Best Free USB Security Software of 2025

Safetica Intelligent Data Security protects sensitive enterprise data wherever your team uses it. Safetica is a global software company that provides Data Loss Prevention and Insider Risk Management solutions to organizations. ✔️ Know what to protect: Accurately pinpoint personally identifiable information, intellectual property, financial data, and more, wherever it is utilized across the enterprise, cloud, and endpoint devices. ✔️ Prevent threats: Identify and address risky activities through automatic detection of unusual file access, email interactions, and web activity. Receive the alerts necessary to proactively identify risks and prevent data breaches. ✔️ Secure your data: Block unauthorized exposure of sensitive personal data, trade secrets, and intellectual property. ✔️ Work smarter: Assist teams with real-time data handling cues as they access and share sensitive information.

SysTools USB Port Blocker Software enables users to effectively manage the USB ports on their computers by allowing them to block or unblock access as needed. This versatile tool can disable and enable all USB ports from any connected system, providing a comprehensive solution for USB management. Users can download the USB Port Locker software free of charge, compatible with various versions of the Windows operating system. Additionally, the software includes a feature to recover lost user passwords through their email address, ensuring that access can be regained if necessary. To facilitate the blocking and unblocking of USB ports, users must set a new password and re-login to their machines. The USB Lock tool plays a crucial role in preventing unauthorized users from utilizing USB devices such as pen drives and flash drives, thereby ensuring data security. Furthermore, it guarantees that no data extraction can be performed from the machine during the user's absence. The software also allows for the simultaneous blocking of all USB ports on the system, making it an efficient choice for those seeking to enhance their data protection measures. Ultimately, this tool serves as an essential resource for maintaining control over USB access and safeguarding sensitive information.

To safeguard against data breaches, implement restrictions on USB drives, external devices, networked computers, and ports connected to your PC. By whitelisting your personal portable drives, you can effectively block all other devices. USB Block effectively mitigates risks posed by devices such as USB drives, smartphones, tablets, and other peripherals linked to your computer. Additionally, it can restrict access to specific ports and partitions, allowing you to permit only trusted devices. This means you can transfer data to your own USB or external drives, as well as to your iPhone or Android device, while preventing unauthorized devices from connecting to your system. Furthermore, this security feature enables you to monitor for potential hacking attempts by logging any incorrect password entries, helping you keep an eye on any suspicious actions. In addition, you can secure your data from unauthorized access by locking and password-protecting files, folders, drives, and applications. The Windows kernel-level locking and filter driver facilitate the ability to safeguard files and folders within the Windows operating system, ensuring a robust layer of security. Ultimately, implementing these measures can significantly enhance your overall data protection strategy.

Automatically safeguard your files as soon as you connect your USB drive to a computer, allowing you to enjoy protection wherever you go without the need for installation. Easily lock and unlock USB drives on any system without additional setup, as USB Disk Security provides robust protection for your sensitive information using advanced encryption methods. You can secure USB flash drives, thumb drives, pen drives, memory sticks, and other portable storage devices with password protection and encryption. This security program guarantees the comprehensive safeguarding of your confidential data stored on USB drives. With multiple layers of protection and cutting-edge encryption techniques, you can ensure the safety of your data across all types of external USB storage devices. Lock your USB data in just three straightforward steps, and enjoy the convenience of accessing USB Security on any computer without the need for reinstallation. Furthermore, this user-friendly solution allows you to secure your data and retrieve important documents immediately upon connection.

Device Control Plus Enterprise Software is designed to manage file access and device control. It features an intuitive interface that allows admins to classify USB and other peripheral devices in a way that is easy to use. It also has many data security capabilities, including the ability to restrict file copying and block unauthorized file transfers, as well as read-only file access. File shadowing and file tracing reports will also be generated to provide extensive visibility into device actions and forensic analysis on policy efficacy, network performance, and policy effectiveness.