250 stories about Security from across the crypto press, curated and summarized daily. Most recent: Oct 25, 2026.
A security researcher found an integer-overflow flaw in the HongCoin token sale contract, unlocking $2 million for 48 original investors. This is the second such recovery he has publicized in eight days.
Ethereum's core developers have released Checkpoint #9, a periodic high-level summary of All Core Developer calls. The April 10, 2026 update highlights current developments in Ethereum core development, focusing on scalability, security, and other network improvements.
The Gravity Bridge, a cross-chain bridge in the Cosmos ecosystem, has temporarily halted operations following a reported $5.4 million exploit. Validators have paused the bridge while an investigation into the suspected signing key compromise is underway.
The XRP Ledger has proposed a change that makes flash loan attacks impossible due to its transaction structure. This architectural feature has already protected it from exploits that have cost Ethereum DeFi billions. The draft amendment highlights how the XRPL's design inherently prevents these types of attacks.
An attacker drained $5.4 million from the Cosmos-based Gravity Bridge, stealing USDC, ether, tether, and PAYG tokens. The funds were partially laundered through ChangeNow and Binance, according to researchers.
Coinkite has released the Coldcard MK5, building on the MK4's dual secure element security with a larger Gorilla Glass screen, redesigned buttons, and improved NFC capabilities for smoother Bitcoin transactions.
Andrew Gault, a venture capitalist who funded quantum hardware labs, warns Bitcoin's biggest quantum risk isn't wallet keys but a broader threat. Google's own security team shifted focus in the same direction this March.
A memecoin platform, DxSale, was drained of $7.3 million from BNB Chain liquidity providers. The exploit highlights risks associated with outdated DeFi locker contracts.
A new malware campaign, TrapDoor, is stealing cryptocurrency from wallets across different blockchains. Users are advised to update their security measures and monitor their accounts for suspicious activity.
Flow Trades has launched a new crypto trading platform, offering lower fees and enhanced security features. The platform aims to attract both novice and experienced traders with its user-friendly interface and advanced tools.
A user on X claims to have discovered a $100 million exploit in a major crypto project. The exploit allegedly involves a smart contract vulnerability, but details are still emerging.
Security researchers have identified an ongoing exploit of Stake DAO, where an attacker minted 5.4 trillion vsdCRV tokens on Arbitrum and is swapping them for ether. This highlights the ongoing risks of smart contract vulnerabilities in decentralized finance.
Blocmates has introduced a new crypto wallet designed for ease of use and strong security. The wallet includes multi-signature support and biometric authentication, aiming to protect users' assets more effectively.
Squid's core protocol remains unaffected after a third-party module, SquidRouterModule, was exploited for $3.2 million. The company has no information about who deployed the vulnerable module.
StablR has frozen its USDR and EURR stablecoins after an attacker exploited a security flaw to create $13.5 million in unbacked tokens, stealing $2.8 million. The breach was linked to a weakness in a 1-of-3 multisig wallet.
The Ethereum Foundation and partners allocated $2.5 million to support security researchers in 2025. The program funded 50 independent projects focused on improving Ethereum's security.
DeFi platform HawkFi.ag suffered a $3.2 million exploit. The team has promised full transparency and is working on a recovery plan. This is the latest in a series of high-profile DeFi hacks this year.
Artificial intelligence is speeding up the timeline for quantum computing to break current cryptographic protections. Security experts are calling for a rethink of digital security to prepare for this looming threat. The urgency is growing as AI advances could shorten the timeframe for quantum attacks.
The Ethereum Foundation allocated $30 million in Q1 2026 to strengthen the network's foundations, focusing on cryptography, zero-knowledge proofs, security, and protocol research. This investment supports critical infrastructure and tools across the Ethereum ecosystem.
A $10.7 million exploit on THORChain was caused by a flaw in its GG20 protocol, allowing a malicious node to access a vault's private key. The incident highlights risks in decentralized finance (DeFi) security.
Blockchain investigator ZachXBT discovered a $520,000 exploit on the Polymarket platform. The Polymarket team has confirmed the issue but stated that user funds are secure.
A critical bug in Bitcoin's early code could have allowed unlimited coin creation. Developers fixed it within hours, but the incident highlights the risks of open-source software. The bug was discovered in 2010 and could have led to the creation of an infinite number of bitcoins.
The crypto industry is taking steps to address potential security threats from quantum computing. Experts warn that future quantum computers could break current encryption methods, prompting proactive measures to safeguard digital assets.
A blockchain startup claims its quantum-resistant technology could safeguard Satoshi’s untouched Bitcoin and other dormant funds. The plan involves a soft fork to freeze and protect vulnerable BTC.