A Brazilian tech firm that specializes in protecting networks from distributed denial-of-service (DDoS) attacks has been enabling a botnet responsible for an extended campaign of massive DDoS attacks against other network operators in Brazil, KrebsOnSecurity has learned. The firm's chief executive says the malicious activity resulted from a security breach and was likely the work of a competitor trying to tarnish his company's public image.
While drivers race to shave off seconds on the track, the team's IT and engineering staff are speeding up how they deliver security.
Global financial institutions are panicked over Anthropic's new superhacker AI model. Cyber experts aren't quite as worried.
Wiz used an AI reverse-engineering tool to pinpoint a vulnerability that previously would have been too costly and time-consuming to undertake.
Flaws in OpenEMR's platform — used by more than 100,000 healthcare providers — enabled database compromise, remote code execution, and data theft.
The emerging ransomware has been deployed against victims of the TeamPCP supply chain attacks, but organizations should think twice before paying for a decryptor.
An analysis of the destructive malware reveals sophisticated living-off-the-land (LotL) techniques and detailed strategies for the widespread deletion of data.
Dark Reading Confidential Episode 17: Chris Inglis was the head civilian in charge at the NSA when the Snowden leaks exploded. He gets candid about mistakes the organization made, and what CISOs need to know about spotting potential threats, media disclosures, and "enculturation."
A 24-year-old British national and senior member of the cybercrime group "Scattered Spider" has pleaded guilty to wire fraud conspiracy and aggravated identity theft. Tyler Robert Buchanan admitted his role in a series of text-message phishing attacks in the summer of 2022 that allowed the group to hack into at least a dozen major technology companies and steal tens of millions of dollars worth of cryptocurrency from investors.
Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a SharePoint Server zero-day and a publicly disclosed weakness in Windows Defender dubbed "BlueHammer." Separately, Google Chrome fixed its fourth zero-day of 2026, and an emergency update for Adobe Reader nixes an actively exploited flaw that can lead to remote code execution.
SASE architectures, though not new, were formally introduced as a market capability in 2019.
Hackers linked to Russia's military intelligence units are using known flaws in older Internet routers to mass harvest authentication tokens from Microsoft Office users, security experts warned today. The spying campaign allowed state-backed Russian hackers to quietly siphon authentication tokens from users on more than 18,000 networks without deploying any malicious software or code.
Dark Reading's Kelly Jackson Higgins shares insights on the past, present, and future of cybersecurity after attending RSAC 2026 Conference.
As AI dominated RSAC 2026, CISOs and industry leaders debated its role in security, from agentic applications to the challenges of scaling human involvement in decision-making.
An elusive hacker who went by the handle "UNKN" and ran the early Russian ransomware groups GandCrab and REvil now has a name and a face. Authorities in Germany say 31-year-old Russian Daniil Maksimovich Shchukin headed both cybercrime gangs and helped carry out at least 130 acts of computer sabotage and extortion against victims across the country between 2019 and 2021.
AI-driven threats, global leadership shifts, and the future of cybersecurity in a rapidly evolving landscape were among the discussions at RSAC 2026 Conference.
Dark Reading Confidential Episode 16: CISOs are bullish on AI and have big plans to roll out future tools. We talk to Reddit CISO Fredrick Lee and Omdia principal analyst Dave Gruber about how AI is working out in the real world, as well as its future promise.
As AI took center stage at this year's conference, experts debated automation, oversight and the evolving role of human intelligence in cybersecurity — despite the US government's notable absence.
A financially motivated data theft and extortion group is attempting to inject itself into the Iran war, unleashing a worm that spreads through poorly secured cloud services and wipes data on infected systems that use Iran's time zone or have Farsi set as the default language.
The U.S. Justice Department joined authorities in Canada and Germany in dismantling the online infrastructure behind four highly disruptive botnets that compromised more than three million hacked Internet of Things (IoT) devices, such as routers and web cameras. The feds say the four botnets -- named Aisuru, Kimwolf, JackSkid and Mossad -- are responsible for a series of recent record-smashing distributed denial-of-service (DDoS) attacks capable of knocking nearly any target offline.
Discover how Franz Regul, former CISO for the Paris 2024 Olympics, tackled unique cybersecurity challenges to protect the Games from evolving threats.
Sightline Security's founder and advisory board discuss how cybersecurity poses significant problems for nonprofits and suggest ways the industry can help.
In this edition of "Reporters' Notebook," we discuss cyberattackers targeting the Milan-Cortina Winter Games, adding them to a long list of global sporting events in the crosshairs. Though the attack surface is grander, there are key incident-response takeaways for regular enterprises, too.
A hacktivist group with links to Iran's intelligence agencies is claiming responsibility for a data-wiping attack against Stryker, a global medical technology company based in Michigan. News reports out of Ireland, Stryker's largest hub outside of the United States, said the company sent home more than 5,000 workers there today. Meanwhile, a voicemail message at Stryker's main U.S. headquarters says the company is currently experiencing a building emergency.
Dark Reading Confidential Episode 15: Interpol relied on Will Thomas and his team at Team Cymru to help break up a sprawling cybercrime ring, leading to the arrest of 574 suspects, the recovery of more than $3 million, and the decryption of six malware variants. Here's his story.
Col. Georgeo Xavier Pulikkathara, CISO at iMerit, discusses the importance of fundamentals, continuous learning, and human ingenuity in the face of AI-driven cybersecurity evolution.
In the latest edition of Reporters' Notebook, a trio of journalists urge the cybersecurity industry to prioritize patching vulnerabilities, preparing for quantum threats, and refining AI applications.
Dark Reading Confidential Episode 14: How curious, ethical problem-solving can continue to serve as a guiding principle for an evolving cybersecurity sector.
Our cyber reporters discuss 2026 predictions, highlighting the rise of AI-driven threats, the shift to resilience over prevention, and the urgent need for advanced security measures to combat evolving risks.