pwgen secure password generator

options: length: capitalize: numerals: symbols: secure: ambiguous: no-vowels: generate passwords 
$ pwgen -C --capitalize --numerals --symbols --secure 32 20


pp{omu.$H]Qmw&+,2e4pRh@}&o;uM'a9 )f|i|ryh6>-,)'yrJ!yHMF,*r@=KA.5'
F"OD<=1KmKTy[#q)>Gs.N!%%>q0R$'@r nnTQpw'X3\f3o}fDd2+a#?wAiV;RRuN7
OSH_HHpyi=It#xf<:Zwt9,3c>)Gs8A26 _)Bug@`Z{|)crN5=h`r{YJSaGV@cRQS4
]=~'5T'd#$]fJ)+d_niaf}4ERRN3/nE8 dB"IF7%>UKlYHM75!aplxkx|92wZ%J6-
dD-$^"9k-_J6EkVsP>ZLZlurU1X&`k*X mh`@W"4,fB\OGVR'v"_91>%gjrV\:M/y
UzCy3/f:phIK$Mt'v>Xiw@731A1*=Y`M z%]h&>]`q3L{nZL"vUyjix<>&awO4^=A
EV9k%XuLG$*7ge:*Uq8x2A@/]?^-YeAA ndW8f;rXOK2=zq6_U^l(!^n|]f5wU|kY
%?/-~>\)-U~BU0+Vufs!Gk.:oZ0<Gz7y ^$tf~/UupRSC{^2PT\W=DW+R.Lidui8$
AXut[mJ[XA3{BYcBux~c,qrO|e(BpV|{ peXGts5tCphjC`F"_bS+hGZKw=`'S#v&
B8&qTvRg@G;IoTj,Q8Pj%^mTv'h[;f<I 4_S}hwxq;zv@1%}q0be38aA)LSn_Yr4'




Usage: pwgen [ OPTIONS ] [ pw_length ] [ num_pw ]
 
Options supported by pwgen:
  -c or --capitalize
        Include at least one capital letter in the password
  -A or --no-capitalize
        Don't include capital letters in the password
  -n or --numerals
        Include at least one number in the password
  -0 or --no-numerals
        Don't include numbers in the password
  -y or --symbols
        Include at least one special symbol in the password
  -s or --secure
        Generate completely random passwords
  -B or --ambiguous
        Don't include ambiguous characters in the password
  -h or --help
        Print a help message
  -H or --sha1=path/to/file[#seed]
        Use sha1 hash of given file as a (not so) random generator
  -C
        Print the generated passwords in columns
  -1
        Don't print the generated passwords in columns
  -v or --no-vowels
        Do not use any vowels so as to avoid accidental nasty words

https://sourceforge.net/projects/pwgen/