The internal security is doing fine without NSA and when their biggest "achievement" was making everyone less secure via encryption backdoors you gotta wonder about purpose of existence.
Private industries seem to do just fine when it comes to security and nearly none of the progress in security is due to NSA, unless you count "looking real hard whether NSA didn't try to backdoor new security primitive" as progress
Private industries seem to do just fine when it comes to security and nearly none of the progress in security is due to NSA, unless you count "looking real hard whether NSA didn't try to backdoor new security primitive" as progress