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Latest coverage for Cryptocurrency

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.

Showing 7 most recent headlines Filtered view
Bank Info Security 9 months, 2 weeks ago

ISMG Editors: US Federal Government Shutdown Fallout

Also: the UK's $7B Bitcoin Case, Implications of Vectra's NetographyIn this week's update, ISMG editors examine how the U.S. shutdown and the lapse of CISA 2015 liability shield are straining cyber operations, what Vectra’s move for Netography signals for multi-cloud visibility and NDR, and how British prosecutors unraveled a bitcoin hoard now worth $7 billion.

More from Bank Info Security 4 Oct 2025, 12:30 p.m. America CISA Cloud Cryptocurrency Government United Kingdom
Bank Info Security 9 months, 2 weeks ago

Cryptohack Roundup: White House Pulls CFTC Chair Nom

Also: Texas Brothers Charged in $8M Crypto-Linked Kidnapping CaseThis week, Brian Quintenz won't lead the U.S. CFTC, Canada fined KuCoin $14M, Texas brothers charged in an $8M kidnapping case, South Korean actor given suspended sentence for embezzlement, phishing campaign used robots.txt and an ex-LASD deputy pleaded guilty in a business extortion scam.

More from Bank Info Security 3 Oct 2025, 9:00 a.m. America Canada Cryptocurrency Extortion Fine Phishing Scam South Korea
Bank Info Security 9 months, 2 weeks ago

Bitcoin Fixer Convicted for Role in Money Laundering Scheme

$7 Billion Illicit Bitcoin Horde: Malaysian National Latest to Plead GuiltyA Malaysian national pleaded guilty Tuesday in an English courtroom to assisting an investment fraud scammer who converted stolen assets into a cryptocurrency treasure trove now worth $7.1 billion, including helping her to evade arrest by lining up assistants and Airbnb rentals in Scotland.

More from Bank Info Security 2 Oct 2025, 6:00 a.m. Cryptocurrency Evasion Fraud Money Laundering Scam Theft
Bank Info Security 9 months, 2 weeks ago

Fraudster Tied to $6.9 Billion Bitcoin Hoard Pleads Guilty

Chinese Woman Helped Run Ponzi-Style Investment Scheme That Amassed 61,000 BitcoinsChinese national Zhimin Qian, a 47-year-old woman also known as Yadi Zhang, pleaded guilty in England to helping run a Ponzi-style investment scheme in China called "Blue Sky," which defrauded over 128,000 individuals, generating assets she converted into 61,000 bitcoin, now worth $6.9 billion.

More from Bank Info Security 1 Oct 2025, 7:30 a.m. China Cryptocurrency Fraud