6 ms·Because even if it's just digits and numbers, 62^26 - 62^25 is a non-brute forceable keyspace.by cheald 13y agoBecause even if it's just digits and numbers, 62^26 - 62^25 is a non-brute forceable keyspace.madisp 13y agoah, but it is a passphrase, not a password. Limiting phrases to exactly 26 chars doesn't seem that big anymore.bennyg 13y agoGood luck brute forcing an iPhone without it locking up forever though - regardless of your semantic considerations here.