Generate Random Passwords

>>Script Language and Platform: Oracle-PL/SQL
Use this script to generate a random password.

Author: Renan Medeiros

create or replace function gera_passwd return varchar2 is passwd  varchar2(30);
passw1  varchar2(30);
passw2  varchar2(30);
passw3  varchar2(30);
passw4  varchar2(30);
zecond  number;
begin
   select dbms_random.string('Z', 3),
          trunc(dbms_random.value(091, 999)),
          dbms_random.string('Z', 2),
          trunc(dbms_random.value(07, 87))
   into   passw1,
          passw2,
          passw3,
          passw4
   from   dual;
   dbms_output.put_line('Password: '||passwd);
   zecond := to_number(to_char(sysdate,'ss'));
   if   zecond > 60
   then zecond := zecond - 60;
   end  if;
    if   zecond >= 0
   and  zecond < 16
   then passwd := passw1||passw2||passw3||passw4;
   elsif    zecond > 15
       and  zecond < 31
       then passwd := passw3||passw2||passw4||passw1;
       elsif    zecond > 30
           and  zecond < 46
           then passwd := passw3||passw1||passw4||passw2;
           else passwd := passw1||passw2||passw4||passw3;
   end  if;
   return(passwd);
end;

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