What is a stealth virus and how does it work?

<p>A stealth virus is a computer <a href=”https://www.techtarget.com/searchsecurity/definition/virus”>virus</a> that uses various mechanisms to avoid detection by <a href=”https://www.techtarget.com/searchsecurity/definition/antivirus-software”>antivirus software</a>. It takes its name from the term <i>stealth</i>, which describes an approach to doing something while avoiding notice.</p> <div class=”ad-wrapper ad-embedded”>…

New Malvertising Campaign Exploits GitHub Repositories to Distribute Malware

A sophisticated malvertising campaign has been uncovered targeting unsuspecting users through “dangling commits” in a legitimate GitHub repository. Attackers are injecting promotional content for a counterfeit GitHub Desktop installer into popular development and open-source projects. When users download what appears…

Samsung fixed actively exploited zero-day

Samsung fixed the remote code execution flaw CVE-2025-21043 that was exploited in zero-day attacks against Android devices. Samsung addressed the remote code execution vulnerability, tracked as CVE-2025-21043, that was exploited in zero-day attacks against Android users. The vulnerability is an…

F5 to Acquire CalypsoAI for $180 Million

F5 is buying CalypsoAI for its adaptive AI inference security solutions, which will be integrated into its Application Delivery and Security Platform. The post F5 to Acquire CalypsoAI for $180 Million appeared first on SecurityWeek. This article has been indexed…