Server Security

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Essential Server Security Security Strategies for Administrators

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In the current threat landscape, Linux servers have emerged as a dominant force, underpinning approximately 81% of all websites globally. Despite the prevalence of Windows in personal computing, Linux's resilience to various threats is a significant factor behind its extensive adoption, particularly in web hosting and enterprise environments.

Ensuring Linux Server Security: A Comprehensive Guide

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Linux servers form a vital backbone of today's Internet, with approximately 81% of all hosted websites running on them. With Windows' complete dominance in the personal computing space, Linux's resilience to minute threats has made it a staple among server admins. However, this doesn't prevent attackers from actively targeting Linux servers and pentest distros.

Telegram-Controlled Backdoor Trojan Targets Linux Servers

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Recently, new information revealed by Doctor Web virus analysts has sent shockwaves through the cybersecurity world. It details a new cyber threat aimed specifically at Linux servers: the TgRat Trojan. This advanced Remote Access Trojan (RAT) is stealthier than its Windows equivalent, first seen in 2022.

Mallox Ransomware: A Rising Threat to Linux Servers

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Security threats continue developing rapidly, with attackers finding new vulnerabilities daily. Recent findings from researchers at Uptycs indicate a shift in ransomware attacks targeting Linux servers, possibly due to their increasing prevalence in critical infrastructure and enterprise operations, making them attractive targets for ransomware groups.

Magnet Goblin Hackers Exploit One-Day Flaws to Deploy Custom Linux Malware

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Financially motivated hacking groups are increasingly exploiting newly disclosed vulnerabilities to deploy custom malware on public-facing servers. The threat actors are known as Magnet Goblin, and they have been quick to leverage one-day flaws, vulnerabilities for which a patch has been released but not yet applied by the target, to carry out their attacks.

Cryptocurrency Mining Migo Malware Attacks Linux Redis Servers

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A new malware dubbed “Migo” that is targeting Linux Redis servers to mine cryptocurrency via a cryptojacking attack has been discovered. This campaign employs many Redis system-weakening commands to potentially disable data store security features that could hinder their initial attempts at access.

Mirai-based NoaBot Cryptomining Botnet Threatens Linux Servers

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Over the last year, a new botnet slowly grew by brute-forcing SSH passwords and installing cryptomining malware onto Linux servers. The main client of the botnet is based on an old Mirai virus whose source code was available for many years. However, researchers have seen that the same group has also used the more recent P2PInfect malware, which exploits Redis instances.

Ubuntu Server Security Best Practices

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Ubuntu Server is a highly sought-after, open-source operating system that serves as the backbone of many infrastructure setups across the globe. The efficiency and user-friendly nature of Ubuntu Server make it a go-to choice for organizations.