Passphrase Generator

Entropy: 57.6 bits, equivalent to a 9 characters purely random alpha-numeric password
See http://xkcd.com/936/

its strange border usurped any graceful yard
the anchored tomatoes wanted no good-natured rabbit
their buzzing blow flapped our serpentine connection
my mealy space consented their great angle
the whopping needle loaned their purple blood
your menacing bee banged some pesky tooth
one tense vessel packed the esteemed degree

Entropy: 41.3 bits, equivalent to a 6 characters purely random alpha-numeric password

opinioncrackedstripedbeggar
noisememorizeddecimalquicksand
gargantuandoubtedvitalskin
tautbroiledpresentpen
caninerealizedenchantedworm
privatehailedwetwilderness
workfloodedwarmheartedorder