It became a national holiday in 1948, but it has been a day of celebration in Japan since ancient times. The fifth day of the fifth month was traditionally called Tango no Sekku and was a festival for boys. Girls have their own festival, called Hina Matsuri (Doll Festival), held on the third day of the third month.
Expressions full disk encryption (FDE) or whole disk encryption signify that everything on disk is encrypted, but the master boot record (MBR), or similar area of a bootable disk, with code that starts the operating system loading sequence, is not encrypted.
Encrypting Everything. Full-disk encryption protects everything on a hard drive--even if the drive departs in someone else's pocket. BitLocker, a utility built in to Vista Enterprise and Vista Ultimate, provides such protection. You'll find it in the Windows Security Control Panel. Other Windows users--and Mac and Linux aficionados--have options as well. TrueCrypt is a free, easy-to-use open-source encryption product maintained by an active development community. If you feel more comfortable working with commercially supported, full-featured software, consider PGP Desktop ($99).For encrypting USB thumb drives, Windows users can nab the free Rohos Mini Drive download.