Google Previews Crypto Custody Security Service for 2027 Launch
Google’s MPC service is being tested by financial institutions and Alphabet, with commercial availability planned for early 2027.
Cold Wallet
A cold wallet is a physical device or offline storage medium used to secure cryptocurrency private keys. Unlike hot wallets, which are connected to the internet, cold wallets remain strictly offline, significantly reducing the risk of unauthorized access or cyber attacks. They typically come in the form of hardware devices, paper wallets, or dedicated offline computers. To execute a transaction, a user must temporarily connect the cold wallet to an internet-enabled device, sign the transaction offline, and then broadcast it to the network. This method ensures that the private keys are never exposed to online vulnerabilities. Because of their enhanced security, cold wallets are considered the safest method for storing large amounts of cryptocurrency over long periods.
Latest Cold Wallet News
Coinbase, Bithumb and Korean Finance Firms Report Data Incidents as CZ Urges Security Checks
Data incidents at Coinbase, Bithumb, Daishin and Mirae Asset have different confirmed impacts. CZ urges stronger login, withdrawal and anti-phishing…
Coinbase Says Amplitude Incident Exposed Customer Contact Data
Coinbase says an Amplitude incident affected customer contact data but not funds. A claim that more than 70,000 users were…
Bithumb Confirms Internal System Hack, Investigates Customer Data Exposure
Bithumb is checking whether an internal collaboration-system hack exposed customer data. The exchange says its separate trading network and crypto assets were unaffected.
Predict.fun Pledges Refunds After 400,000 USDT Wallet Losses
Predict.fun reports unauthorized transfers of about 400,000 USDT, suspects its API documentation site may have been compromised, and promises reimbursement.
Vitalik Buterin Backs Kimi’s Limits on AI Hacking Skills
Vitalik Buterin backs Moonshot’s limits on Kimi K3.1 Pro’s hacking skills, arguing that targeted controls can buy time without restricting who uses AI.
Keystone Confirms Customer Data Breach at Official Online Store
Keystone confirms a customer-data breach at its official store and warns of impersonation scams. It says wallet keys and payment details were not exposed.
Electrum Urges 4.8.3 Update After Bitcoin Fee-Bump Attack
Electrum 4.8.3 fixes an exploited server flaw that can redirect Bitcoin payments when users raise fees. Developers report one user lost funds.
Bitcoin Core Changes Security Policy as AI Makes Bugs Easier to Find
Bitcoin Core will fast-track fixes for easily rediscovered bugs as AI lowers the cost of finding them, while keeping longer embargoes for other flaws.
ZachXBT Urges CoinDCX Withdrawals Amid $16M Theft Dispute
ZachXBT urged CoinDCX withdrawals over alleged $16 million losses. The exchange cited failed sweeps from old compromised addresses and said users were credited.