Vista encryption

Security advances in Windows Vista are unlikely to frustrate cybercrime investigation, according to a leading computer forensics firm. Enterprise and Ultimate editions of Vista include a feature that provides data volume encryption called BitLocker Drive Encryption. Suggestions that BitLocker contains a backdoor allowing law enforcement agencies automatic access to encrypted volumes have been robustly denied by Microsoft.

For one thing, in two of its three modes of operation BitLocker requires a cryptographic hardware chip called a Trusted Platform Module and a compatible BIOS. These chips are yet to become widely available much less deployed. The third mode requires a user to insert a USB device that contains a startup key in order to boot the protected OS.

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