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.
Judge tells tale of two men, their lawyer, and a 'willful campaign... to mislead the court' A New York judge has issued a default judgment against two Russian nationals who are alleged to have helped create the "Glupteba" botnet, sold fraudulent credit card information, and generated cryptocurrency using the network.…
Threat actors installed crypto-miner and achieved persistence
It's the gift to cybercriminals that keeps on giving Iranian state-sponsored cyber criminals used an unpatched Log4j flaw to break into a US government network, illegally mine for cryptocurrency, steal credentials and change passwords, and then snoop around undetected for several months, according to CISA.…
Info-stealing trojan is hidden in malicious PyPI packages on GitHub WASP malware is using steganography and polymorphism to evade detection with malicious Python packages designed to steal credentials, personal information, and cryptocurrency.…
The FBI and CISA revealed in a joint advisory published today that an unnamed Iranian-backed threat group hacked a Federal Civilian Executive Branch (FCEB) organization to deploy XMRig cryptomining malware. [...]
Crypto winter also attributed to semiconductor slumps in recent quarters Canalys Forums APAC Canalys CEO Steve Brazier has proposed that cloud vendors should have similar accountability to credit card companies when accounts are hacked and used to mine cryptocurrency.…
Little fish lured into the market help whales cash out Somewhere between 73 and 81 percent of retail Bitcoin buyers are likely to have lost money on their investment, according to research published Monday by the Bank of International Settlements (BIS).…
Quantum computing's a clear threat to encryption, and post-quantum crypto means adding new cryptography to hardware and software without being disruptive.
Fellow crypto-exchange Gate.io spots error, returns funds Over the weekend it was revealed that cryptocurrency exchange company Crypto.com accidentally sent over $400 million to another cryptocurrency exchange and was miraculously able to get it back.…
A newly discovered evasive malware leverages the Secure Shell (SSH) cryptographic protocol to gain entry into targeted systems with the goal of mining cryptocurrency and carrying out distributed denial-of-service (DDoS) attacks