Length for AES256 symmetric encryption passphrase?

Barnet Wagman bw at norbl.com
Thu Apr 3 23:21:08 CEST 2014

This a rather naive question, but I haven't found and answer to it. When 
doing symmetric encryption with AES256, is there any reason to have a 
passphrase that exceeds 32 characters (since that's the length of the 
AES key)?


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