| Purpose                  | A (more)                    | B (less)              |
|--------------------------|-----------------------------|-----------------------|
| Authenticated encryption | AES-GCM                     | Keyak                 |
| Hash                     | SHA256                      | SHA3-256              |
| Key agreement            | DHE                         | ECDHE                 |
| Signature                | DSA                         | ECDSA                 |
| CSPRNG                   | Fortuna with AES-CTR,SHA256 | Fortuna with SHAKE128 |
| Asymmetric encryption    | IES with RSA,ChaCha20/12    | IES with ECDH,Keyak   |