Free Remora USB Disk Guard from Essential Skill Consultants provides some great encryption technology. With secure 128 bit encryption technology you can quickly copy files and folders and encrypt them on the fly. USB Disk Guard also has s 50% compression algorithm to greatly increase your USB storage capacity. There are no functional limitations, spyware or adware in the download so if you’ve been in the market to secure a USB device, this is a great tool for the job. A PRO version is also available which provides the ability to encrypt and compress multiple files and folders as a Project via a single click. Just $29US. Both versions are U3 compliant.