Cryptocurrency security covers theft, fraud, ransomware payments, wallet compromise, and blockchain risks involving digital assets and transactions.
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Background for this topic.
Cryptocurrency is a digital asset secured by cryptography and recorded on a decentralized blockchain ledger. It enables peer-to-peer transactions without intermediaries, relying on consensus mechanisms like proof-of-work or proof-of-stake to validate and add transaction blocks. Users control funds through private keys, which are critical for accessing and transferring cryptocurrency.
From an information security perspective, protecting private keys is paramount, as their compromise leads to irreversible theft. Cryptocurrency exchanges and wallet software are frequent targets for hacking, requiring robust security controls and vulnerability management. Additionally, the pseudonymous nature of transactions can facilitate illicit activities, challenging efforts to trace funds and enforce compliance. Defenses include hardware wallets, multi-factor authentication, and secure key management practices to mitigate risks inherent in cryptocurrency operations.
Threat hunters have flagged a previously undocumented Brazilian banking trojan dubbed TCLBANKER that's capable of targeting 59 banking, fintech, and cryptocurrency platforms
A new trojan named TCLBanker, which targets 59 banking, fintech, and cryptocurrency platforms, uses a trojanized MSI installer for Logitech AI Prompt Builder to infect systems. [...]
Also: TrustedVolumes, Wasabi Protocol and Ekubo HacksThis week, Bitcoin Core revealed a memory safety flaw, hackers exploited TrustedVolumes, Wasabi Protocol and Ekubo, Bithumb suspension paused, sentencing in U.S. theft case, prosecutors seek 20-year sentence for Delio CEO and North Korea denied that it's a thief.
A 20-year-old California man was sentenced to 78 months in prison for serving as a home invader and money launderer in a criminal ring that stole over $250 million in cryptocurrency. [...]
Applied Quantum's Kawin Boonyapredee, SpeQtral's Cyril Tan on Hybrid SecurityHybrid cryptography is emerging as a practical path to quantum safety. Kawin Boonyapredee from Applied Quantum and Cyril Tan from SpeQtral said combining QKD and PQC builds resilience against future threats while balancing performance and security needs.
Cryptocurrency Exchange Traded A7A5 TokenRussian sanctions busters won't be too fazed by the collapse of a cryptocurrency platform that facilitated billions of dollars' worth of transactions and whose main attraction was a ruble-pegged stablecoin. Experts say transactions fueling Russia's shadow economy and its war machine will persist.
A coordinated international operation involving U.S. and Chinese authorities has arrested at least 276 suspects and shut down nine scam centers used for cryptocurrency investment fraud schemes targeting Americans, resulting in millions of dollars in losses
Cybersecurity researchers have uncovered a large-scale fraud operation that uses Telegram's Mini App feature to run crypto scams, impersonate well-known brands, and distribute Android malware. [...]