by offering institutional-grade privacy protection and performance comparable to centralized exchanges for global traders. Aster addresses the critical issue of "position hunting," where public on-chain data is exploited to force liquidations, by embedding privacy at the execution layer. Its core thesis is that privacy is a fundamental right, not an optional feature. The network utilizes a zero-knowledge verifiable encryption architecture with stealth addresses to ensure wallet and trading activity remain unlinkable and untraceable by default. Users can opt for selective disclosure via "Viewer Passes" to share data with specific parties. Crucially, this privacy is achieved with zero performance compromise, boasting over 100,000 TPS, a 50ms median block time, and no gas fees. The platform merges the sub-second finality and high-leverage experience of a CEX with the core principles of a DEX: self-custody, verifiability, and permissionless access. With its mainnet live, Aster is initiating a staking program and inviting developers to build on its ecosystem.

marsbit03/17 13:52

Aster Chain Officially Launches: Defining a New Era of On-Chain Privacy and Transparency

marsbit03/17 13:52

Bitcoin Faces A New Quantum Era As Giant Computing Facility Breaks Ground

CoinShares estimates that only around 10,230 Bitcoin (worth approximately $730 million) are currently vulnerable to a quantum computing attack, representing a small fraction of circulating supply. This assessment comes as PsiQuantum constructs a large-scale quantum computing facility in Chicago, designed to operate a 1 million-qubit machine—theoretically capable of breaking Bitcoin’s encryption. However, experts emphasize that raw qubit count alone is insufficient; error rates and stability are critical. A genuine quantum threat to Bitcoin is still considered at least a decade away. Meanwhile, developers are exploring post-quantum cryptographic solutions, though implementation could take years. PsiQuantum has stated it does not intend to target Bitcoin.

bitcoinist03/07 11:02

Bitcoin Faces A New Quantum Era As Giant Computing Facility Breaks Ground