It's not even adequate against rainbow table hash attacks and hasn't been for several years by now either.
On Tue, 13 Nov 2018, pe...@easthope.ca wrote: > Date: Tue, 13 Nov 2018 11:23:13 > From: pe...@easthope.ca > To: debian-user@lists.debian.org > Cc: pe...@easthope.ca > Subject: Password policy. > Resent-Date: Tue, 13 Nov 2018 17:06:10 +0000 (UTC) > Resent-From: debian-user@lists.debian.org > > Hi, > > https://www.debian.org/doc/manuals/debian-reference/ch04.en.html#_good_password > specifies "6 to 8 characters". Is that adequate against currently available > brute force? > > Thanks, ... Peter E. > > > > --