Cybersecurity breaches encompass malicious intrusions into digital systems that compromise the confidentiality, integrity, or availability of data and services across sectors such as healthcare, transportation, finance, retail, and government. Work in this area examines ransomware incidents, large-scale data theft, exploitation of software and hardware vulnerabilities, and emerging threats such as AI-enabled attacks and cybercrime-as-a-service. It also addresses systemic weaknesses in IT infrastructures, illicit data markets, and policy, legal, and organizational responses aimed at mitigating breach risks and impacts.
Security
Hackers linked to North Korea are suspected of an ambitious attack on an inconspicuous but widely used software package, Google analysts and other cybersecurity experts said Wednesday.
Apr 1, 2026
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Internet
Researchers have discovered a major security leak hiding in plain sight on the internet that could expose the personal data and financial records of millions of people. In a paper published on the arXiv preprint server, Nurullah ...
Security
A ransomware attack forced the University of Mississippi Medical Center to close all of its roughly three dozen clinics around the state and cancel elective procedures for a second day on Friday, hobbling one of Mississippi's ...
Feb 20, 2026
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Security
Spanish police said Wednesday they had arrested a 20-year-old man who allegedly hacked a hotel booking website to reserve luxury rooms for as little as one cent, in the first known cybercrime of its kind.
Feb 18, 2026
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Machine learning & AI
You are not invited to join the latest social media platform that has the internet talking. In fact, no humans are, unless you can hijack the site and roleplay as AI, as some appear to be doing.
Feb 7, 2026
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Security
When Optus, Medibank and non-bank lender Latitude Financial were hit by separate cyber attacks in the past few years, millions of Australians felt the fallout: stolen personal data, disrupted services and weeks of uncertainty. ...
Jan 20, 2026
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Security
Ransomware is a type of malicious software that makes a victim's data, system or device inaccessible. It locks the target or encrypts it (converting text into an unreadable form) until the victim pays a ransom to the attacker.
Jan 19, 2026
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Internet
Cyberattacks can wreak havoc on the systems they target, yet their impact often spreads far beyond technical failures, potentially triggering crises that engulf entire communities, a new study argues.
Jan 19, 2026
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Security
One more reason things cost more today: cybercrime.
Jan 19, 2026
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Security
Hackers claiming to have accessed more than 100,000 people's health records in New Zealand have reportedly extended a ransom deadline until Friday, after saying they want to build a "good reputation."
Jan 6, 2026
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