Wallets & Security - Page 4
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Gate Card vs Bybit Card: Crypto Payment Fees, Cashback, and Limits Compared
Gate Card and Bybit Card let users spend crypto for daily purchases, but their cashback rates, fees, and spending limits differ. Here's how the two cards stack up for U.S. and global users seeking practical crypto payment options
Researchers Find Over 4,200 Malicious Smart Contracts Draining Crypto
A new study links thousands of deceptive smart contracts to millions in crypto losses, exposing how wallet simulations can mislead users and reroute funds to attackers across major blockchains
Coldcard Firmware Bug Drains $89M From Bitcoin Wallets
A March 2021 Coldcard firmware flaw let attackers steal about 1,367 BTC worth roughly $89 million from thousands of addresses. Researchers say vulnerable wallets remain at risk and urge immediate fund moves
Crypto Trading Risks That Can Wipe Out Capital
From liquidations and exchange freezes to private-key loss and DeFi hacks, crypto trading carries layered risks. Practical steps can reduce exposure without promising safety
Ctrl Wallet Users Face Asset Loss Risk as App Shuts Down August 3
Ctrl Wallet will disable all crypto transactions and dApp access on August 3, 2026, leaving only recovery-phrase export. Users must act before the deadline to avoid losing access to their blockchain assets.
US Targets $25M Crypto Tied to Five Fraud Rings
Federal civil forfeiture cases in Washington seek more than $25 million in cryptocurrency from international scam networks, lifting a DOJ strike force's total recoveries past $800 million
How to Bridge Crypto Assets to Linea Safely
Moving assets to Linea needs wallet prep, the official bridge, and a Lineascan balance check. Most transfers finish in about 5 to 15 minutes for beginners and intermediate users who keep ETH for gas
Flashcoin Scams Still Target Crypto Traders in 2026
Fake balances that vanish after a brief appearance keep tricking peer-to-peer buyers. Learn how confirmations, explorers, and pressure tactics separate real transfers from flashcoin fraud
Seed Phrase Backups Create Major Self-Custody Security Gaps
Lost or exposed recovery phrases still wipe out self-custody holdings more often than chain exploits. Here is how paper, single-site, and digital backups fail-and what UKey Seed Ring claims to change
UKey Seed Ring Offers Wearable Backup for Crypto Seed Phrases
UKey's Seed Ring stores wallet recovery indexes in a battery-free NFC ceramic ring, separating seed backup from transaction signing for self-custody users who want less fragile paper notes
Coldcard Hardware Wallet Flaw Exposes Bitcoin to Remote Key Theft
A vulnerability in Coldcard hardware wallets could let attackers remotely reconstruct private keys from seeds generated on certain firmware, putting user funds at risk and requiring urgent action.
Fake Flare Network Site Drains $8.5M in XRP From Investors
A fraudulent staking website posing as Flare Network stole 3.4 million XRP from 71 investors in South Korea, with losses potentially exceeding $18 million as authorities investigate further victims and frozen assets.
MoonPay Launches PayBox for AI-Driven Crypto Transactions
MoonPay's new PayBox lets ChatGPT and Claude users approve crypto purchases, swaps, and cross-chain transfers directly in conversation, while keeping custody of their funds and setting spending limits for AI-driven transactions
Crypto Projects Lost Over $1B to Hacks in Early 2026
Crypto security firm Blockaid reports over $1 billion in losses from hacks and exploits in the first half of 2026, with nearly $600 million attributed to North Korea-linked groups. Ethereum and Solana projects were among the hardest hit.
How to Track a Crypto Transfer Using a Blockchain Explorer
Verifying a cryptocurrency transfer requires the correct network, a full transaction hash, and careful review of status, addresses, and confirmations. Here's how to avoid common mistakes and security risks when checking your crypto transaction.
How ivault Uses Blockchain to Secure Peer-to-Peer Sharing
ivault applies blockchain verification, non-custodial wallets, and a dual-chain architecture to address trust, privacy, and efficiency challenges in peer-to-peer sharing platforms
How ivault Uses Blockchain to Reshape Web3 Asset Sharing
ivault is building a Web3 platform for asset sharing that uses blockchain, non-custodial wallets, and token incentives to address trust, data security, and user control-key issues that have limited traditional sharing-economy platforms
How Crypto Cards Turn Digital Assets Into Everyday Payments
Crypto cards let users spend digital assets at regular merchants by converting crypto to fiat at the point of sale, but fees, asset support, and regional restrictions can affect usability and costs
ivault Brings Blockchain Verification to Peer-to-Peer Rentals
Swiss-based ivault is using blockchain to verify item rentals and sales, aiming to reduce data exposure and improve user control. The platform's dual-chain structure and non-custodial wallet target privacy and sustainability in asset sharing.
Russia Sets $2.8M Capital Minimums for Crypto Depositories
Russia's central bank has proposed new rules requiring crypto depositories to hold up to $2.8 million in liquid capital, as the country prepares to launch a regulated digital asset trading framework in September 2026
Hong Kong Banks Lag on Quantum Security as Crypto Risks Mount
A new index from the Hong Kong Monetary Authority finds banks in the city are far from ready for quantum computing threats, raising concerns for tokenized assets and digital finance infrastructure
AI-Powered Cecuro Claims 91% Vulnerability Detection in Smart Contracts
Cecuro, an AI-based smart contract audit platform, reports a 91.45% vulnerability detection rate on the EVMBench test, highlighting the growing role of automated security tools as blockchain threats evolve
Thai Regulator Alleges Bitkub Hid $53M Crypto Theft to Avoid Panic
Thailand's SEC accuses Bitkub of concealing a $53 million crypto theft in 2021, raising questions about exchange transparency and user asset safety as the investigation continues
How to Evaluate Cryptocurrency Exchange Safety Before You Trade
Exchange shutdowns and withdrawal freezes can put user funds at risk. Learn the practical steps to verify exchange legitimacy, test withdrawals, secure your account, and prepare for potential platform wind-downs before leaving large balances on any crypto exchange
Sberbank to Launch Regulated Crypto Trading Platform in Russia
Sberbank, Russia's largest bank, is developing a regulated crypto trading and custody platform set to go live by December 2026, as new Russian rules restrict public trading and require licensed intermediaries for most digital asset transactions.
Samsung Wallet to Add Stablecoin Support, Raising Key User Questions
Samsung's 2026 roadmap includes native stablecoin support for Wallet, but the company has not confirmed which tokens, networks, or markets will be involved, leaving major questions about custody, eligibility, and user experience unanswered
Congress Moves to Block Lawsuit Targeting Dormant Bitcoin Wallets
A lawsuit seeks ownership of nearly 3.8 million dormant Bitcoin using lost-property laws, while a new Congressional bill aims to prevent self-custodied crypto from being claimed as abandoned due to inactivity
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