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.
Cybersecurity researchers are drawing attention to a new campaign that's using legitimate generative artificial intelligence (AI)-powered website building tools like DeepSite AI and BlackBox AI to create replica phishing pages mimicking Brazilian government agencies as part of a financially motivated campaign
A whole criminal ecosystem revolves around scamming users out of their crypto assets, but malicious — or vulnerable — smart contracts could be used against businesses as well.
A fresh set of 60 malicious packages has been uncovered targeting the RubyGems ecosystem by posing as seemingly innocuous automation tools for social media, blogging, or messaging services to steal credentials from unsuspecting users
A newly discovered campaign dubbed GreedyBear has leveraged over 150 malicious extensions to the Firefox marketplace that are designed to impersonate popular cryptocurrency wallets and steal more than $1 million in digital assets
Also: Samourai Wallet Co-Founders' Guilty Plea, Coinbase Loss From Data TheftThis week, Tornado Cash co-founder convicted, Samourai Wallet guilty plea, Coinbase insider data theft, a U.S. court overturned an OpenSea executive's fraud conviction, AI-written malware stole crypto, Credix exploit, CZ sought dismissal of FTX claim, July hacks and a FinCEN crypto ATM warning.
A malicious campaign dubbed 'GreedyBear' has snuck onto the Mozilla add-ons store, targeting Firefox users with 150 malicious extensions and stealing an estimated $1,000,000 from unsuspecting victims. [...]
The founders of the Samourai Wallet (Samourai) cryptocurrency mixer have pleaded guilty to laundering over $200 million for criminals. [...]
Cybersecurity researchers have lifted the veil on a widespread malicious campaign that's targeting TikTok Shop users globally with an aim to steal credentials and distribute trojanized apps
The ClickTok campaign lures victims with fake TikTok shops and drains their crypto wallets. CTM360 exposes how SparkKitty spyware spreads via trojanized apps, phishing pages, and AI-powered scams. [...]
The ClickTok campaign lures victims with fake TikTok shops and drains their crypto wallets. CTM360 exposes how SparkKitty spyware spreads via trojanized apps, phishing pages, and AI-powered scams. [...]
Founder miffed over prosecutors holding onto its Bitcoin The founder of a German mobile phone repair and insurance biz has begun insolvency proceedings for some operations in his company after struggling financially following a costly ransomware attack in 2023.…