Security news aggregator

Latest coverage for Cryptocurrency

Cryptocurrency security covers theft, fraud, ransomware payments, wallet compromise, and blockchain risks involving digital assets and transactions.

11 headlines in this view

Refine the feed

Search across headline titles and summaries.

Tag briefing

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.

Showing 11 most recent headlines Filtered view
The Register 3 years, 9 months ago

Matrix chat encryption sunk by five fatal holes

You take the green pill, and you'll spend six hours in a 'don't roll your own crypto' debate Four security researchers have identified five cryptographic vulnerabilities in code libraries that can be exploited to undermine the Matrix federated communication protocol and its client software. This includes impersonating users and sending messages as them.…

More from The Register 29 Sep 2022, 10:22 a.m. Cryptocurrency Encryption Impersonation Research Vulnerability