Beyond passwords

consider using something stronger than – or in addition to – passwords to identify yourself

the use of smart cards, which significantly strengthens the account checking the system can perform.
You may also want to consider biometric products such as fingerprint and retina scanners.

“Two-factor authentication” of this sort incorporates not only something you know (your password) but something you own (a card) or even something you are (a person with your unique fingerprint or retina) – dramatically increasing authentication strength.

echter deze hebben hoogst waarschijnlijk dan weer hun eigen nadelen