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Hottest cybersecurity open-source tools of the month: May 2025

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Hottest cybersecurity open-source tools of the month: May 2025 2025-05-28 at 07:03 By Help Net Security This month’s roundup features exceptional open-source cybersecurity tools that are gaining attention for strengthening security across various environments. Vuls: Open-source agentless vulnerability scanner Vuls is an open-source tool that helps users find and manage security vulnerabilities. It was created […]

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Vulnerabilities found in NASA’s open source software

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Vulnerabilities found in NASA’s open source software 2025-05-27 at 15:48 By Zeljka Zorz Vulnerabilities in open source software developed and used in-house by NASA could be exploited to breach their systems, claims Leon Juranić, security researcher and founder of cybersecurity startup ThreatLeap. The vulnerabilities Juranić, whose AppSec credentials include founding and leading DefenseCode, is no

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Why app modernization can leave you less secure

Application Security, cybersecurity, Don't miss, Expert analysis, Expert corner, Hot stuff, identity management, News, opinion, Strata Identity, strategy /

Why app modernization can leave you less secure 2025-05-27 at 09:09 By Help Net Security Enterprises typically “modernize” access patterns for an application by enabling industry standard protocols like OIDC or SAML to provide single sign-on (SSO) for legacy apps via a cloud identity provider (IDP). That’s a major step towards better user experience, improved

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How AI agents reshape industrial automation and risk management

Artificial Intelligence, critical infrastructure, cybersecurity, Don't miss, Features, framework, Hot stuff, News, Siemens, standards, strategy /

How AI agents reshape industrial automation and risk management 2025-05-27 at 08:33 By Mirko Zorz In this Help Net Security interview, Michael Metzler, Vice President Horizontal Management Cybersecurity for Digital Industries at Siemens, discusses the cybersecurity implications of deploying AI agents in industrial environments. He talks about the risks that come with AI agents making

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How well do you know your remote IT worker?

cybersecurity, Don't miss, Hot stuff, Insider Threat, News, North Korea, remote working, threat, tips /

How well do you know your remote IT worker? 2025-05-27 at 08:06 By Sinisa Markovic Is the remote IT worker you recently hired really who he says he is? Fake IT workers are slipping into companies around the world, gaining access to sensitive data. Recently, more of these schemes have been linked to North Korea.

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LlamaFirewall: Open-source framework to detect and mitigate AI centric security risks

Artificial Intelligence, Don't miss, framework, GitHub, Hot stuff, Meta, News, open source, software /

LlamaFirewall: Open-source framework to detect and mitigate AI centric security risks 2025-05-26 at 08:52 By Mirko Zorz LlamaFirewall is a system-level security framework for LLM-powered applications, built with a modular design to support layered, adaptive defense. It is designed to mitigate a wide spectrum of AI agent security risks including jailbreaking and indirect prompt injection,

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NIST proposes new metric to gauge exploited vulnerabilities

CISA, CISO, Don't miss, News, NIST, patching, security metrics, vulnerability assessment, vulnerability management /

NIST proposes new metric to gauge exploited vulnerabilities 2025-05-26 at 08:06 By Help Net Security NIST has introduced a new way to estimate which software vulnerabilities have likely been exploited, and it’s calling on the cybersecurity community to help improve and validate the method. The new metric, “Likely Exploited Vulnerabilities” (LEV), aims to close a

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Cyber threats are changing and here’s what you should watch for

CISO, CSIS Security Group, cybersecurity, Don't miss, News, threats, Video /

Cyber threats are changing and here’s what you should watch for 2025-05-26 at 07:33 By Help Net Security In this Help Net Security video, Stefan Tanase, Cyber Intelligence Expert at CSIS, gives an overview of how cybercriminals are changing their tactics, including using legitimate tools to avoid detection and developing more advanced info-stealing malware. Tanase

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Chinese cyber spies are using Ivanti EPMM flaws to breach EU, US organizations

aerospace, cyber espionage, Don't miss, EclecticIQ, EU, financial industry, Government, government-backed attacks, healthcare, Hot stuff, Ivanti, manufacturing sector, News, telecommunications, USA, Wiz /

Chinese cyber spies are using Ivanti EPMM flaws to breach EU, US organizations 2025-05-23 at 17:21 By Zeljka Zorz CVE-2025-4427 and CVE-2025-4428 – the two Ivanti Endpoint Manager Mobile (EPMM) vulnerabilities that have been exploited in the wild as zero-days and patched by Ivanti last week – are being leveraged by a Chinese cyber espionage

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TikTok videos + ClickFix tactic = Malware infection

Don't miss, Hot stuff, Malware, News, security awareness, social engineering, TikTok, Trend Micro /

TikTok videos + ClickFix tactic = Malware infection 2025-05-23 at 15:53 By Zeljka Zorz Malware peddlers are using TikTok videos and the ClickFix tactic to trick users into installing infostealer malware on their computers, Trend Micro researchers have warned. The videos are getting published by a number of TikTok user accounts, seem AI-made, and are

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DanaBot botnet disrupted, QakBot leader indicted

court, CrowdStrike, Don't miss, ESET, Eurojust, Europol, Fox-IT, Hot stuff, law enforcement, News, Proofpoint, Shadowserver, US DoJ, Zscaler /

DanaBot botnet disrupted, QakBot leader indicted 2025-05-23 at 14:17 By Zeljka Zorz Operation Endgame, mounted by law enforcement and judicial authorities from the US, Canada and the EU, continues to deliver positive results by disrupting the DanaBot botnet and indicting the leaders of both the DanaBot and Qakbot Malware-as-a-Service operations. Operation Endgame 2.0 Coordinated by

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Is privacy becoming a luxury? A candid look at consumer data use

cybersecurity, Data Protection, Don't miss, Features, Hot stuff, News, opinion, Privacy, regulation /

Is privacy becoming a luxury? A candid look at consumer data use 2025-05-23 at 09:02 By Mirko Zorz In this Help Net Security interview, Dr. Joy Wu, Assistant Professor, UBC Sauder School of Business, discusses the psychological and societal impacts of data monetization, why current privacy disclosures often fall short, and what it will take

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Unpatched Windows Server vulnerability allows full domain compromise

Active Directory, Akamai, Don't miss, enterprise, Hot stuff, News, privileged accounts, vulnerability, Windows Server /

Unpatched Windows Server vulnerability allows full domain compromise 2025-05-22 at 18:45 By Zeljka Zorz A privilege escalation vulnerability in Windows Server 2025 can be used by attackers to compromise any user in Active Directory (AD), including Domain Admins. “The [“BadSuccessor”] attack exploits the delegated Managed Service Account (dMSA) feature that was introduced in Windows Server

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Signal blocks Microsoft Recall from screenshotting conversations

Don't miss, Hot stuff, News, Privacy, secure communications, Signal, Windows /

Signal blocks Microsoft Recall from screenshotting conversations 2025-05-22 at 14:01 By Zeljka Zorz Signal has released a new version of its end-to-end encrypted communication app for Windows that prevents Microsoft Recall and users from screenshotting text-based conversations happening in the app. The new “Screen security” setting is enabled by default and can be easily disabled

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The hidden gaps in your asset inventory, and how to close them

asset discovery, CISO, CXO, cybersecurity, Don't miss, Features, Hot stuff, News, opinion, strategy, ThingsRecon, tips /

The hidden gaps in your asset inventory, and how to close them 2025-05-22 at 09:06 By Mirko Zorz In this Help Net Security interview, Tim Grieveson, CSO at ThingsRecon, breaks down the first steps security teams should take to regain visibility, the most common blind spots in asset discovery, and why context should drive risk

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CTM360 report: Ransomware exploits trust more than tech

CTM360, cybercrime, cybersecurity, Don't miss, Europe, Hot stuff, News, Ransomware, report, UK /

CTM360 report: Ransomware exploits trust more than tech 2025-05-22 at 08:35 By Anamarija Pogorelec A recent wave of ransomware attacks has disrupted major retailers across the UK. According to a new report from CTM360, the attackers didn’t need to break down the door, they were invited in through misplaced trust and weak identity safeguards. This

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Lumma Stealer Malware-as-a-Service operation disrupted

BitSight, Cloudflare, data theft, disruption, Don't miss, ESET, Europol, Hot stuff, Lumen, Malware, Microsoft, News, US DoJ /

Lumma Stealer Malware-as-a-Service operation disrupted 2025-05-21 at 21:21 By Zeljka Zorz A coordinated action by US, European and Japanese authorities and tech companies like Microsoft and Cloudflare has disrupted the infrastructure behind Lumma Stealer, the most significant infostealer threat at the moment. What is Lumma Stealer? Lumma Stealer is Malware-as-a-Service offering beloved by a wide

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Data-stealing VS Code extensions removed from official Marketplace

Datadog, Don't miss, Ethereum, extension, Hot stuff, News, programming, VS Code, VS Code Marketplace /

Data-stealing VS Code extensions removed from official Marketplace 2025-05-21 at 16:19 By Zeljka Zorz Developers who specialize in writing smart (primarily Ethereum) contracts using the Solidity programming language have been targeted via malicious VS Code extensions that install malware that steals cryptocurrency wallet credentials. “Based on shared infrastructure and obfuscation characteristics, we attribute all three

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