What is Cisco Firepower Threat Defence?

The FirePOWER services refers to the features that are similar to the pre-acquisition
period software releases, such as, Next Generation Intrusion Prevention System Virtual
(NGIPSv).However, in the Firepower Threat Defense (FTD), Cisco converges all of the
Sourcefire FirePOWER features, ASA Firewall features, as well as some additional new
features into one single unified image.