LinkedIn doesn't use HSTS and can be sslstrip-ed. Even then, it's not like GCHQ would have qualms at using a spoofed cert (cert pinning could prevent this but i

LinkedIn doesn't use HSTS and can be sslstrip-ed. Even then, it's not like GCHQ would have qualms at using a spoofed cert (cert pinning could prevent this but isn't widely deployed), the express purpose of spooks is to use illegal methods.