7.3. Authenticated Encryption with Associated Data (AEAD) Functions
7.3. Authenticated Encryption with Associated Data (AEAD) Functions
| Value | AEAD | Nk | Nn | Nt | Reference |
|---|---|---|---|---|---|
| 0x0000 | Reserved | N/A | N/A | N/A | RFC 9180 |
| 0x0001 | AES-128-GCM | 16 | 12 | 16 | [GCM] |
| 0x0002 | AES-256-GCM | 32 | 12 | 16 | [GCM] |
| 0x0003 | ChaCha20Poly1305 | 32 | 12 | 16 | [RFC8439] |
| 0xFFFF | Export-only | N/A | N/A | N/A | RFC 9180 |
Table 5: AEAD IDs
The 0xFFFF AEAD ID is reserved for applications that only use the Export interface; see Section 5.3 for more details.