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ZDNet Security
LockBit is threatening to leak stolen documents, but the ransomware gang has a reputation for crying wolf.
Bleeping Computer
Since December 2021, a growing trend in phishing campaigns has emerged that uses malicious PowerPoint documents to distribute various types of malware, including remote access and information-stealing trojans. [...]
Krebs on Secuity
If you created an online account to manage your tax records with the U.S. Internal Revenue Service (IRS), those login credentials will cease to work later this year. The agency says that by the summer of 2022, the only way to log in to irs.gov will be through ID.me, an online identity verification service that requires applicants to submit copies of bills and identity documents, as well as a live video feed of their faces via a mobile device.
Bleeping Computer
The North Korean threat actor group known as 'BlueNoroff' has been spotted targeting cryptocurrency startups with malicious documents and fake MetaMask browser extensions. [...]
The Hacker News
The transportation industry and government agencies related to the sector are the victims of an ongoing campaign since July 2020 by a sophisticated and well-equipped cyberespionage group in what appears to be yet another uptick in malicious activities that are "just the tip of the iceberg." "The group tried to access some internal documents (such as flight schedules and documents for financial
Have I Been Pwned
In January 2026, the private company intelligence platform . Data allegedly obtained from the company was subsequently published publicly and included 560k unique email addresses, largely belonging to leads and business contacts. Other data included names, physical addresses, phone numbers, job titles, employers and LinkedIn profiles. Crunchbase later confirmed that a threat actor had exfiltrated documents from its corporate network. Crunchbase was targeted in a ShinyHunters "pay or leak" extortion attempt
The Hacker News
ACR Stealer, an infostealer in circulation since 2024, is walking out of enterprise networks with saved browser passwords, live session tokens, PDFs, Microsoft 365 documents, and files from synced OneDrive and SharePoint folders. It gets in because someone pasted a command into a Run box and pressed Enter. Microsoft laid out two of the delivery chains on Thursday. Its Defender Experts team, the
Check Point Research
For years, the cyber security industry tracked AI as a force multiplier: something that made existing attack techniques faster, cheaper, and more accessible. That framing was accurate. But the Annual AI Security Report 2026 from Check Point Research documents a transition that goes further. AI has crossed from assistant to operator. Where it once helped attackers prepare, it now runs the […] The post appeared first on . AI Security Report 2026 Check Point Research
The Hacker News
Threat actors have been exploiting a previously unknown zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December 2025. The finding, detailed by EXPMON's Haifei Li, has been described as a highly-sophisticated PDF exploit. The artifact ("Invoice540.pdf") first appeared on the VirusTotal platform on November 28, 2025. A second
Bleeping Computer
University of Hawaii says a ransomware gang breached its Cancer Center in August 2025, stealing data of study participants, including documents from the 1990s containing Social Security numbers. [...]