Login systems are only one small part of the surface area of most applications. Admin backdoors, an absence of SSL, SQL or other injection attacks, protocol vul

Login systems are only one small part of the surface area of most applications. Admin backdoors, an absence of SSL, SQL or other injection attacks, protocol vulnerabilities, unpatched code, homegrown/weak crypto, session hijacks, and XSS attacks going to need fixing too. Applying patches in a timely manner will be essential too.