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Latest news on cybersecurity, including data breaches, security vulnerabilities, cyberattacks, malware and phishing attacks, data privacy and compliance, cybersecurity conferences and more.

]]> https://www.securitymagazine.com/rss/2236-cybersecurity-news en-us Unauthorized Users Accessed Claude Mythos, New Reports Suggest algerj@bnpmedia.com (Jordyn Alger) Anthropic’s new AI model may have been accessed by unauthorized users. 

]]> http://www.securitymagazine.com/articles/102251 Wed, 22 Apr 2026 13:00:00 -0400 https://www.securitymagazine.com/articles/102251-unauthorized-users-accessed-claude-mythos-new-reports-suggest Hackers Claim 19M Records Stolen From French Government Agency The France Titres discovered a security incident. 

]]> http://www.securitymagazine.com/articles/102248 Wed, 22 Apr 2026 09:00:00 -0400 https://www.securitymagazine.com/articles/102248-hackers-claim-19m-records-stolen-from-french-government-agency Security Leaders Discuss the Vercel Breach algerj@bnpmedia.com (Jordyn Alger) Security leaders are discussing the Vercel breach. 

]]> http://www.securitymagazine.com/articles/102246 Tue, 21 Apr 2026 12:00:00 -0400 https://www.securitymagazine.com/articles/102246-security-leaders-discuss-the-vercel-breach US Security Agency Leverages Claude Mythos Despite Pentagon Blacklist algerj@bnpmedia.com (Jordyn Alger) Reports suggest that the NSA is using Claude Mythos. 

]]> http://www.securitymagazine.com/articles/102243 Mon, 20 Apr 2026 13:00:00 -0400 https://www.securitymagazine.com/articles/102243-us-security-agency-leverages-claude-mythos-despite-pentagon-blacklist Vercel Breach Originated From an Employee’s AI Tool algerj@bnpmedia.com (Jordyn Alger) This breach occurred due to a third-party AI tool. 

]]> http://www.securitymagazine.com/articles/102242 Mon, 20 Apr 2026 12:00:00 -0400 https://www.securitymagazine.com/articles/102242-vercel-breach-originated-from-an-employees-ai-tool 58% of Organizations Spend Over 10 Hours a Month Securing AI-generated Code A recent report by Cloudsmith found that 31% of organizations using AI-generated code spend 10 hours or less per month validating, auditing, or securing it.

]]> http://www.securitymagazine.com/articles/102241 Mon, 20 Apr 2026 10:23:28 -0400 https://www.securitymagazine.com/articles/102241-58-of-organizations-spend-over-10-hours-a-month-securing-ai-generated-code Top 3 Cyber Insurance Incident Claims algerj@bnpmedia.com (Jordyn Alger) A new report reveals the top three cyber incidents that account for a majority of reported claims. 

]]> http://www.securitymagazine.com/articles/102232 Mon, 20 Apr 2026 00:00:00 -0400 https://www.securitymagazine.com/articles/102232-top-3-cyber-insurance-incident-claims What Are Security Experts Saying About OpenAI’s GPT-5.4-Cyber? algerj@bnpmedia.com (Jordyn Alger) OpenAI has launched GPT-5.4-Cyber, a model optimized for defensive cybersecurity usage. 

]]> http://www.securitymagazine.com/articles/102235 Thu, 16 Apr 2026 11:00:00 -0400 https://www.securitymagazine.com/articles/102235-what-are-security-experts-saying-about-openais-gpt-54-cyber McGraw Hill Data Breach Caused by Salesforce Misconfiguration algerj@bnpmedia.com (Jordyn Alger) McGraw Hill announced a data breach connected to a Salesforce misconfiguration.

]]> http://www.securitymagazine.com/articles/102233 Wed, 15 Apr 2026 12:00:00 -0400 https://www.securitymagazine.com/articles/102233-mcgraw-hill-data-breach-caused-by-salesforce-misconfiguration Venice Hydraulic Pump System Hacked, Hackers Claim Power to Create Floods Venice’s hydraulic pump system was hacked.

]]> http://www.securitymagazine.com/articles/102231 Tue, 14 Apr 2026 12:30:00 -0400 https://www.securitymagazine.com/articles/102231-venice-hydraulic-pump-system-hacked-hackers-claim-power-to-create-floods Pro-Iranian Actor Claims L.A. Metro Cyberattack New intelligence suggests a pro-Iranian actor is responsible for the L.A. Metro cyberattack. 

]]> http://www.securitymagazine.com/articles/102230 Tue, 14 Apr 2026 11:30:00 -0400 https://www.securitymagazine.com/articles/102230-pro-iranian-actor-claims-la-metro-cyberattack 3 Quantum Realities to Confront this World Quantum Day algerj@bnpmedia.com (Jordyn Alger) 3 quantum realities security leaders need to confront. 

]]> http://www.securitymagazine.com/articles/102229 Tue, 14 Apr 2026 08:15:00 -0400 https://www.securitymagazine.com/articles/102229-3-quantum-realities-to-confront-this-world-quantum-day Booking.com Customer Data Hacked, Exposed Booking.com is warning customers that their information may have been exposed. 

]]> http://www.securitymagazine.com/articles/102228 Mon, 13 Apr 2026 08:00:00 -0400 https://www.securitymagazine.com/articles/102228-bookingcom-customer-data-hacked-exposed Top Secret Clearance Holder Charged With Leaking Classified National Defense Information Former Army employee indicted for allegedly sharing classified national defense information to unauthorized individuals. 

]]> http://www.securitymagazine.com/articles/102227 Fri, 10 Apr 2026 13:00:00 -0400 https://www.securitymagazine.com/articles/102227-top-secret-clearance-holder-charged-with-leaking-classified-national-defense-information What Are Security Experts Saying About Claude Mythos and Project Glasswing? algerj@bnpmedia.com (Jordyn Alger) Security experts share their thoughts on Claude Mythos and Project Glasswing with Security magazine. 

]]> http://www.securitymagazine.com/articles/102226 Fri, 10 Apr 2026 12:00:00 -0400 https://www.securitymagazine.com/articles/102226-what-are-security-experts-saying-about-claude-mythos-and-project-glasswing Chinese Supercomputer Allegedly Hacked, 10 Petabytes of Data Stolen Data has allegedly been stolen from a state-run Chinese supercomputer.

]]> http://www.securitymagazine.com/articles/102225 Thu, 09 Apr 2026 15:00:00 -0400 https://www.securitymagazine.com/articles/102225-chinese-supercomputer-allegedly-hacked-10-petabytes-of-data-stolen Iranian-Linked Cyber Actors Target US Critical Infrastructure, Security Leaders Respond algerj@bnpmedia.com (Jordyn Alger) CISA warns that Iranian-connected cyber actors are focusing U.S. critical infrastructure.

]]> http://www.securitymagazine.com/articles/102221 Wed, 08 Apr 2026 12:00:00 -0400 https://www.securitymagazine.com/articles/102221-iranian-linked-cyber-actors-target-us-critical-infrastructure-security-leaders-respond LAPD Records Hacked and Exposed A data breach has lead to the exposure of sensitive LAPD records. 

]]> http://www.securitymagazine.com/articles/102215 Wed, 08 Apr 2026 05:00:00 -0400 https://www.securitymagazine.com/articles/102215-lapd-records-hacked-and-exposed New Trump Administration Budget Cuts $707M from CISA Funding algerj@bnpmedia.com (Jordyn Alger) The White House plans to cut $707M from CISA funding. 

]]> http://www.securitymagazine.com/articles/102213 Tue, 07 Apr 2026 00:00:00 -0400 https://www.securitymagazine.com/articles/102213-new-trump-administration-budget-cuts-707m-from-cisa-funding Breach of FBI Surveillance System Considered a “Major Incident,” Security Experts Weigh In algerj@bnpmedia.com (Jordyn Alger) Security leaders discuss this breach and share insights. 

]]> http://www.securitymagazine.com/articles/102207 Mon, 06 Apr 2026 11:00:00 -0400 https://www.securitymagazine.com/articles/102207-breach-of-fbi-surveillance-system-considered-a-major-incident-security-experts-weigh-in World Cloud Security Day: Breaking Down the State of Cloud Cybersecurity and Physical Security algerj@bnpmedia.com (Jordyn Alger) A snapshot of the state of the cloud in cybersecurity and physical security. 


]]> http://www.securitymagazine.com/articles/102204 Fri, 03 Apr 2026 12:00:00 -0400 https://www.securitymagazine.com/articles/102204-world-cloud-security-day-breaking-down-the-state-of-the-cloud-cybersecurity-and-physical-security AI Startup Mercor, Which Works With Open AI and Anthropic, Confirms Data Breach algerj@bnpmedia.com (Jordyn Alger) Mercor has faced a breach of data. 

]]> http://www.securitymagazine.com/articles/102203 Fri, 03 Apr 2026 08:00:00 -0400 https://www.securitymagazine.com/articles/102203-ai-startup-mercor-which-works-with-open-ai-and-anthropic-confirms-data-breach 10 Data Security Stories to Know About (March 2026) Security magazine reviews 10 data security events from March 2026. 

]]> http://www.securitymagazine.com/articles/102198 Wed, 01 Apr 2026 04:00:00 -0400 https://www.securitymagazine.com/articles/102198-10-data-security-stories-to-know-about-march-2026 Security Leaders Share Thoughts on Foster City Cyberattack A ransomware attack on Foster City, California, triggered a state of emergency to access additional resources to keep systems up and running.

]]> http://www.securitymagazine.com/articles/102196 Tue, 24 Mar 2026 13:52:05 -0400 https://www.securitymagazine.com/articles/102196-security-leaders-share-thoughts-on-foster-city-cyberattack 3.7M Records Exposed, Many Belonging to Sears Home Services Three different databases were publicly exposed, amounting to 3.7 million records. 

]]> http://www.securitymagazine.com/articles/102188 Mon, 23 Mar 2026 05:00:00 -0400 https://www.securitymagazine.com/articles/102188-37m-records-exposed-many-belonging-to-sears-home-services Hackers Claim to Have Breached Streaming Service CrunchyRoll’s Data Hackers claim that they breached Sony’s anime streaming service CrunchyRoll. 

]]> http://www.securitymagazine.com/articles/102195 Mon, 23 Mar 2026 00:00:00 -0400 https://www.securitymagazine.com/articles/102195-hackers-claim-to-have-breached-streaming-service-crunchyrolls-data The FBI Buys Data to Track Movement, Location History Director Patel stated the FBI purchases data that can be leveraged to track a person’s movement and location history.

]]> http://www.securitymagazine.com/articles/102189 Fri, 20 Mar 2026 04:00:00 -0400 https://www.securitymagazine.com/articles/102189-the-fbi-buys-data-to-track-movement-location-history 8M Confidential Crime Tips Hacked, Compromised algerj@bnpmedia.com (Jordyn Alger) A hacker group claimed to breach a platform used for submitting tips about criminal events. 

]]> http://www.securitymagazine.com/articles/102191 Thu, 19 Mar 2026 04:00:00 -0400 https://www.securitymagazine.com/articles/102191-8m-confidential-crime-tips-hacked-compromised Trump’s Former Counter-Terrorism Official Investigated Over Alleged Leaks Joe Kent is under investigation for alleged leaks of classified information

]]> http://www.securitymagazine.com/articles/102187 Thu, 19 Mar 2026 02:00:00 -0400 https://www.securitymagazine.com/articles/102187-trumps-former-counter-terrorism-official-investigated-over-alleged-leaks Stryker Update: FBI Seizes Website of Iran-Linked Hackers The FBI has seized the website of the Iranian-linked hackers believed to be behind the recent cyberattack against Stryker. 

]]> http://www.securitymagazine.com/articles/102190 Thu, 19 Mar 2026 00:00:00 -0400 https://www.securitymagazine.com/articles/102190-stryker-update-fbi-seizes-website-of-iran-linked-hackers