Attention OpenSSH users!

Have you heard that OpenSSH will remove DSA keys from its support in the near future? As LinuxSecurity Senior Editor, I'm here to help you plan ahead and prepare for this monumental change to ensure your critical systems remain secure. This week, we'll examine the OpenSSH team's reasoning for making this change, the process, and the proposed timeline. We'll also answer your most dire questions on the matter and explain how you can upgrade your SSH keys to improve the security of your network and your Linux environment.

Vulnerabilities recently discovered in Bluetooth technology that could lead to the compromise of your devices and our favorite open-source vulnerability assessment tools are also topics we explore this week. 

Please share this newsletter with your friends to help them gain key Linux security insights. Is there a Linux security-related topic you want to cover for our audience? We welcome contributions from enthusiastic, knowledgeable community members like you!

Yours in Open Source,

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OpenSSH Plans to Remove Support for DSA Keys: What You Need to Know

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OpenSSH will remove DSA keys from its support in the near future. Let's examine the OpenSSH team's reasoning for making this change, the process, and the proposed timeline. We'll also answer your most dire questions on the matter and explain how you can upgrade your SSH keys to improve the security of your network and your Linux environment.

Learn How To Upgrade Your SSH Keys>

Open Source Vulnerability Assessment Tools & Scanners

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Computer systems, software, applications, and other interfaces are vulnerable to network security threats. Failure to find these cybersecurity vulnerabilities can lead to the downfall of a company. Therefore, businesses must utilize vulnerability scanners regularly within their systems and servers to identify existing loopholes and weaknesses that can be resolved through security patching. Assessment results help developers and network administrators understand any potential network security issues so they can implement the necessary defensive measures against them. We discuss what vulnerability scanners are and introduce our top free, adaptable, open-source vulnerability assessment tools.

Learn How To Protect Against Linux Vulnerabilities>

Zero-Click Bluetooth Attacks Pose Serious Threat Across Major OSes

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Vulnerabilities have been discovered in Bluetooth technology that affect various operating systems and could compromise a wide range of devices. As Linux admins, infosec professionals, Internet security enthusiasts, and sysadmins, it is crucial to understand the implications of these vulnerabilities and the impact they may have on our work. Let's have a closer look at these flaws, how they work, their impact on Linux users, and how to mitigate your risk. 

Learn How To Mitigate These Flaws>