Go to Outils / Options Internet/ Contenu, click on "saisie semi-auto...",uncheck "Noms d'utilisateurs et mots de passe sur les formulaires " (Users name's and passwords on the forms) and click on "Effacer les mots de passe" (Clear passwords)
We equally advise you to click on "Effacer les formulaires" (Clear forms) in order to secure your bank account data.
Lastly, for security concerns, we remind you not to give your connection secret codes to anyone. You should equip your workstation with an up-to-date antivirus program in order to benefit from a secured access to the site.