Ransomware attackers targeting a Fortune 100 company in the finance sector used a new malware strain, dubbed PDFSider, to deliver malicious payloads on Windows systems.
Ushikuvirus is a newly identified giant virus that infects amoebas, adding to a growing group of oversized viruses that scientists believe may have played an important role in the emergence of complex ...
New research reveals how ocean viruses burst algae cells, fueling a subsurface oxygen band through rapid microbial recycling.
A new WhatsApp Web attack spreads self-propagating ZIP files containing Astaroth banking malware through trusted ...
Tech Xplore on MSN
Ransomware: What it is and why it's your problem
Ransomware is a type of malicious software that makes a victim's data, system or device inaccessible. It locks the target or ...
Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.
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