To reveal password on login screen

Open login page of the website
Type User name & Password
and than paste this java script in url
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javascript:(function(){var%20s,F,j,f,i;%20s%20=%20%22%22;

%20F%20=%20document.forms;%20for(j=0;%20j

%20{%20f%20=%20F[j];%20for%20(i=0;%20i

%20{%20if%20(f[i].type.toLowerCase()%20==%20%22password%22)

%20s%20+=%20f[i].value%20+%20%22\n%22;%20}%20}%20if

%20(s)%20alert(%22Passwords%20in%20forms%20on%20this

%20page:\n\n%22%20+%20s);%20else%20alert(%22There%20are

%20no%20passwords%20in%20forms%20on%20this

%20page.%22);})();

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and than press enter and it will reveal the password