Cryptocurrency security covers theft, fraud, ransomware payments, wallet compromise, and blockchain risks involving digital assets and transactions.
Search across headline titles and summaries.
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 new phishing kit named CryptoChameleon is being used to target Federal Communications Commission (FCC) employees, using specially crafted single sign-on (SSO) pages for Okta that appear remarkably similar to the originals. [...]
A novel phishing kit has been observed impersonating the login pages of well-known cryptocurrency services as part of an attack cluster designed to primarily target mobile devices
Also: Bitcoin Fog Case Testimony; Axie Infinity Co-Founder HackThis week, progress was made in the FTX case, a hacker testified in the Bitcoin Fog case, an Axie Infinity co-founder and a MicroStrategy account were hacked, the KyberSwap hacker moved funds, the EU has a new AMLA office, and Aleo was breached.
Chainalysis study of crypto flows reveals darknet markets made $1.7bn in 2023
Malicious hackers are targeting people in the cryptocurrency space in attacks that start with a link added to the target’s account at Calendly, a popular free calendar application for scheduling appointments and meetings. The attackers impersonate established cryptocurrency investors and ask to schedule a video conference call. But clicking the meeting link provided by the scammers prompts the user to run a script that quietly installs malware on macOS systems.