Security News

Crypto news, in-depth analysis and latest market developments tagged Security. The COINOTAG editorial desk keeps the archive continuously updated.

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Google RSI Model Leak Rumor Puts Worldcoin (WLD) Back in AI-Token Spotlight
An alleged Google RSI model leak and a report on OpenAI agents flooding RubyGems put Worldcoin (WLD) back at the center of AI-token sentiment.
Sep 12, 2026
Researchers Cut Bitcoin (BTC) Quantum Attack Resource Estimate by 86% in ECDSA.Fail Challenge
Over 100 researchers and AI agents cut the ECDSA.Fail quantum attack benchmark on Bitcoin's secp256k1 by 86%, from 10.75B to 1.496B, per a new paper.
Sep 10, 2026
IonQ Estimates Bitcoin (BTC) Break Needs 19,397 Qubits in 25.7 Days
IonQ research says breaking Bitcoin's secp256k1 curve would require about 19,397 physical qubits and 25.7 days, far beyond its new 256-qubit Superion 256.
Sep 10, 2026
CobraBitcoin Warns Stronger AI Models Raise Odds of Next Major Bitcoin (BTC) Exploit
CobraBitcoin watches for the next major Bitcoin (BTC) exploit as GPT-6 Astra hits a Critical cyber tier and AI scans log 7,958 findings in 501 projects.
Sep 6, 2026
OpenAI Agents Left 18,000 Posts on German Wiki, Putting Worldcoin (WLD) in AI Focus
AI agents tied to OpenAI left roughly 18,000 posts on German wiki DseWiki, sharing restriction workarounds; Worldcoin (WLD) slipped 3.8% in 24 hours.
Sep 4, 2026
Musk's XAI Grok Bot Refund Vow Faces $100 Liability Cap
Elon Musk backed xAI's pledge to reimburse users if Grok Bot loses money, but terms cap claims at $100. Regulation E and prompt-injection risks loom.
Aug 27, 2026
BitGo Co-CEO Says Bitcoin Quantum Risk Is Real but Machines Number Just Single Digits to 100
BitGo co-CEO Mike Belshe says quantum machines number in the single digits to 100, making a Bitcoin-breaking attack distant.
Aug 26, 2026
Shiba Inu Advisor Mazrael Rejects SHIB Restart Proposal as Fake
SHIB advisor Mazrael has dismissed rumors of a project restart as fake, urging the community to avoid unofficial sites and scam links.
Aug 24, 2026
BitBox Patches Two 'Severe' Bitcoin Wallet Firmware Vulnerabilities
BitBox fixes two severe firmware vulnerabilities in its Bitcoin hardware wallet with no funds stolen, while Coldcard hack losses top $115 million.
Aug 19, 2026
Mishaboar Warns BitBox Users of Two Severe Flaws in Dogecoin Community Alert
Dogecoin community figure Mishaboar urges BitBox wallet users to install a critical firmware patch after two severe vulnerabilities were disclosed.
Aug 18, 2026
HTX Dusting Wave Freezes Accounts After 7.5 USDT Deposits
HTX Dusting Wave Freezes Accounts After 7.5 USDT Deposits HTX News HTX, the crypto exchange formerly known as Huobi, is at the center of a dusting wave that has left users reporting frozen accounts after unsolicited USDT deposits. On-chain data shows a newly deployed token contract on BNB
Aug 18, 2026
SafePal (SFP) Data Breach Exposes 39,798 Customer Records
SafePal (SFP) confirmed a data breach impacting 39,798 customers. Names, addresses and phone numbers were exposed, but private keys and funds remain secure.
Aug 17, 2026
Bitcoin Quantum Risk Warning Cites 3-to-4-Year Timeline
Former SEC attorney John Reed Stark warns Bitcoin faces growing quantum risk within 3 to 4 years, while Bitwise's Matt Hougan eyes Clarity Act delay.
Aug 8, 2026
Bitcoin (BTC) AI Audit Finds 85 Critical Bugs
Bitcoin News A volunteer security review of Bitcoin (BTC) software has identified 85 critical vulnerabilities across 390 ecosystem projects. The audit, conducted by a 16-person group calling itself the Bitcoin Red Team, used automate
Aug 7, 2026
Bitcoin (BTC) BTCPay Server Issues Emergency 2.4.2 Fix After Active Exploit
Bitcoin News Bitcoin (BTC) payment infrastructure came under fresh scrutiny on Friday after BTCPay Server disclosed that a severe software flaw is already being exploited by unidentified attackers. The project, an open-source and sel
Aug 7, 2026
Bitcoin (BTC) Security Review Logs 4,962 Findings
Bitcoin News A volunteer security review of Bitcoin ecosystem software has produced 4,962 reports covering 390 projects over roughly 30 hours, making it one of the most intensive coordinated audits seen around the <a href="https://en.coin
Aug 6, 2026
BNB (BNB) Chain Malware Warning Names 5 Payload Types
Microsoft Threat Intelligence says hackers used BNB Smart Chain contracts and fake CAPTCHAs to deliver five malware payloads, including Lumma Stealer.
Aug 6, 2026
Dogecoin (DOGE) Security Warning Urges 3-Step Offline Custody
Dogecoin (DOGE) holders are urged to split balances, add passphrases and keep offline backups after the Coldcard incident exposed wallet risks.
Aug 6, 2026
Bitcoin Red Team Reports 85 Critical Flaws
Bitcoin Red Team logged 4,962 findings across 390 repositories, including 85 critical issues, after the Coldcard exploit drained over $100 million.
Aug 5, 2026
XRP Partial Payment Warning Centers on 1 Ledger Field
XRP Ledger partial payments can deliver less than stated. Correct use of delivered_amount metadata protects exchanges and gateways from deposit exploits.
Aug 5, 2026

About SecurityShow more

Security is one of the topics the COINOTAG news desk follows continuously. The latest cryptocurrency news, market developments and breaking headlines related to Security are gathered together on this page. Among the most recent developments are "Google RSI Model Leak Rumor Puts Worldcoin (WLD) Back in AI-Token Spotlight", "Researchers Cut Bitcoin (BTC) Quantum Attack Resource Estimate by 86% in ECDSA.Fail Challenge" and "IonQ Estimates Bitcoin (BTC) Break Needs 19,397 Qubits in 25.7 Days". Visit this page regularly to follow all the latest news about Security.

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