#security News & Analysis
Coverage of #security spans 862 indexed articles, with 378 published in the last 30 days. Recent discussion leans bearish, at 49.7% negative sentiment versus 46.8% bullish, though sentiment has remained stable over the past month. Top sources include arXiv's computer science and AI research, along with cryptocurrency-focused outlets like Crypto Briefing and Blockonomi.
The tag frequently intersects with #ai, #bitcoin, and geopolitical concerns, with Anthropic and Claude among the most-discussed entities. Bitcoin and Ethereum dominate ticker mentions in this coverage area. Explore the articles below to understand the full scope of recent #security developments.
sentiment · last 30d (378 articles)Top sources:arXiv – CS AI · 205Crypto Briefing · 163Blockonomi · 42NewsBTC · 35CoinDesk · 29
Most-discussed entities:Anthropic · 28Claude · 23OpenAI · 11Gemini · 7GPT-5 · 7
AIBearisharXiv – CS AI · Mar 37/109
🧠A study reveals that safety-aligned large language models exhibit "Defensive Refusal Bias," refusing legitimate cybersecurity defense tasks 2.72x more often when they contain security-sensitive keywords. The research found particularly high refusal rates for critical defensive operations like system hardening (43.8%) and malware analysis (34.3%), suggesting current AI safety measures rely on semantic similarity rather than understanding intent.
AIBullisharXiv – CS AI · Mar 37/1010
🧠Researchers developed a new inference-time safety mechanism for code-generating AI models that uses retrieval-augmented generation to identify and fix security vulnerabilities in real-time. The approach leverages Stack Overflow discussions to guide AI code revision without requiring model retraining, improving security while maintaining interpretability.
DeFiNeutralCoinTelegraph · Mar 26/105
💎Foom Cash suffered a $2.26 million exploit due to a Groth16 verifier misconfiguration. A white hat hacker was able to recover $1.84 million of the stolen funds, limiting the total loss to approximately $420,000.
CryptoBearishBitcoinist · Mar 27/105
⛓️An on-chain developer has issued a warning about a new wave of deceptive NFT scams targeting XRP Ledger wallet holders. The attacks exploit human error through social engineering tactics, prompting heightened security concerns within the XRP community.
$XRP
CryptoBearishCoinDesk · Mar 27/104
⛓️South Korea's National Tax Service is investigating a $4.8 million cryptocurrency theft that occurred after the agency accidentally leaked wallet seed phrases in a photo intended to showcase a crypto seizure. The incident highlights serious security vulnerabilities in government handling of seized digital assets.
CryptoBullishThe Block · Mar 26/105
⛓️Cryptocurrency hack losses dropped dramatically to $26.5 million in February, representing a 98.2% year-over-year decline across 15 incidents according to PeckShield. This significant decrease suggests improved security measures and protocols within the crypto ecosystem.
CryptoNeutralThe Block · Mar 27/107
⛓️South Korea's Finance Minister Koo Yun-cheol announced an urgent government review of how public institutions manage seized cryptocurrencies following a recovery phrase leak incident. The pledge indicates potential policy changes in the country's approach to handling confiscated digital assets.
CryptoBearishDecrypt – AI · Mar 27/109
⛓️South Korea's Finance Minister has pledged reforms following failures in handling seized cryptocurrency assets. The commitment comes after custody lapses exposed significant weaknesses in how Korean authorities secure confiscated crypto holdings.
AI × CryptoBullisharXiv – CS AI · Mar 26/1027
🤖Researchers propose a blockchain-enabled zero-trust architecture for secure routing in low-altitude intelligent networks using unmanned aerial vehicles. The framework combines blockchain technology with AI-based routing algorithms to improve security and performance in UAV networks.
CryptoBearishU.Today · Mar 17/107
⛓️XRP Ledger developers have issued a security alert warning wallet holders about fake 'passes' scams designed to drain cryptocurrency funds. The warning highlights ongoing security threats targeting XRP users and emphasizes the need for increased vigilance when interacting with suspicious tokens or offers.
$XRP
CryptoBearishBeInCrypto · Feb 286/107
⛓️A Trump family-linked stablecoin USD1 launched a live reserve tracker following a de-pegging incident. However, analysts warn that the transparency dashboard doesn't address the protocol's fundamental operational security issues or ensure asset liquidity during market stress.
CryptoNeutralCryptoSlate · Feb 287/107
⛓️A critical security vulnerability was discovered in XRP Ledger's proposed 'Batch' amendment that could have allowed unauthorized account draining without user signatures. The XRPL Foundation caught the flaw before it reached the main network, preventing potential exploitation of user funds.
$XRP
CryptoNeutralBitcoinist · Feb 276/106
⛓️Ransomware attacks surged 50% in 2025 with nearly 8,000 incidents recorded, but hackers earned less money than the previous year according to Chainalysis research. Despite the increased frequency of attacks, the cybercrime business appears to be generating lower returns per incident.
CryptoBearishCoinTelegraph · Feb 276/107
⛓️South Korean police lost $1.4 million in Bitcoin that they had seized in 2021, storing it in a third-party wallet that was later accessed by unauthorized parties. Two individuals have been arrested in connection with the incident, which went undiscovered for four years.
$BTC
CryptoBearishDecrypt – AI · Feb 276/106
⛓️South Korean police improperly handled $1.4 million worth of confiscated Bitcoin, resulting in the loss of the cryptocurrency assets. Suspects have been arrested in connection with the incident involving the mishandled police procedures.
$BTC
AIBullishWired – AI · Feb 266/105
🧠IronCurtain is a new open source project that implements a unique security method to constrain AI assistant agents and prevent them from going rogue. The project aims to provide safeguards for AI systems before they can cause disruption to users' digital environments.
CryptoNeutralBitcoin Magazine · Feb 266/107
⛓️The article explores libsecp256k1, a cryptographic library that began as a small hobby project but evolved into one of Bitcoin's most critical security components. This library now protects a multi-trillion dollar asset and represents a crucial piece of Bitcoin's cryptographic infrastructure.
$BTC
CryptoBearishThe Defiant · Feb 266/108
⛓️Ransomware payments reached over $800 million in 2025 according to Chainalysis data. While hackers' total earnings decreased compared to the previous year, individual victims who chose to pay ransoms faced significantly higher payment amounts.
CryptoBearishDL News · Feb 266/105
⛓️South Korean police lost $1.4 million worth of Bitcoin due to improper custody practices, using an unnamed third-party wallet instead of following official guidelines that had been issued two months earlier. This incident highlights ongoing security and procedural challenges faced by law enforcement agencies when handling seized cryptocurrency assets.
$BTC
CryptoBullishChainalysis Blog · Feb 266/102
⛓️OKX cryptocurrency exchange has expanded its partnership with Chainalysis to implement Alterya, a proactive fraud and scam prevention solution. This integration aims to detect and prevent fraudulent activities before they occur, enhancing security measures for the exchange's users.
CryptoNeutralU.Today · Feb 256/105
⛓️CoinShares research reveals that only 8% of Bitcoin's total supply faces quantum computing risks in the next decade. The report suggests Bitcoin has approximately 20 years to implement necessary security upgrades before quantum threats become critical.
$BTC
CryptoBearishDL News · Feb 236/108
⛓️French police report that overseas criminal kingpins are orchestrating many recent cryptocurrency kidnapping attempts in France. This indicates an international organized crime network targeting crypto holders through kidnapping schemes.
CryptoBearishCoinTelegraph · Feb 236/10
⛓️Pig-butchering crypto scams are emerging as the fastest-growing fraud threat, utilizing sophisticated long-term trust-building tactics to manipulate victims. These scams weaponize personal relationships and trust to defraud individuals of their cryptocurrency investments.
CryptoBearishDL News · Feb 166/107
⛓️Russian security forces arrested an individual accused of using cryptocurrency to raise $6,500 for armed terrorist groups. This incident highlights ongoing concerns about crypto being used for illicit financing and potential regulatory crackdowns.
CryptoBearishDL News · Feb 166/107
⛓️South Korean police lost $1.8 million worth of Bitcoin due to security failures in their cryptocurrency management systems. Security experts are now calling for law enforcement agencies to completely overhaul their crypto custody and management procedures to prevent future losses.
$BTC
