Tag: cybersecurity
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Firestarter malware survives Cisco firewall updates, security patches
Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. First seen on bleepingcomputer.com Jump to article: www.bleepingcomputer.com/news/security/firestarter-malware-survives-cisco-firewall-updates-security-patches/
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TDL 020 – Why DNS Is Your First Line of Cyber Defense – Chris Buijs
Tags: access, attack, automation, business, cisco, ciso, cloud, container, corporate, country, cyber, cybersecurity, data, ddos, defense, dns, encryption, endpoint, finance, firewall, group, hacker, ibm, infrastructure, Internet, iot, jobs, malicious, microsoft, network, office, phone, programming, router, saas, service, software, startup, strategy, switch, technology, threat, tool, training, update, usa, vulnerability, zero-trustIn Episode 20 of The Defender’s Log, host David Redekop sits down with Amsterdam-based tech veteran Chris Buijs to discuss the often-overlooked backbone of internet security: DNS (Domain Name System). The “Set-it-and-Forget-it” Trap Buijs, who transitioned from an electrician to a network architect, notes that many organizations treat DNS as a “utility” rather than a…
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TDL 020 – Why DNS Is Your First Line of Cyber Defense – Chris Buijs
Tags: access, attack, automation, business, cisco, ciso, cloud, container, corporate, country, cyber, cybersecurity, data, ddos, defense, dns, encryption, endpoint, finance, firewall, group, hacker, ibm, infrastructure, Internet, iot, jobs, malicious, microsoft, network, office, phone, programming, router, saas, service, software, startup, strategy, switch, technology, threat, tool, training, update, usa, vulnerability, zero-trustIn Episode 20 of The Defender’s Log, host David Redekop sits down with Amsterdam-based tech veteran Chris Buijs to discuss the often-overlooked backbone of internet security: DNS (Domain Name System). The “Set-it-and-Forget-it” Trap Buijs, who transitioned from an electrician to a network architect, notes that many organizations treat DNS as a “utility” rather than a…
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FIRESTARTER Backdoor Hit Federal Cisco Firepower Device, Survives Security Patches
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has revealed that an unnamed federal civilian agency’s Cisco Firepower device running Adaptive Security Appliance (ASA) software was compromised in September 2025 with malware called FIRESTARTER.FIRESTARTER, per CISA and the U.K.’s National Cyber Security Centre (NCSC), is assessed to be a backdoor designed for remote access and…
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Data Breaches, AI Expansion, and Cloud Security Define This Week’s Cyber Landscape in April 2026
Weekly summary of Cybersecurity Insider newsletters in April 2026 First seen on esecurityplanet.com Jump to article: www.esecurityplanet.com/weekly-roundup/data-breaches-ai-expansion-and-cloud-security-define-this-weeks-cyber-landscape-in-april-2026/
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Top Cybersecurity Marketing Agencies in 2026: The Specialists Who Actually Understand the Industry
Cybersecurity is one of the hardest industries to market. Buyers are CISOs who can spot a generalist agency in seconds. Here are the top 7 cybersecurity marketing agencies of 2026, each with real security expertise, proprietary buyer data, and proven client results to help you pick right. First seen on securityboulevard.com Jump to article: securityboulevard.com/2026/04/top-cybersecurity-marketing-agencies-in-2026-the-specialists-who-actually-understand-the-industry/
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AI Rush is Reviving Old Cybersecurity Mistakes, Mandiant VP Warns
AI tools are not just creating new vulnerabilities, they are reviving old security failures, warned Jurgen Kutscher, VP of Mandiant Consulting First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/ai-old-cybersecurity-mistakes/
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The Cyber Express Weekly Roundup: Data Breaches, Malware Campaigns, and Cyber Fraud Investigations
In this week’s edition of The Cyber Express weekly roundup, we explore the latest developments in the world of cybersecurity, focusing on high-profile data breaches, growing malware campaigns, and law enforcement actions against cybercriminals. First seen on thecyberexpress.com Jump to article: thecyberexpress.com/tce-weekly-roundup-april-2026/
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Community-Tool zur Erkennung von Credential-Theft mit Defense-First-AI
Arctic Wolf gibt die Einführung von Decipio bekannt. Dabei handelt es sich um ein defensives Cybersecurity-Tool, das Security-Teams dabei unterstützt, Angreifer genau in dem Moment zu erkennen, in dem sie Zugangsdaten innerhalb eines Netzwerks stehlen wollen. Der Diebstahl von Zugangsdaten zählt weiterhin zu den häufigsten Arten von Cyberangriffen, gleichzeitig stellt sich deren frühzeitige Erkennung als besonders schwer dar. Der jährliche Threat-Report von Arctic Wolf zeigt wiederholt,…
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26 FakeWallet Apps Found on Apple App Store Targeting Crypto Seed Phrases
Cybersecurity researchers have discovered a set of malicious apps on the Apple App Store that impersonate popular cryptocurrency wallets in an attempt to steal recovery phrases and private keys since at least fall 2025.”Once launched, these apps redirect users to browser pages designed to look similar to the App Store and distribute trojanized versions of…
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Claude Desktop Reportedly Adds Browser Access Bridge for Chromium Browsers
A detailed cybersecurity report published by privacy expert Alexander Hanff on April 18, 2026, reveals that Anthropic’s Claude Desktop application for macOS silently installs a Native Messaging bridge across multiple Chromium-based browsers. This unprompted installation establishes out-of-sandbox browser automation hooks that pose significant privacy and security risks, bypassing explicit user consent and standard application security…
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Claude Desktop Reportedly Adds Browser Access Bridge for Chromium Browsers
A detailed cybersecurity report published by privacy expert Alexander Hanff on April 18, 2026, reveals that Anthropic’s Claude Desktop application for macOS silently installs a Native Messaging bridge across multiple Chromium-based browsers. This unprompted installation establishes out-of-sandbox browser automation hooks that pose significant privacy and security risks, bypassing explicit user consent and standard application security…
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Xiongmai IP Camera Flaw Lets Attackers Bypass Authentication
Tags: access, authentication, cctv, cyber, cybersecurity, flaw, infrastructure, technology, vulnerabilityA critical security vulnerability has been identified in Hangzhou Xiongmai Technology’s XM530 IP Cameras, putting countless commercial facilities at risk. This severe flaw allows remote attackers to bypass authentication protocols and access sensitive device information easily. The Cybersecurity and Infrastructure Security Agency (CISA) published an official alert regarding the issue on April 23, 2026. Critical…
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China-Linked Cyber Actors Turn to Massive Covert Botnets to Evade Detection
A newly issued cybersecurity advisory highlights an evolution in the tactics, techniques and procedures (TTPs) employed by China-Nexus threat actors. The report, released with support from the UK Cyber League and coordinated by the National Cyber Security Centre (NCSC-UK) alongside international partners, sheds light on how Chinese threat actors are relying on large-scale covert networks of compromised…
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OpenAI’s GPT-5.5 is out with expanded cybersecurity safeguards
Competition to release stronger AI models is accelerating, and just weeks after the release of GPT-5.4, OpenAI has introduced GPT-5.5, pointing to expanded safeguards in the … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/24/openai-gpt-5-5-cybersecurity-safeguards/
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Hackers Exploit Ollama Model Uploads to Leak Server Data
Cybersecurity researchers have uncovered a severe, unpatched vulnerability in Ollama, a popular open-source platform used for running large language models locally. Tracked as CVE-2026-5757, this critical flaw exists in Ollama’s model quantization engine. If exploited, it allows an unauthenticated attacker to steal sensitive server data by simply uploading a maliciously crafted AI model file. How…
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Hackers Exploit Ollama Model Uploads to Leak Server Data
Cybersecurity researchers have uncovered a severe, unpatched vulnerability in Ollama, a popular open-source platform used for running large language models locally. Tracked as CVE-2026-5757, this critical flaw exists in Ollama’s model quantization engine. If exploited, it allows an unauthenticated attacker to steal sensitive server data by simply uploading a maliciously crafted AI model file. How…
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AI is speeding up nation-state cyber programs
In this Help Net Security interview, Kaja Ciglic, Senior Director, Cybersecurity Policy and Diplomacy at Microsoft, discusses how nation-state cyber programs have changed over … First seen on helpnetsecurity.com Jump to article: www.helpnetsecurity.com/2026/04/24/kaja-ciglic-microsoft-nation-state-cyber-programs/
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Automatisierung und Managed Security Services in der Cybersecurity Kostenoptimierung bedeutet nicht Verzicht
Noch nie war die Bedrohungslage durch Cyberangriffe so hoch. Trotzdem setzen viele Unternehmen weiter auf bereits überholte Security-Ansätze oder kürzen Budgets an den falschen Stellen. Wer IT-Sicherheit heute wirksam und gleichzeitig wirtschaftlich gestalten will, muss umdenken. Die Kombination aus KI-gestützter Automatisierung und der Auslagerung von Security-Prozessen ist dabei der Schlüssel, um budgetäre Effizienz und den…
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Bitwarden CLI Compromised After Malicious GitHub Actions Workflow
Cybersecurity researchers at Socket have uncovered a major supply chain compromise affecting the Bitwarden CLI. Attackers successfully abused a GitHub Action in Bitwarden’s CI/CD pipeline to inject malicious code into the popular password manager’s npm package. This breach is part of the broader, ongoing Checkmarx supply chain campaign. Bitwarden CLI Compromised The compromised package, identified…
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The curious case of Sean Plankey’s derailed CISA nomination
Questions over who wanted Plankey blocked: On March 3, Ana Visneski, a former head of global disaster response at Amazon Web Services and former chief of digital media for the US Coast Guard, posted on Bluesky that she was “hearing from multiple sources” that Plankey “has been fired and escorted out of Coast Guard HQ…
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Trump’s pick to run US cyber agency CISA asks to drop out
Sean Plankey has requested to withdraw his name to run the U.S. cybersecurity agency after a tumultuous year of chaotic temporary leadership. First seen on techcrunch.com Jump to article: techcrunch.com/2026/04/23/trumps-pick-to-run-us-cyber-agency-cisa-asks-to-drop-out/
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Hacked Devices Are Gateways for Chinese Nation-State Hackers
Routing Malicious Traffic Through Hacked IoT Devices Is Leading to ‘IoC Extinction’. Networks comprised of hacked domestic devices underpin a mounting number of Chinese nation-state hacking operations, warned British, U.S. and a slew of other national cybersecurity agencies. The networks comprise small office home office routers, IoT equipment and smart devices. First seen on govinfosecurity.com…
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Five steps to become Mythos ready
Tags: access, ai, attack, automation, breach, business, cloud, compliance, control, cvss, cyber, cybersecurity, data, defense, detection, exploit, flaw, framework, identity, incident response, infrastructure, LLM, mitre, network, office, open-source, openai, risk, software, threat, tool, training, update, vulnerability, zero-dayAI is uncovering vulnerabilities at a scale that will overwhelm legacy defenses. Here is how to build a security organization that is Mythos ready. Key takeaways While frontier AI models like Claude Mythos boost cyber defenses, they also empower attackers to discover and weaponize vulnerabilities at unprecedented machine speed. To avoid getting buried by an…
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Five steps to become Mythos ready
Tags: access, ai, attack, automation, breach, business, cloud, compliance, control, cvss, cyber, cybersecurity, data, defense, detection, exploit, flaw, framework, identity, incident response, infrastructure, LLM, mitre, network, office, open-source, openai, risk, software, threat, tool, training, update, vulnerability, zero-dayAI is uncovering vulnerabilities at a scale that will overwhelm legacy defenses. Here is how to build a security organization that is Mythos ready. Key takeaways While frontier AI models like Claude Mythos boost cyber defenses, they also empower attackers to discover and weaponize vulnerabilities at unprecedented machine speed. To avoid getting buried by an…
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Trump’s Top Cyber Nominee Withdraws After Turbulent Process
Sean Plankey Abandons Bid After Yearlong Delay as CISA’s Leadership Vacuum Deepens. Sean Plankey withdrew his nomination after a 13-month stalled process, leaving the U.S. Cybersecurity and Infrastructure Security Agency without a Senate-confirmed director as political disputes, workforce cuts and budget pressure continue to hamper federal cyber operations. First seen on govinfosecurity.com Jump to article:…
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It pays to be a forever student
Tags: cybersecurityIn this newsletter, Joe discusses why understanding other disciplines can often flow back into the macro and micro of cybersecurity, especially in a world of AI. First seen on blog.talosintelligence.com Jump to article: blog.talosintelligence.com/it-pays-to-be-a-forever-student/
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The Guardian view on Anthropic’s Claude Mythos: when AI finds every flaw, who controls the internet? | Editorial
Tech can scale cyber-attacks and defences alike, raising questions about private power, public risk and the future of a shared internetAnthropic announced its latest AI model, <a href=”https://www.theguardian.com/technology/2026/apr/08/anthropic-ai-cybersecurity-software”>Claude Mythos, this month but said it would not be released publicly, because it turns computers into crime scenes. The company claimed that it could find previously unknown…
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Quantum Networking Breakthrough Points to Key Security Gains
Cybersecurity professionals have long had high hopes for a quantum Internet, given that any attempt to intercept data alters it, which exposes the intrusion. This basic principle of physics positions quantum networking as a potential structural shift in cybersecurity. New research from New York University, in collaboration with Qunnect and Cisco, brings that concept closer..…
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Integrity Assurance: The Security Capability the Industry Still Doesn’t Fully Understand
<div cla For all the progress in cybersecurity tooling and spending, one concept remains oddly underdeveloped in both definition and execution: Integrity. The industry has long had a clear grasp of Confidentiality and Availability within the CIA Triad, along with the controls that support them. Yet, Integrity remains far less defined both in what it…