Do choose a "strong" 8 - 15 characters alphanumeric password & change it regularly.
Look for 'https://' in the URL when logging in; it means that the website is secure.
Do end your session on Net Banking by clicking the logout button.
Don’t use public Wi-Fi to access Net Banking or to make payments.
Don’t use ‘remember password’ feature provided by browsers to save your Net Banking passwords.
Don't share OTP / PIN / CVV or any other personal details over email or phone.