Tagged: exploit

Chainalysis Expands Disclosure of Cybersecurity Incident, Confirming Exposure of Password Hashes and Live Tokens

Blockchain analytics firm Chainalysis has significantly updated its account of a recent cybersecurity incident, revealing a broader exposure of customer information than initially reported. In a late-evening update on November 4, 2026, the company stated that it had discovered certain customer details—including names, usernames, password… Read More

Mercado Bitcoin Sets Monday Start for Gradual Account Access After Cyber Incident, Pledges to Cover Any Shortfalls

Brazilian digital asset platform Mercado Bitcoin has confirmed it will start restoring limited customer access on Monday, November 9, after a security breach that disrupted operations earlier in the week. The first stage will allow users to log in solely through the company’s website in… Read More

ZachXBT Names French Bank Crédit Mutuel Arkéa in Alleged $133 Million Crypto Theft Amid Rising 2026 Hacks and Systemic Risks

Blockchain investigator ZachXBT has identified the French cooperative banking group Crédit Mutuel Arkéa as the alleged victim of a substantial cryptocurrency theft, estimating losses above $133 million. The bank, which manages assets in the region of $235 billion, has issued no public confirmation or denial… Read More

Grayscale Says Binance’s Hack Could Strengthen Crypto Exchange Security Despite Investor and Trader Confidence Hit

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Digital asset manager Grayscale has framed Binance’s roughly $6.3 billion security breach as a potential turning point that could push cryptocurrency exchanges toward tighter operational and custody standards, even as it risks eroding short-term market confidence. In a recent statement, the firm highlighted that approximately… Read More

SideSwap Confirms Liquid Network’s 1:1 Bitcoin (BTC) Reserve While Customer Exits Depend on Manual Refills

The Liquid Federation announced on November 3 that Bitcoin reserves supporting the Liquid Network have been fully restored, reestablishing one-to-one backing for every circulating L-BTC. According to figures published on the network’s public dashboard that morning, 4,270.54 L-BTC were in circulation and matched by an… Read More

Brazil’s Mercado Bitcoin Security Breach Highlights Escalating Risks Across Crypto Platforms

On November 2, 2026, Brazil’s largest cryptocurrency exchange, Mercado Bitcoin, confirmed a security incident that led it to suspend deposits and withdrawals as a precautionary step. The exchange stated that it had identified and swiftly contained an issue in one of its systems early that… Read More

DeFi Exploit : Domain Hijack Redirects Users From DeFi Sites to Wallet Draining Pages with Losses Estimated Near $140K

Late on Friday, October 30, 2026, security monitoring systems detected a coordinated front-end attack against decentralized finance websites. Blockchain security firm Blockaid issued an initial community alert identifying a potential frontend compromise affecting the official domains of Flap (flap.sh) and Kintsu (kintsu.xyz). The firm urged… Read More

BTCPay Server Alerts Operators to Immediate Shutdown Amid Reports of Hot Wallet Drains on Older Versions

On November 1, 2026, the open-source Bitcoin payment processor BTCPay Server issued an urgent advisory directing anyone running a self-hosted instance to take it offline. The project’s official account stated that it had begun receiving reports of unauthorized parties sweeping funds from hot wallets attached… Read More

CoinDCX and WazirX Hacks Reveal Significant Resource Gaps Compared to Binance, Bybit, and Bitget : Analysis

Indian cryptocurrency platforms have endured a series of significant security breaches in recent years, leaving users with incomplete recoveries and highlighting structural weaknesses that set them apart from larger international counterparts. Exchanges including CoinDCX and WazirX have been among the most prominent targets, while others… Read More

$953K Solana (SOL) Digital Wallets Drain Hits Bloom Telegram Bot

In a swift early-morning incident on October 26, 2026, an attacker emptied 48 Solana wallets linked to the Bloom Telegram trading bot, removing 9,408 SOL valued at roughly $953,000 in just 94 seconds. Blockchain analysis firm Bitquery traced the activity, which affected wallets belonging to… Read More

Trezor Issues Precautionary Alert Over Reported Implant in Safe 5 Purchased from Former Reseller CryptoBilis

Trezor has publicly disclosed a responsible report describing a suspected physical implant inside a Safe 5 hardware wallet obtained through CryptoBilis, a Southeast Asian distributor that previously held authorized status for the brand. The Czech manufacturer has not yet taken physical possession of the unit… Read More

Prediction Markets Platform Polymarket Resumes International Trading Following Third-Party Compromise, Pledges Full User Reimbursement

Prediction market operator Polymarket temporarily halted trading on its international platform on October 29, 2026, after determining that a third-party provider had been compromised. The company stated that it had identified and resolved the underlying problem, referred the matter to law enforcement authorities, and would… Read More

Record $6.3B Binance Hack Likely Tied to North Korean Hackers, Surpassing Bybit and Bitget Breaches : Analysis

On October 29, 2026, Binance, the world’s largest cryptocurrency exchange by trading volume, suffered a security incident in which attackers drained roughly $6.3 billion to $6.36 billion in digital assets from its hot wallets across approximately ten blockchains. Blockchain analytics firms, including TRM Labs and… Read More

Keystone Hardware Wallet Incident Escalates Beyond Data Exposure to Include Compromised Device Verification Key

Hardware wallet manufacturer Keystone has expanded its disclosure of a website security breach first detected earlier this month, revealing that attackers obtained not only certain customer records but also a specialized authentication key used to confirm that its physical devices are genuine. The company detected… Read More

Initia Suspends Layer-1 Network and Rollups Following Security Incident Involving Reported Token Minting

Initia, the modular layer-1 blockchain designed to support a network of interconnected rollups, paused both its main chain and associated rollups on Friday, October 23, 2026, after a security incident. The halt took effect at 15:41:30 UTC. In an official statement posted on X, the… Read More

ZachXBT Challenges CoinDCX Over Continued Use of Compromised Deposit Address, Citing $15.8 Million in Unaccounted Deposits

On-chain investigator ZachXBT has raised fresh questions about the Indian cryptocurrency exchange CoinDCX, asserting that a deposit address previously linked to a 2025 security incident remained active for months afterward and continued handling user funds. In a post on X dated October 22, 2026, ZachXBT… Read More

Keystone Hardware Wallet Alerts Users After Security Breach Exposes Shipping and Order Records

Keystone Hardware Wallet, a maker of air-gapped devices designed for self-custody of cryptocurrencies, publicly disclosed on October 24, 2026, that an unauthorized party accessed its official website and obtained certain customer information. The company stated that it first noticed the intrusion on October 20 and,… Read More

Critical PHP Flaws Rated 9.2 Open 15-Minute Window for Global Internet Attacks After Patch Release

A severe security flaw has emerged in PHP, the programming language that underpins roughly 70 percent of websites with a detectable server-side component. Two related vulnerabilities, each assigned a critical severity rating of 9.2 out of 10, allow unauthenticated attackers to achieve remote code execution… Read More

Qubic Network Returns Online and Opens Recovery Claims After Wallet Seed Exploit

The Qubic layer-1 network has resumed normal operation following a brief halt triggered by a wallet-seed vulnerability that allowed an attacker to empty 1,404 accounts of roughly 2.94 trillion QU tokens, valued at approximately $1.4 million at the time. Project operators known as Computors approved… Read More

Cysic Halts Cross-Chain Bridge After Unauthorized Mint of 10 Million CYS Tokens

Cysic, the zero-knowledge proof infrastructure and decentralized compute network, has suspended its cross-chain bridge following a security incident on October 17, 2026. An attacker exploited the system to create 10 million unauthorized CYS tokens on BNB Smart Chain, then liquidated the majority of them and… Read More

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