Apple’s macOS Gatekeeper has been updated in macOS Sequoia (15.0) to enhance security against malware by eliminating the Control-click override for untrusted software. This change aims to reduce accidental malware execution and emphasizes the importance of app notarization for developers. Despite these improvements, vulnerabilities remain, highlighting the ongoing struggle between security and usability in software distribution.

Malware Defense 101 – Identifying and Removing Modern Threats
Cybersecurity threats in 2025 have become more sophisticated, with malware leveraging AI, evasion tactics, and polymorphic code. Data-stealing malware dominates, increasing by 180% in 2024.