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 39-year-old Russian national is accused of working with cybercriminals to convert criminal proceeds from cryptocurrency into various cash currencies
Also: Terra Founder Do Kwon Sentenced to 15 Years in PrisonThis week, SantaStealer resurfaced as an infostealer, police took down a crypto platform accused of money laundering, Terra founder Do Kwon sentenced, Bitcoin Rodney faced fraud and money laundering charges. The United Kingdom may regulate crypto by 2027 and Binance warned of fake listing agents.
Chainalysis Data Shows Access-Driven Attacks Reshaping RiskHackers stole more than $3.4 billion in crypto this year. Losses were driven by a small number of high-impact breaches. Chainalysis data shows how North Korea actors, centralized platforms and expanding retail adoption reshaped where crypto risk accumulated.
'Within 10 minutes of gaining initial access, crypto miners were operational' Your AWS account could be quietly running someone else's cryptominer. Cryptocurrency thieves are using stolen Amazon account credentials to mine for coins at the expense of AWS customers, abusing their Elastic Container Service (ECS) and their Elastic Compute Cloud (EC2) resources, in an ongoing operation that started on November 2.…
ByBit attack doing some seriously heavy lifting North Korea's yearly cryptocurrency thefts have accelerated, with Kim's state-backed cybercriminals plundering just over $2 billion worth of tokens in 2025.…
Law enforcement has seized the servers and domains of the E-Note cryptocurrency exchange, allegedly used by cybercriminal groups to launder more than $70 million. [...]
Justice Department claims unlicensed exchange funneled ransomware profits US feds have dismantled a crypto laundering service that they say helped cybercrooks wash tens of millions of dollars in dirty digital cash, seizing its servers and unsealing charges against an alleged Russian operator.…
Chainalysis warns North Korea continues to steal billions in crypto for its weapons program
A new variant of the BeaverTail malware linked to North Korean hackers has been identified targeting cryptocurrency traders and developers
Threat actors with ties to the Democratic People's Republic of Korea (DPRK or North Korea) have been instrumental in driving a surge in global cryptocurrency theft in 2025, accounting for at least $2.02 billion out of more than $3.4 billion stolen from January through early December
Amazon's AWS GuardDuty security team is warning of an ongoing crypto-mining campaign that targets its Elastic Compute Cloud (EC2) and Elastic Container Service (ECS) using compromised credentials for Identity and Access Management (IAM). [...]
Threat actors wielding stolen AWS Identity and Access Management (IAM) credentials leverage Amazon EC and EC2 infrastructure across multiple customer environments.
Regulator makes various additional demands over alleged cybersecurity failings In proposing a settlement agreement, the Federal Trade Commission (FTC) says that Illusory Systems must repay users funds lost in a 2022 cyberattack.…
All I want for Christmas … is all of your data A new, modular infostealer called SantaStealer, advertised on Telegram with a basic tier priced at $175 per month, promises to make criminals' Christmas dreams come true. It boasts that it can run "fully undetected" even on systems with the "strictest AntiVirus" and those belonging to governments, financial institutions, and other prime targets.…
An ongoing campaign has been observed targeting Amazon Web Services (AWS) customers using compromised Identity and Access Management (IAM) credentials to enable cryptocurrency mining
Cybersecurity researchers have discovered a new malicious NuGet package that typosquats and impersonates the popular .NET tracing library and its author to sneak in a cryptocurrency wallet stealer
A new malware-as-a-service (MaaS) information stealer named SantaStealer is being advertised on Telegram and hacker forums as operating in memory to avoid file-based detection. [...]
2 More Vulnerabilities Need Patching in React Server Components, Warns VercelMass exploitation of the "React2Shell" - CVE-2025-55182 - vulnerability remains underway by nation-state hackers tied to China, North Korea and Iran, as well as financially motivated cybercriminals running everything from cryptomining malware to DDoS services, security experts warn.