Hard disk encryption software program

We need a hard disk encryption software program with pre-boot authentication (PBA) that supports passwords and eTokens. Other specifications are as follows: - AES 256-bit Encryption. - Support for full or partial hard disk encryption independet of file system (e.g. NTFS, FAT) - Support external media encryption (e.g. floppy disks, zip, usb memory stick - Boot manager to support multiple operating sysems and/ or partitions - Support remote management console on same device for quick administrative support - Event logging Service package should include development, testing and documentation. - Full source code required