If you use httpd as reverse proxy then clients will perform SSL handshakes
with your reverse proxy. In SSL there is no distinction between decrypting
the HTTP headers only or decrypting the full HTTP request - it's simply
payload and it will be decrypted as a whole. If you want to understand
how
Is it true that if proxy is setup https-http then it only has to
decrypt/encrypt the headers and the body is encrypted/decrypted on the backend?
What ? Eh, no. If you configure your frontend with https and your backends with
http, then you just told apache to NOT use SSL between mod_proxy and