Threat Actor: Credential Stuffing | Credential Stuffing Victim: Roku | Roku Price: N/A Exfiltrated Data Type: User account information

Additional Information :

Roku experienced a second data breach incident, affecting over 500,000 user accounts. The breach was attributed to credential stuffing, where stolen user credentials from other platforms were used to breach Roku accounts.…
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Summary: This article discusses the importance of exposure management in cybersecurity and how organizations can prioritize their security efforts to protect their most vulnerable areas.

Threat Actor: N/A

Victim: N/A

Key Points:

Organizations need to implement asset identification and understand their assets’ security posture to effectively protect against cyber threats.…
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Armed forces use war-gaming exercises for training, and cybersecurity exercises are now being used to test and improve organizations’ ability to detect and respond to cyber threats.

Key Point : ⭐ Cybersecurity exercises help organizations proactively identify and address vulnerabilities. ⭐ Types of cybersecurity exercises include table-top simulations, digital simulations, red and blue teaming, penetration testing, and phishing exercises.…

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Open-source software’s adaptive nature ensures its durability, relevance, and compatibility with new technologies.

When I started digging deeper into the open-source cybersecurity ecosystem, I discovered an engaged community of developers working to find practical solutions to many problems, one of them being saving time.

Here are 20 essential open-source cybersecurity tools that are freely available and waiting for you to include them in your arsenal.…

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Ransomware, a phenomenon now very well known, serves one ultimate and obvious purpose:

Monetary gain for the cybercriminal(s).

However, multiple scenarios are, in fact, possible. Consider any and all of the following:

Closing thoughts

As we’ve seen, ransomware can serve a plethora of purposes; whether it is deployed by a nation-state actor, the more common cybercriminal, or your neighbor disgruntled at your tree hanging over their wall, one thing is for sure: you are, and have been compromised!…

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[Update] April 8, 2024: “From ALPHV to RansomHub: Change Healthcare”

A new threat actor has emerged in the ransomware landscape, distinguishing themselves by making claims and backing them up with data leaks. In February 2024, RansomHub posted its first victim, the Brazilian company YKP. Since then, they have made 17 additional claims, although their leak site currently lists only 14 victims.…

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During the course of an intrusion investigation in late October 2023, Mandiant observed novel N-day exploitation of CVE-2023-46747 affecting F5 BIG-IP Traffic Management User Interface. Additionally, in February 2024, we observed exploitation of Connectwise ScreenConnect CVE-2024-1709 by the same actor. This mix of custom tooling and the SUPERSHELL framework leveraged in these incidents is assessed with moderate confidence to be unique to a People’s Republic of China (PRC) threat actor, UNC5174.…

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Lynis is a comprehensive open-source security auditing tool for UNIX-based systems, including Linux, macOS, and BSD.

Hardening with Lynis

Lynis conducts a thorough security examination of the system directly. Its main objective is to evaluate security measures and recommend enhancing system hardening. The tool also checks for general system details, identifies vulnerable software packages, and detects potential configuration problems.…

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ASX-listed cloud and cyber security provider AUCloud has announced it has entered into binding agreements to acquire Australian IT firms PCG Cyber, Venn IT and Arado.

Founded in 2019, Canberra-based PCG Cyber is a security consultancy specialising in Australian government security advice and operations.

The firm offers services including penetration testing, security architecture, threat monitoring and management, as well as governance, risk and compliance.…

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Summary: The interaction between web2 client-server architectures and web3 systems presents security challenges. Web3 systems often rely on classic centralized components, which can create unique attack surfaces. In this post, ongoing research on the use of web2 components in web3 systems is summarized, including vulnerabilities found in the Dappnode node management framework.…

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Fujitsu, the Japanese multinational technology giant, has revealed a data breach resulting from a malware infection within its corporate network. The company disclosed that sensitive files containing both personal and customer information were exposed to the attackers.

Swift Response, Ongoing Investigation

Fujitsu reports that they detected the malware during an internal investigation.…

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Since early 2022, we have been monitoring an APT campaign that targets several government entities worldwide, with a strong focus in Southeast Asia, but also seen targeting Europe, America, and Africa.

Introduction

Since early 2022, we have been monitoring an APT campaign that targets several government entities worldwide, with a strong focus in Southeast Asia, but also seen targeting Europe, America, and Africa.…

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The Mobile Security Framework (MobSF) is an open-source research platform for mobile application security, encompassing Android, iOS, and Windows Mobile.

MobSF can be used for mobile app security assessment, penetration testing, malware analysis, and privacy evaluation. The Static Analyzer is adept at handling popular mobile app binaries such as APK, IPA, APPX, and source code.…

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