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2025 was a big year for cybersecurity, with cyberattacks, data breaches, threat groups reaching new notoriety levels, and, of course, zero-day flaws exploited in breaches. Some stories, though, were more impactful or popular with our readers than others. This article explores 15 of the biggest cybersecurity stories of 2025. [...]
Also, Cyberattack Disrupts Asahi’s Japan Operations, Halts ProductionThis week, FTC sued Sendit, another Harrods breach, Allianz data breach and a cyberattack disrupted Asahi's Japan operations. WestJet disclosed data theft. Hackers targeted Kido Nursery chain, a VMware privilege escalation flaw was exploited as zero-day, DarkCloud infostealer resurfaced.
CVE-2025-43300 is the latest zero-day bug used in cyberattacks against "targeted individuals," which could signify spyware or nation-state hacking.
The Russia-aligned threat actor known as RomCom has been linked to the zero-day exploitation of two security flaws, one in Mozilla Firefox and the other in Microsoft Windows, as part of attacks designed to deliver the eponymous backdoor on victim systems
The Norwegian government is warning that its ICT platform used by 12 ministries has suffered a cyberattack after hackers exploited a zero-day vulnerability in third-party software. [...]
Bitcoin ATM manufacturer General Bytes confirmed that it was a victim of a cyberattack that exploited a previously unknown flaw in its software to plunder cryptocurrency from its users
The group's attack methods have included exploits for a zero-day vulnerability in a livestock-tracking apps as well as for the Apache Log4 flaw.