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John Marcelli is a staff writer for the CISO Brief, with a passion for exploring and writing about the ever-evolving world of technology. From emerging trends to in-depth reviews of the latest gadgets, John stays at the forefront of innovation, delivering engaging content that informs and inspires readers. When he's not writing, he enjoys experimenting with new tech tools and diving into the digital landscape.

Top Highlights Operation Eastwood: An international coalition led by Europol disrupted pro-Russian hacktivist group NoName057(16) through the dismantling of its server infrastructure and over 100 systems globally, resulting in arrests in France and Spain. Pro-Kremlin Activities: NoName057(16), operational since March 2022, utilizes Telegram to rally support for DDoS attacks on Ukraine and allies, incentivizing participants via cryptocurrency payments using a program called DDoSia. Most Wanted Allegations: Five Russian nationals, including key figures like Mihail Burlakov and Olga Evstratova, were added to the E.U. Most Wanted list for their roles in orchestrating significant cyber attacks, including optimizing attack software and managing…

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Welcome to your Daily CyberTech Highlights! Each day, we bring you the most essential news and insightful analysis from the world of Cybersecurity, Cloud security, Data protection, Data privacy and Technology. Stay informed on the latest trends, threats, and innovations shaping the digital landscape, so you can make informed decisions and stay ahead of the curve. Let’s dive into today’s top stories! Daily CyberTech Highlights Brand Covered: Codoxo Headline: Codoxo Achieves NIST 800-53 Revision 5 Compliance for Second Consecutive Year Codoxo, the trusted provider of AI-driven healthcare cost containment and payment integrity solutions, announced it has achieved NIST 800-53 Revision 5 compliance for the…

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Essential Insights Patching Notification: Broadcom has informed customers that multiple VMware product vulnerabilities revealed at the Pwn2Own competition have been patched, addressing critical security flaws. Competition Insights: At the Pwn2Own Berlin 2025 event, over $340,000 was awarded for VMware exploits, with the top reward of $150,000 for a significant integer overflow vulnerability in VMware ESXi. Key Vulnerabilities: The patched vulnerabilities include critical issues like CVE-2025-41236, which affects the VMXNET3 virtual network adapter, allowing privilege escalation to execute arbitrary code on the host. Vendor Advisory: Broadcom’s advisory indicates no known real-world exploitation of these vulnerabilities, while products from Rockwell Automation utilizing…

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Essential Insights Target of Cyber Attacks: The Taiwanese semiconductor industry has been targeted by spear-phishing campaigns from three Chinese state-sponsored groups (UNK_FistBump, UNK_DropPitch, UNK_SparkyCarp), focusing on organizations across the semiconductor supply chain and related financial analysts. Methodology of Attacks: UNK_FistBump used employment-themed phishing emails to deliver malware (Cobalt Strike or Voldemort), while UNK_DropPitch utilized malicious PDF links to deploy a backdoor (HealthKick) for data exfiltration, demonstrating sophisticated attack vectors within the sector. Operational Intent: These campaigns reflect a strategic priority by China to achieve semiconductor self-sufficiency, leveraging espionage tactics to undermine the Taiwanese industry amidst U.S. export controls. Broader Implications:…

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McCarthy brings over two decades of leadership experience in network and data security. Cyberhaven, the leader in AI-powered data security, announced it has hired cybersecurity industry leader James McCarthy as Senior Vice President of Sales. With 25 years of go-to-market experience, McCarthy brings deep operational expertise and a strong track record of scaling technology enterprise sales teams. His addition reinforces Cyberhaven’s commitment to helping more organizations identify data risks and take action to protect their data. With Cyberhaven, McCarthy will assume leadership of the sales team, focusing on driving meaningful growth, scaling revenue engines, and nurturing the company’s customer-centric commitment. Cyber Technology…

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THE HAGUE, Netherlands (AP) — A coordinated international operation has hit the infrastructure of a pro-Russian cybercrime network linked to a string of denial of service attacks targeting Ukraine and its allies, the European Union’s police agency Europol announced Wednesday.Codenamed Eastwood, the operation targeted the so-called NoName057(16) group, which was identified last month by Dutch authorities as being behind a series of denial-of-service attacks on several municipalities and organizations linked to a NATO summit in the Netherlands. Europol said that the cybercrime network was also involved in attacks in Sweden, Germany and Switzerland.The police agency said the international operation “led…

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Three keynote speakers to captivate thousands of cybersecurity professionals around key cybersecurity topics from cyber warfare and ethical hacking to high profile data breaches ISC2 – the world’s leading nonprofit member association for cybersecurity professionals, announced three keynote speakers for the ISC2 Security Congress, taking place October 28-30, 2025, in Nashville, TN and in a global virtual format. This year’s keynote speakers will take the stage in front of 4,000 cybersecurity professionals from around the world to lead thought-provoking discussions on critical cybersecurity topics, including AI, ethical hacking, and leadership – providing insights that empower cyber professionals to navigate the industry’s evolving landscape.   Cyber Technology…

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TAC Security, a premier provider of AI-driven risk and vulnerability management solutions, has opened its wholly owned Canadian subsidiary. In a bold move to strengthen its worldwide presence. And also meet the changing requirements of enterprise customers. The new company, TAC Security (Canada), is well-positioned to further the company’s business reach. That too through North America, one of the world’s fastest-expanding cybersecurity markets. Eventually, through this growth, TAC Security hopes to continue its goal. Goal of become the world’s largest vulnerability management platform provider in 2026. “Having a Canadian presence allows us to better align with the security needs of…

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One of the most significant challenges faced by businesses today is the direct targeting of users by cybercriminals. Bad actors use methods like social engineering and business email compromise to obtain valid user credentials, allowing them to bypass traditional security measures and gain easy access to sensitive data. In this new landscape, securing the identity perimeter has emerged as a crucial aspect of any effective security strategy. Cyolo’s Head of Research, Dor Dali, is an expert in cybersecurity and has helped numerous businesses to secure their identity perimeter. In this webinar, Dor will share some of his experiences from the…

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Fortra announced the release of new AI-driven features, enhanced threat hunting capabilities, and deeper intelligence integrations within its Cloud Email Protection (CEP) service—part of the company’s Integrated Cloud Email Security (ICES) solution. These new features improve the detection of sophisticated social engineering attacks that frequently evade traditional defenses. In May alone, these updates disrupted more than 87,000 additional email threats.  “We are relentless when it comes to breaking the attack chain,” says John Grancarich, Chief Strategy Officer, Fortra. “Our threat research, data science, and product teams are constantly innovating to keep malicious emails out of customer inboxes.”  Cyber Technology Insights : ISC2 Research Reveals…

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