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How attackers weaponize communications networks

How attackers weaponize communications networks 2025-09-11 at 08:30 By Mirko Zorz In this Help Net Security interview, Gregory Richardson, Vice President, Advisory CISO Worldwide, at BlackBerry, talks about the growing risks to communications networks. He explains why attackers focus on these networks and how their motivations range from corporate espionage to geopolitical influence. The discussion […]

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Microsoft, Adobe, SAP deliver critical fixes for September 2025 Patch Tuesday

Microsoft, Adobe, SAP deliver critical fixes for September 2025 Patch Tuesday 2025-09-10 at 13:56 By Zeljka Zorz On September 2025 Patch Tuesday, Microsoft has released patches for 80+ vulnerabilities in its various software products, but the good news is that none of them are actively exploited. Among the critical and important vulnerabilities patched by Microsoft

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Automated network pentesting uncovers what traditional tests missed

Automated network pentesting uncovers what traditional tests missed 2025-09-10 at 11:45 By Zeljka Zorz Most organizations run an annual network penetration test, remediate the issues it uncovers, and move on. But attackers are probing networks every day, using publicly available tools to exploit common misconfigurations and overlooked vulnerabilities. A new report, based on over 50,000

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Fixing silent failures in security controls with adversarial exposure validation

Fixing silent failures in security controls with adversarial exposure validation 2025-09-10 at 08:16 By Help Net Security Organizations often operate as if their security controls are fully effective simply because they’re deployed, configured, and monitored. Firewalls are in place, endpoints are protected, and SIEM rules are running. All good, right? Not so fast. Appearances can

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Plex tells users to change passwords due to data breach, pushes server owners to upgrade

Plex tells users to change passwords due to data breach, pushes server owners to upgrade 2025-09-09 at 19:42 By Zeljka Zorz Media streaming company Plex has suffered a data breach and is urging users to reset their account password and enable two-factor authentication. “An unauthorized third party accessed a limited subset of customer data from

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Download: Cyber defense guide for the financial sector

Download: Cyber defense guide for the financial sector 2025-09-09 at 15:46 By Help Net Security Data breaches cost more for financial organizations than they do for those in many other industries. In attempting to strengthen your financial organization’s cybersecurity, you must contend with evolving regulatory obligations, outdated IT infrastructure, and other challenges. How do you

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Ongoing malvertising campaign targets European IT workers with fake GitHub Desktop installers

Ongoing malvertising campaign targets European IT workers with fake GitHub Desktop installers 2025-09-09 at 09:46 By Zeljka Zorz Researchers have spotted a malvertising (and clever malware delivery) campaign targeting IT workers in the European Union with fake GitHub Desktop installers. “We believe the goal of this campaign was to gain initial access to organizations for

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Connected cars are racing ahead, but security is stuck in neutral

Connected cars are racing ahead, but security is stuck in neutral 2025-09-09 at 09:46 By Mirko Zorz Connected cars are already on Europe’s roads, loaded with software, sensors, and constant data connections. Drivers love the features these vehicles bring, from remote apps to smart navigation, but each new connection also opens a door to potential

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Salesloft Drift data breach: Investigation reveals how attackers got in

Salesloft Drift data breach: Investigation reveals how attackers got in 2025-09-08 at 14:33 By Zeljka Zorz The attack that resulted in the Salesloft Drift data breach started with the compromise of the company’s GitHub account, Salesloft confirmed this weekend. Supply chain compromise On August 26, the company publicly revealed that earlier that month, a threat

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Cybersecurity research is getting new ethics rules, here’s what you need to know

Cybersecurity research is getting new ethics rules, here’s what you need to know 2025-09-08 at 09:01 By Mirko Zorz Top cybersecurity conferences are introducing new rules that require researchers to formally address ethics in their work. Starting with the 2026 USENIX Security Symposium, all submissions must include a stakeholder-based ethics analysis. Other major venues such

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Cyber defense cannot be democratized

Cyber defense cannot be democratized 2025-09-08 at 08:14 By Help Net Security The democratization of AI has fundamentally lowered the barrier for threat actors, creating a bigger pool of people who can carry out sophisticated attacks. The so-called democratization of security, on the other hand, has resulted in chaos. The problem In an earnest attempt

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Attackers are exploiting critical SAP S/4HANA vulnerability (CVE-2025-42957)

Attackers are exploiting critical SAP S/4HANA vulnerability (CVE-2025-42957) 2025-09-05 at 15:03 By Zeljka Zorz A critical vulnerability (CVE-2025-42957) in SAP S/4HANA enterprise resource planning software is being exploited by attackers “to a limited extent”, the Dutch National Cyber Security Center (NCSC NL) has warned on Friday. Their alert seems to be based on a report

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Stealthy attack serves poisoned web pages only to AI agents

Stealthy attack serves poisoned web pages only to AI agents 2025-09-05 at 14:30 By Zeljka Zorz AI agents can be tricked into covertly performing malicious actions by websites that are hidden from regular users’ view, JFrog AI architect Shaked Zychlinski has found. This novel approach allows attackers to inject prompts / instructions into these autonomous

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September 2025 Patch Tuesday forecast: The CVE matrix

September 2025 Patch Tuesday forecast: The CVE matrix 2025-09-05 at 10:18 By Help Net Security We work in an industry driven by Common Vulnerabilities and Exposures (CVE). Each security update released by myriad vendors addresses some flaw in software that could be exploited and those flaws that are publicly acknowledged are assigned a CVE designator

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CyberFlex: Flexible Pen testing as a Service with EASM

CyberFlex: Flexible Pen testing as a Service with EASM 2025-09-04 at 16:58 By Help Net Security About CyberFlex CyberFlex is an Outpost24 solution that combines the strengths of its Pen-testing-as-a-Service (PTaaS) and External Attack Surface Management (EASM) solutions. Customers benefit from continuous coverage of their entire attack application attack surface, while enjoying a flexible consumption model.

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Google fixes actively exploited Android vulnerabilities (CVE-2025-48543, CVE-2025-38352)

Google fixes actively exploited Android vulnerabilities (CVE-2025-48543, CVE-2025-38352) 2025-09-04 at 16:58 By Zeljka Zorz Google has provided fixes for over 100 Android vulnerabilities, including CVE-2025-48543 and CVE-2025-38352, which “may be under limited, targeted exploitation.” Among the fixed flaws is also CVE-2025-48539, a critical vulnerability in the System component that “could lead to remote (proximal/adjacent) code

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macOS vulnerability allowed Keychain and iOS app decryption without a password

macOS vulnerability allowed Keychain and iOS app decryption without a password 2025-09-04 at 15:41 By Mirko Zorz Today at Nullcon Berlin, a researcher disclosed a macOS vulnerability that allowed attackers to read the memory of any process, even with System Integrity Protection (SIP) enabled. The issue, tracked as CVE-2025-24204, stems from Apple mistakenly granting the

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Sitecore zero-day vulnerability exploited by attackers (CVE-2025-53690)

Sitecore zero-day vulnerability exploited by attackers (CVE-2025-53690) 2025-09-04 at 14:48 By Zeljka Zorz A threat actor is leveraging a zero-day vulnerability (CVE-2025-53690) and an exposed sample ASP.NET machine key to breach internet-facing, on-premises deployments of several Sitecore solutions, Mandiant has revealed. About CVE-2025-53690 CVE-2025-53690 is a ViewState deserialization vulnerability that affects any version of Sitecore

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Cloudflare confirms data breach linked to Salesloft Drift supply chain compromise

Cloudflare confirms data breach linked to Salesloft Drift supply chain compromise 2025-09-03 at 16:13 By Zeljka Zorz Cloudflare has also been affected by the Salesloft Drift breach, the US web infrastructure and security company confirmed on Tuesday, and the attackers got their hands on 104 Cloudflare API tokens. “We have identified no suspicious activity associated

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