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.
Hackers have exploited a zero-day vulnerability in General Bytes Bitcoin ATM servers to steal cryptocurrency from customers. [...]
Cybercrime has been funded with cryptocurrency, but the valuation of various digital currencies has dropped by more than two-thirds and cybercriminals are feeling the pinch.
Somebody went after crypto-centric companies’ outsourced email but the damage was felt in the cloud Junior cloud Digital Ocean has revealed that some of its clients’ email addresses were exposed to attackers, thanks to an attack on email marketing service Mailchimp.…
Monero, the privacy-oriented decentralized cryptocurrency project, underwent a planned hard fork event on Saturday, introducing new features to boost its privacy and security. [...]
The arrest comes days after US Treasury levies sanctions against the crypto mixing service Dutch authorities have arrested a software developer suspected of working with Tornado Cash, a cryptocurrency mixing service that only two days earlier was sanctioned by the US government for allegedly laundering money for ransomware operators and other cybercriminals.…
The Financial Advanced Cyber Team of the FIOD started the criminal investigation in June
The SOVA Android banking trojan is continuing to be actively developed with upgraded capabilities to target no less than 200 mobile applications, including banking apps and crypto exchanges and wallets, up from 90 apps when it started out