Android Clipboard Manager's security concerns are highlighted, focusing on the vulnerability of clipboard data to unauthorized app access, particularly before Android 12. Initially, Android and iOS allowed apps to access clipboard data without user awareness, but both platforms introduced notifications to alert users of such access, starting with iOS 14 and Android 12. Despite these measures, apps with the SYSTEM_ALERT_WINDOW permission can overdraw system notifications, potentially obscuring clipboard access alerts. This permission enables apps to overlay views, which some malware exploits to steal user credentials. Android's open-source nature allows for such exploits, though some vendors like Samsung have implemented additional protections. Users are advised to remove the SYSTEM_ALERT_WINDOW permission from untrusted apps, update to the latest Android version, and minimize copying sensitive information to enhance security. The article underscores the balance between security and convenience and criticizes Google's partial restriction on clipboard data access, which still benefits their advertising strategies.