WSJ Pro Cybersecurity

A recent EY test of new frontier AI models on a single healthcare customer found 45 million vulnerabilities in a matter of hours. States say they are being excluded from these pilots wsj.com/pro/cybersecur…

Act-of-war exclusions are largely untested in the cyber insurance market, where the line between cybercrime and nation-state warfare is unclear wsj.com/pro/cybersecur…

Though the finance sector is seen as a model for cybersecurity, it must change to meet more agile threats, says Valerie Abend, the new CEO of FS-ISAC, the industry’s main cyber threat-sharing group wsj.com/articles/finan…

Iran-backed hackers say they are expanding cyberattacks to global targets outside of critical infrastructure in retaliation for U.S. and Israeli military strikes wsj.com/articles/iran-…

Act-of-war exclusions are largely untested in the cyber insurance market, where the line between cybercrime and nation-state warfare is unclear wsj.com/pro/cybersecur…

Microsoft says it has helped pull the plug on a massive criminal platform that sold ready-made online hacking kits for budding cybercriminals wsj.com/articles/micro…

As hacking sites are seized, criminals are learning from it. “A successful takedown can paradoxically become a tutorial for every other threat actor watching from the sidelines,” one expert says. wsj.com/articles/onlin…

The White House issued an order to use various levers of government power to take on cybercrime gangs such as Southeast Asian romance-scam farms wsj.com/articles/trump…

The Trump administration published a brief document outlining a more aggressive cyber posture that will involve the private sector wsj.com/articles/white…

Medtech giant Stryker is experiencing a global outage across its systems, with staff and contractors reporting the logo of an Iran-linked hacking group appeared on login pages wsj.com/articles/stryk…

Sens. Mark Warner and Mike Rounds proposed creating a commission to examine federal artificial intelligence policy wsj.com/articles/senat…

From stolen intellectual property and marketing data to rare-earth intel, U.S. cyber adversaries are gathering "blueprints" to build their own market leaders wsj.com/articles/natio…

Once a fringe concept, the idea of enlisting private firms in offensive cyber operations is becoming a pillar of national security wsj.com/articles/momen…

Colin Ahern, cyber chief of New York state, has been promoted to director of security and intelligence, a newly created post that encompasses hybrid cyber-physical attacks and drone threats wsj.com/articles/new-y…

In 2026, corporate cyber teams will get more strategic about how they use AI for defense wsj.com/articles/secur…

Cybersecurity company Varonis Systems said it would acquire artificial-intelligence specialist AllTrue in a $125 million all-cash deal wsj.com/articles/varon…

A hacking group known as Clop (Russian for bedbug) is still making ransom demands for millions of dollars from users of Oracle’s E-Business Suite software. The hack was last July. wsj.com/articles/oracl…

As Washington goes on offense against global cyber foes, legislation to foster private-public collaboration will be essential, cybersecurity experts say wsj.com/articles/lawma…

Last year’s hack of an Oracle business software is still generating multimillion-dollar ransom demands from a hackers group known as Clop (bedbug in Russian) wsj.com/articles/oracl…

The Trump administration wants to go on offense against hackers but the effort won't work without support from states and private firms that run U.S. water systems, electricity grids and hospitals wsj.com/articles/washi…