cmd/derper: increase HSTS cache lifetime to 2 years.
Fixes
@@ -240,7 +240,7 @@ func main() {
// HSTS. Set it even though derper doesn't really serve
// anything of interest to browsers (and API clients like
// tailscale don't obey HSTS).
- w.Header().Set("Strict-Transport-Security", "max-age=600; includeSubDomains")
+ w.Header().Set("Strict-Transport-Security", "max-age=63072000; includeSubDomains")
mux.ServeHTTP(w, r)
})
go func() {
