3 ms·MSN and Hotmail used, and maybe still do this, after 14 characters.by ovi256 15y agoMSN and Hotmail used, and maybe still do this, after 14 characters.bwooce 15y agoMy bank does it after 6! It even reminds you that it is 6 chars max on the login page.kijin 15y agoNow it's 16 characters at Hotmail.