All of the algorithms are considered secure by the cryptographic community. You don't have to win a NIST competition to be considered secure, most if not all of

All of the algorithms are considered secure by the cryptographic community. You don't have to win a NIST competition to be considered secure, most if not all of the AES competition finalists that didn't win are also still unbroken. (Although some have been more thoroughly analyzed than others over the years.)