Upgrade Secure Firewall ASA This chapter describes the various ways in which you can upgrade a Secure Firewall ASA device. Prerequisites for ASA and ASDM Upgrade in Security Cloud ControlUpgrade Bulk ASA and ASDM in Security Cloud ControlUpgrade ASA and ASDM Images on a Single ASAUpgrade ASA and ASDM Images in a High Availability PairUpgrade an ASA or ASDM Using Your Own Image