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“A Defense Manpower Data Center information system experienced unauthorized access of personally identifiable information by a small number of unauthorized users between October 2025 and July 2026. Upon discovery, DMDC immediately remediated the vulnerability,” a U.S. defense official said in a statement. However, they also added that there hasn’t been any evidence of misuse of the compromised data at this time.
While it might be good news that there haven’t been any signs that the exposed information has been exploited, it could also mean that whoever was behind the breach is just sitting on the data for later use. The Pentagon also did not mention who was behind the hack, nor did it mention how it discovered the vulnerability.
Given that most governments rely on digital infrastructure for their day-to-day operations, one can expect that their adversaries, and sometimes even their allies, are always probing and looking for vulnerabilities in their systems. Chinese hackers reportedly breached the U.S. Treasury Department in early 2025, even going as far as hacking the Treasury Secretary’s PC . More recently, the CanisterWorm malware has spread and wiped Iranian machines for no reason , while the Middle Eastern country also claimed that Western-made routers from Cisco and others failed just as the U.S. and Israel began their bombing campaign against it during the first quarter of this year. At the same time, U.S. authorities released a warning that Iranian hackers are targeting Siemens controllers in a bid to sabotage critical infrastructure.
FBI investigating 153 million US and Canadian driver’s licenses leaked on Russian cybercrime forum, including that of US SecDef Pete Hegseth
Asus confirms eShop data breach exposed customer order records and contact details
Flock seeks to have security researchers' map of Flock cameras taken down
Key considerations
- Investor positioning can change fast
- Volatility remains possible near catalysts
- Macro rates and liquidity can dominate flows
Reference reading
- https://www.tomshardware.com/tech-industry/cyber-security/SPONSORED_LINK_URL
- https://www.tomshardware.com/tech-industry/cyber-security/pentagon-gets-pwned-as-breach-exposes-sensitive-data-on-nearly-three-million-military-and-civilian-personnel-stolen-info-includes-social-security-numbers-and-job-related-records#main
- https://www.tomshardware.com/membership
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Informational only. No financial advice. Do your own research.