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.
As much as $7 billion in cryptocurrency has been illicitly laundered through cross-chain crime, with the North Korea-linked Lazarus Group linked to the theft of roughly $900 million of those proceeds between July 2022 and July of this year
A campaign that's been active since April has already racked up nearly 75,000 downloads, stealing data and cryptocurrency in the process.
CloudSEK warns 100,000 victims may have been impacted
A new Android banking trojan named GoldDigger has been found targeting several financial applications with an aim to siphon victims' funds and backdoor infected devices
After netizens' funds go up in smoke, ex-CEO seeks cash to foot legal bills The first of two US government prosecutions of former FTX CEO Sam Bankman-Fried commenced in New York on Monday, only a day after the cryptocurrency tycoon sued his own insurance company for failing to cover his legal costs.…
Plus: Philippine state health insurance knocked offline by ransomware, China relaxes data export laws, and more Asia in brief Zhu Su, co-founder of fallen crypto business Three Arrows Capital (3AC), was arrested last Friday at Changi Airport in Singapore as he attempted to leave the country.…
Coded in C/C++, the tool is a fileless loader that conducts malicious activities in memory