Most places warn you...
That being said, I have never bothered with a 64-character password.
15-20 characters are meaningfully secure already, how much more secure can you get?
On a vaguely similar note (I think), the GnuPG people still tell everyone that RSA-4096 is not really worth it.
Last edited by eschwartz; 02-06-2016 at 11:38 PM.
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