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cryptocurrency security Flash News List | Blockchain.News
Flash News List

List of Flash News about cryptocurrency security

Time Details
2025-07-07
19:04
Quantum Computing's 'Q-Day' Threat: Is Your Bitcoin (BTC) and Ethereum (ETH) Portfolio Facing Annihilation?

According to Eric Balchunas, the advent of quantum computing, or 'Q-Day,' presents a catastrophic and immediate threat to the entire cryptocurrency market, including Bitcoin (BTC) and Ethereum (ETH). The core risk stems from 'Harvest Now, Decrypt Later' attacks, where, as IBM Quantum's Vice President Jay Gambetta warns, nation-states are already collecting encrypted data to be broken by future quantum computers. This risk is so significant that BlackRock, in its Bitcoin ETF filing, cited quantum advances as a critical threat that could 'undermine the viability' of current cryptographic standards. Researchers estimate that 4 million Bitcoin, or 25% of the usable supply, are vulnerable. For Ethereum, co-founder Vitalik Buterin has already proposed emergency hard-forks, which could lead to prolonged network downtime. While some predict Q-Day is 5-7 years away, a Reuters report cites Tilo Kunz of Quantum Defen5e suggesting it could be as early as 2025. The article concludes that for traders and investors, the only path forward is an urgent migration to post-quantum cryptography, as existing digital assets without such security could become worthless.

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2025-07-06
10:24
DOJ's $225M Crypto Seizure Signals a Major Crackdown on Pig Butchering Scams, Aims to Boost Investor Confidence

According to @FoxNews, the U.S. Department of Justice's recent move to seize $225 million in cryptocurrency linked to 'pig butchering' scams is a significant 'tone-setting case' designed to protect victims and recover stolen funds. Phil Selden, a former acting U.S. Attorney, stated that the DOJ is acting proactively to seize the assets even before making arrests, sending a clear message that crypto crime impacting American citizens will be aggressively pursued. Selden emphasized that these are not victimless crimes, citing the collapse of Heartland Tri-State Bank after its CEO was scammed. This decisive law enforcement action is intended to show victims that their losses are taken seriously and that the DOJ is working to enhance security in the digital asset space, which could foster greater long-term investor confidence and market stability.

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2025-07-05
13:48
Bitcoin (BTC) Price Tumbles Over 4% Below $104K Amid Israel-Iran Conflict; Nobitex Exchange Hack Adds to Market Jitters

According to @FoxNews, Bitcoin (BTC) has experienced a significant downturn, falling over 4% to a price of $103,900 following reports of Israeli military strikes inside Iran. The source indicates this geopolitical escalation has triggered a classic risk-off market reaction, with U.S. stock index futures declining approximately 1.5% while safe-haven assets like gold and oil surged. Gold added about 0.75% to reach $3,428 per ounce, and crude oil soared 9% to $74 per barrel, as cited in the report. Adding to the market's anxiety, a pro-Israel hacker group named Gonjeshke Darande released the full source code of the Iranian crypto exchange Nobitex. This action followed a major exploit where the group claimed to have sent over $90 million in tokens from Bitcoin, EVM, Ripple, and other networks to burner addresses, heightening concerns about cryptocurrency security and its intersection with international conflicts.

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2025-07-04
06:56
Quantum Threat Looms Over Bitcoin (BTC) and Ethereum (ETH) as Experts Warn of 'Q-Day' Apocalypse; Buterin Calls for True Decentralization

According to @CryptoMichNL, the cryptocurrency market faces an imminent and severe threat from quantum computing, termed 'Q-Day,' which could render current encryption methods obsolete. Experts from IBM Quantum and Quantum Defen5e warn that nation-states are already engaging in 'Harvest Now, Decrypt Later' attacks, collecting encrypted data to break with future quantum computers, with some suggesting Q-Day could arrive as soon as 2025. This poses a significant risk to major assets like Bitcoin (BTC) and Ethereum (ETH), with researchers warning that 4 million BTC are vulnerable and BlackRock adding quantum risk to its Bitcoin ETF filing. Ethereum co-founder Vitalik Buterin has proposed emergency hard-fork solutions for ETH, while also separately cautioning that the ecosystem is at an inflection point where decentralization must become a concrete user guarantee rather than a mere catchphrase, highlighting risks in many Layer-2 and DeFi projects. In other developments, the Botanix Bitcoin Layer-2 mainnet and the XRP Ledger EVM sidechain have both gone live, aiming to enhance the utility and DeFi capabilities of their respective ecosystems.

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2025-07-04
04:04
Quantum Computing Threat: Is Your Bitcoin (BTC) and Ethereum (ETH) Portfolio Facing a Digital Apocalypse?

According to @EmberCN, the threat of quantum computing to cryptocurrency is not a distant problem but a current crisis due to 'Harvest Now, Decrypt Later' attacks, where encrypted data is being stolen today for future decryption. This poses a significant risk to traders, as BlackRock highlighted quantum computing as a critical risk in its Bitcoin ETF filing, warning it could 'undermine the viability' of cryptographic algorithms. Researchers estimate that 4 million Bitcoin (BTC), or 25% of the usable supply, could be stolen once quantum computers are powerful enough. Ethereum (ETH) is also highly vulnerable, with co-founder Vitalik Buterin proposing emergency hard-forks that could lead to extended network downtime. A Reuters report suggests 'Q-Day,' when quantum computers can break current encryption, could arrive as soon as 2025. The transition to post-quantum cryptography is essential but could cause massive disruptions, with one study suggesting 75 days of downtime for Bitcoin. This long-term existential threat could render non-quantum-resistant digital assets worthless, a critical factor for any crypto investment strategy.

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2025-06-23
15:34
CoinMarketCap Exploit Triggers Phishing Pop-Up: Impact on Crypto Market and ETH, SOL Prices

According to blockchain security firm Coinspect Security and CoinMarketCap’s official statement, hackers exploited a vulnerability in CoinMarketCap’s front-end, using a manipulated doodle image to inject malicious JavaScript that triggered wallet phishing pop-ups. This incident, though contained quickly, highlights ongoing risks facing crypto traders, especially those interacting with leading price data platforms. Despite the breach, major cryptocurrencies like ETH (up 3.55% at $2284.86, source: current market data) and SOL (up 3.81% at $135, source: current market data) continued to see strong trading volumes, suggesting limited immediate market impact. Traders are advised to remain cautious of phishing attempts, particularly during periods of heightened market activity. CoinMarketCap has implemented comprehensive security measures to mitigate further risk (source: CoinMarketCap social media, Coinspect Security).

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2025-06-21
17:09
MIT Study Links Heavy Crypto Use to Memory Impairment: Impact on Trading Decisions and Security

According to Milk Road (@MilkRoadDaily), MIT researchers have found that heavy cryptocurrency use can impair memory and disrupt brain learning circuits, as reported on June 21, 2025. This research highlights a potential risk for frequent crypto traders, who may be more prone to forgetting critical security information such as seed phrases, increasing vulnerability to scams and trading errors (source: MIT via Milk Road). For active traders, this underscores the importance of secure management tools and regular cognitive breaks to protect assets and maintain trading performance.

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2025-06-20
23:06
$HAI Hacked: Major Security Breach Triggers Price Crash and Volatility in Crypto Market

According to PeckShieldAlert, $HAI has experienced a significant security breach, resulting in an immediate and sharp price crash. The hack has led to heightened volatility and increased trading activity, with investors reacting swiftly to the news. This event underscores the ongoing risks of smart contract vulnerabilities in the cryptocurrency sector and is likely to impact broader market sentiment, particularly among altcoins with similar market profiles (Source: PeckShieldAlert, June 20, 2025).

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2025-06-19
16:00
16 Billion Passwords Leaked: Crypto Security Risks Surge as PearPass Promises Local, Open-Source Protection

According to Paolo Ardoino (@paoloardoino), a massive leak has exposed 16 billion passwords due to cloud vulnerabilities, highlighting increased security risks for cryptocurrency traders and exchanges. Ardoino announced the upcoming launch of PearPass, a fully local, open-source password manager that eliminates cloud and server dependencies, aiming to prevent future breaches. Crypto users are advised to review their security protocols, as such large-scale leaks can lead to targeted phishing attacks and wallet compromises, directly impacting trading safety and asset protection (Source: Paolo Ardoino on Twitter, June 19, 2025).

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2025-06-16
21:21
Anthropic Publishes New AI Sabotage Evaluation Set: Implications for Crypto Market Security

According to @AnthropicAI, Anthropic has released a new set of complex evaluations aimed at testing AI models for sabotage and sabotage-monitoring capabilities, reflecting the increasing agentic abilities of advanced AI systems (source: AnthropicAI Twitter, June 16, 2025). This development is highly relevant for the cryptocurrency market, where AI-driven trading bots and smart contracts could be vulnerable to sophisticated sabotage tactics. Traders should closely monitor advancements in AI risk assessment as these tools could impact the integrity and security of crypto trading platforms, potentially affecting price stability and investor confidence.

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2025-06-12
09:54
Bitrue Hack Analysis: Hacker Trades 16.34M DAI for ETH and Launders via Tornado Cash – Real-time Crypto Market Impact (ETH, DAI)

According to @Bitget_zh, the Bitrue exchange hacker has recently used 16.34 million DAI to purchase ETH and is actively laundering funds through Tornado Cash. The DAI originated from selling 4,207 ETH at $3,885 in March 2024, which itself came from the $23 million multi-token hack at Bitrue in April 2023. The hacker’s recent moves—converting DAI back to ETH and funneling it through Tornado Cash—demonstrate sophisticated trading and money-laundering strategies. This incident increases market volatility for both ETH and DAI, with possible negative sentiment and increased scrutiny on privacy protocols and centralized exchanges. Traders should watch for on-chain movements related to these addresses for short-term liquidity risks and price fluctuations. (Source: @Bitget_zh, Debank.com)

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2025-06-04
16:46
Balajis Highlights the 'Verification Gap' in AI Creation: Implications for Crypto Market Security and Trust

According to @karpathy referencing @balajis, the concept of the 'verification gap' explores the two modes of creation in artificial intelligence, inspired by GAN (Generative Adversarial Networks) terminology: generation and discrimination. This distinction is key for understanding how AI-generated content can be produced and then validated, which is increasingly relevant for the cryptocurrency market as tokenized assets and smart contracts depend on reliable verification mechanisms. Enhanced AI verification can bolster crypto security and reduce risks of fraud, as noted by @balajis in his original post. Traders should monitor advancements in AI verification tools, as they directly impact trust, compliance, and the integrity of blockchain transactions (source: @karpathy via Twitter, June 4, 2025).

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2025-06-01
23:23
Trump Executive Order on Antisemitism: Impact on Crypto Market Regulation and Security (2025 Analysis)

According to The White House (@WhiteHouse), President Donald J. Trump signed an Executive Order to Combat Antisemitism during his first weeks in office, emphasizing strict prosecution of threats and violence against American Jews (source: The White House, June 1, 2025). For crypto traders, this order signals a potential tightening of federal oversight on hate-related activities, which could lead to increased scrutiny on cryptocurrency transactions linked to illegal or extremist funding. Heightened regulatory attention may prompt exchanges and blockchain analytics firms to implement advanced compliance tools, impacting privacy coins and increasing trading costs for coins with less transparent histories. Traders should monitor regulatory updates and compliance requirements that may affect token listings and exchange risk profiles.

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2025-05-30
19:12
FBI Investigates AI Scam Attempts Impersonating White House Officials: Crypto Market Security Risks

According to Fox News, the FBI is investigating attempts by malicious actors to impersonate White House Chief of Staff Susie Wiles using advanced AI technology, raising concerns over a surge in AI-driven scam attempts targeting high-profile individuals. For cryptocurrency traders, this highlights escalating risks of sophisticated phishing and social engineering attacks that could compromise wallets and exchanges, as threat actors increasingly leverage AI to bypass security protocols (Source: Fox News Twitter, May 30, 2025). Proactive security measures and heightened vigilance are recommended for crypto market participants to mitigate potential losses from AI-powered scams.

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2025-05-27
21:17
Buying Bitcoin Explained: Accurate Definition for Crypto Traders in 2025

According to Samson Mow (@Excellion), 'buying Bitcoin' is the act of exchanging fiat currency or other digital assets for Bitcoin (BTC), resulting in direct ownership of BTC on a blockchain address controlled by the buyer, as stated on May 27, 2025 (source: Twitter). For traders, this definition emphasizes the importance of self-custody and on-chain verification, which impacts security, liquidity, and real-time trading strategies in the cryptocurrency market.

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2025-05-23
17:29
Leo Compiler Achieves Verified Constraint Compilation for zkVM Execution – Boosts Trust in Zero-Knowledge Crypto Protocols

According to @1HowardWu, the Leo programming language now ensures that code compiles accurately into constraints, which guarantees that the zkVM executes developer intentions without introducing compilation bugs. This verified compilation process directly enhances the reliability and security of zero-knowledge proof-based cryptocurrencies built on the Aleo platform. Additionally, ongoing development of tooling for functional correctness of Leo programs aims to further minimize smart contract vulnerabilities and increase the appeal of privacy-preserving crypto projects for traders and institutional users (source: https://twitter.com/1HowardWu/status/1925967212956770312).

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2025-05-23
16:00
Alice und Bob Urge Crypto Traders to Share Profiles for Enhanced Transparency: Key Insights for 2025

According to Alice und Bob on Twitter, traders are being encouraged to post their profiles via a shared link to improve transparency and trust within the cryptocurrency trading community (Source: @alice_und_bob, May 23, 2025). This call to action is directly relevant for active traders seeking to build reputation and network within the crypto market. By increasing public visibility, participants may gain enhanced credibility, which could impact trading opportunities and foster safer peer-to-peer transactions. The initiative is expected to support market integrity and lower the risk of scams, aligning with growing demands for authenticated trading environments.

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2025-05-15
18:06
Coinbase Responds to Security Incident with $20M Bounty and User Reimbursement: Impact on Crypto Market Security

According to @smtgpt on Twitter, Coinbase and CEO Brian Armstrong have demonstrated strong crisis management by quickly reimbursing users affected by a recent security incident and launching a $20 million bounty program to enhance platform security (source: @smtgpt, May 15, 2025). This proactive transparency and decisive action set a high industry standard, likely increasing trader confidence in centralized exchanges and potentially supporting upward momentum for major cryptocurrencies as user trust is reinforced.

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2025-05-14
03:01
Paris Sees Surge in High-Profile Crypto Owner Kidnappings: 3 Cases in 2025 Raise Security Concerns

According to Zac (@Zac_Pundi), Paris has experienced three high-profile kidnapping incidents involving cryptocurrency owners and their family members in 2025, sparking major concerns about personal security for crypto holders in the region. This uptick in targeted attacks highlights the increasing risks faced by influential figures in the digital asset space and could impact trading sentiment, particularly for investors with large on-chain holdings. Source: Zac_Pundi on Twitter, May 14, 2025.

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2025-05-12
07:03
Crypto Traders Alert: Spike in Scam Texts Targeting CoinsPH Users – Protect Your Digital Assets

According to Coins.ph (@coinsph), there is a renewed wave of scam texts targeting cryptocurrency traders and investors, specifically those using the CoinsPH platform. The official warning urges users to verify all sources before clicking links and to never share sensitive information such as OTPs, passwords, or usernames, even if the request appears to come from CoinsPH representatives. This heightened scam activity increases the risk of account breaches and digital asset theft, which can directly impact trading volumes, user trust, and crypto market liquidity. Traders are advised to implement enhanced security measures and remain vigilant to protect their holdings and prevent potential market disruptions. Source: Coins.ph official Twitter, May 12, 2025.

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