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.
A hacking group tracked as 'Pink Drainer' is impersonating journalists in phishing attacks to compromise Discord and Twitter accounts for cryptocurrency-stealing attacks. [...]
Russian nationals Alexey Bilyuchenko and Aleksandr Verner have been charged with the 2011 hacking of the leading (at the time) cryptocurrency exchange Mt. Gox and the laundering of around 647,000 bitcoins they stole. [...]
The threat actor known as Asylum Ambuscade has been observed straddling cybercrime and cyber espionage operations since at least early 2020
Users' cryptocurrency wallets look unlikely to be refilled The North Korean criminal gang Lazarus Group has been blamed for last weekend's attack on Atomic Wallet that drained at least $35 million in cryptocurrency from private accounts.…
Ready-to-defraud turnkey services from Russia's Impulse Team are offered on the cyber underground and have built a campaign that has operated undetected dating back to 2016.
If the chocolate factory's scans don't stop the miners, customers don't foot the bill Google Cloud has put $1 million on the table to cover customers' unauthorized compute expenses stemming from cryptomining attacks if its sensors don't spot these illicit miners.…
The notorious North Korean hacking group known as Lazarus has been linked to the recent Atomic Wallet hack, resulting in the theft of over $35 million in crypto. [...]
Get exclusive insights from a real ransomware negotiator who shares authentic stories from network hostage situations and how he managed them
A recent malware campaign has been found to leverage Satacom downloader as a conduit to deploy stealthy malware capable of siphoning cryptocurrency using a rogue extension for Chromium-based browsers
We have been able to uncover a massive cryptocurrency scam involving more than a thousand websites handled by different affiliates linked to a program called Impulse Project, run by a threat actor named Impulse Team.
Victims nursing huge losses haven't the foggiest how heist happened, yet As much as $35 million worth of cryptocurrency may have been stolen in a large-scale attack on Atomic Wallet users, with one investigator claiming losses could potentially exceed $50 million.…
The extension employs various JavaScript scripts to manipulate users' browsers
Digital wallet provider still investigating cause of incidents
The developers of Atomic Wallet are investigating reports of large-scale theft of cryptocurrency from users' wallets, with over $35 million in crypto reportedly stolen. [...]