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Laurie • Aug 4, 2026, 1:10 pm EDT

Coldcard Issues Urgent Warning as Bitcoin Wallet Exploit Remains Active

Coldcard has issued an urgent advisory asking affected users to move their bitcoin after confirming that an ongoing security exploit remains active for certain hardware wallet models and firmware versions. The company warned that users who have not yet taken action should migrate their funds as soon as possible by following the official guidance for their specific device. According to the advisory, the exploit has already resulted in significant losses across affected wallets. What Happened? The issue centers on a vulnerability found in specific versions of Coldcard firmware. According to the company, certain wallets may have generated recovery seed phrases

3 minutes

satoshin • May 2, 2026, 6:45 am EDT

Quantum Experiment Tests Bitcoin Cryptography, But Real-World Threat Remains Distant

An independent researcher has successfully executed the largest public quantum attack on Bitcoin’s underlying cryptographic technology, winning a 1 BT…

3 minutes

Laurie • Oct 16, 2025, 12:11 pm EDT

U.S. DOJ Seizes 127,271 Bitcoin Worth $14 Billion in Global Fraud Crackdown

The U.S. Department of Justice just executed one of the largest Bitcoin seizures in history, confiscating 127,271 BTC valued at more than $14 billion from a transnational cyber-fraud operation. The scheme, dubbed a “pig-butchering” network, was allegedly run out of Cambodia and linked to Chinese businessman Chen Zhi, known as the “crypto kingpin” behind a massive global scam ring. This unprecedented move makes the U.S. government the second-largest Bitcoin holder in the world, now controlling more than 327,000 BTC in seized assets. What Happened According to reports from The Guardian and Business Insider, the seizure followed a joint U.S.–U.K. operation

3 minutes

johnd • Aug 4, 2023, 4:35 pm EDT

Cyberattack Disrupts Healthcare Systems Across Multiple States

Just weeks after a report from the GOA stated that the “U.S. grid’s distribution systems—which carry electricity from transmission systems to consumers and are regulated primarily by states—are increasingly at risk from cyberattacks,” a major cyberattack has paralyzed hospitals and health care services in numerous states. The attack has incited a challenging recovery process and has potentially life-threatening implications. In an era increasingly reliant on digital connectivity, this disturbing incident illustrates the critical threat that cyberattacks pose to healthcare systems and patient safety. Prospect Medical Holdings, a healthcare company that manages hospitals and clinics across California, Texas, Connecticut, Rhode Island,

3 minutes

arusso • Jul 11, 2023, 1:05 pm EDT

Venture Funding in Cybersecurity Plummets 63% in Q2 Amidst Shifts in Investment Climate

Just two years ago, venture capital was pouring into the cybersecurity sector like a gushing spring, topping $23 billion in 2021. However, Crunchbase data reveals a stark contrast in Q2 2023, showing a 63% drop from the same quarter last year, bringing venture funding for cybersecurity to a mere $1.6 billion. This represents the lowest venture capital funding in the sector since Q4 2019. In the first half of this year, cyber startups have managed to raise only $4.3 billion, a fall of 60% from the $10.8 billion raised in the first half of 2022. This figure is also more

3 minutes

satoshin • Jul 7, 2023, 3:23 pm EDT

Expanded Surveillance Powers in France Threaten Civil Liberties

PARIS – The French government has granted law enforcement the power to secretly activate the cameras, microphones, and GPS of a suspect’s phone, following the passage of a controversial provision in a broader “justice reform bill.” The move, critics argue, creates an unsettling precedent and puts civil liberties at risk.

2 minutes

satoshin • Jul 7, 2023, 11:01 am EDT

Bitfinex Sees Partial Return of Assets Seized After 2016 Hack

Bitfinex, the innovative digital asset trading platform, has announced the return of $312,219.71 in cash and 6.917 Bitcoin Cash (BCH) from the U.S. Department of Homeland Security (DHS). This is the latest development in Bitfinex’s ongoing effort to recover assets lost in a significant security breach that hit the exchange in August 2016.

2 minutes

satoshin • Jul 5, 2023, 11:58 am EDT

Security Researchers Pen Open Letter On UK’s Online Safety Bill: The Privacy Paradox

A group of esteemed security and cryptography researchers have raised a flag of caution over the proposed UK Online Safety Bill, voicing concerns about its potential to infringe upon the security and privacy of online communications. Amid ongoing discussions in the House of Lords this summer, the researchers have vocalized their apprehensions through an open letter. These professionals dedicate their careers to devising and maintaining secure technologies designed to protect online data and communications from a spectrum of adversaries – ranging from teenage hackers to powerful nation states and criminal enterprises. They argue that, although the surveillance technologies put forth

3 minutes

satoshin • Jul 1, 2023, 12:31 pm EDT

Android Apps Carrying SpinOk Malware Downloaded 30 Million Times: The Silent Epidemic

In a startling revelation that has drawn global attention, the cybersecurity firm CloudSEK recently disclosed that several Android applications hosted on Google Play Store, with collective downloads surpassing 30 million, were found to be tainted with SpinOk malware. The announcement follows a meticulous investigation by CloudSEK’s research team, where they unearthed a worrying statistic: 193 apps on Google Play Store were infected with SpinOk malware, 43 of which were active within the last week. Unmasking SpinOk: A Trojan Horse Among Us Originally discovered by another cybersecurity software firm, Dr Web, in May 2023, the SpinOk malware has demonstrated a remarkable

3 minutes

satoshin • Jul 1, 2023, 9:31 am EDT

Internet Security Conundrum: Google’s New Top-Level Domains Prompt Concerns Over Online Scams

In an ambitious move to expand the Internet’s territory, Google has recently rolled out eight new top-level domains (TLDs), a measure that has provoked apprehension amongst security experts. They worry that two of the new domains could inadvertently become a breeding ground for online fraudsters who trick users into clicking harmful links. In the nascent years of the Internet, TLDs—the farthest segment to the right in a domain name—were designed to categorize domains by purpose, geographic location, or proprietorship. Early TLDs such as .com indicated commercial entities, .edu pointed to educational institutions, .org represented non-profit organizations, and so forth. Numerous

3 minutes