Have you ever wanted to take a good free anti virus product in your USB drive to use in time of need? Or did you ever want to have a password manager in your USB? Many advanced computer users use a lot of online websites that require passwords. Many software in our PCs may require password for particular user. We can not remember all the passwords all the time and we may want to use different computers to do our work. For that you need a trusted free portable password manager. And to have a portable free anti virus with you in your USB is like having a personal security assistant with you all the time to help you clean any computer anywhere. We have computers at home, in office, in our friend’s homes etc. So security software in portable form ensures portable security solution whenever and where ever you need it. Download 5 most recommended free and portable security software.