Lightweight block cipher designed for efficient hardware and software implementation. Uses 128-bit blocks with 128-bit keys and 40 rounds. Selected for NIST Lightweight Cryptography standardization in GIFT-COFB.
| Property | Value |
|---|---|
| Category | Block Ciphers |
| Sub-category | Block Cipher |
| Security status | 🧪 Experimental |
| Complexity | Intermediate |
| Inventor | Subhadeep Banik, Sumit Kumar Pandey, Thomas Peyrin, et al. |
| Year | 2017 |
| Origin | Not specified |
| Source | algorithms/block/gift128.js |
| Parameter | Supported values |
|---|---|
| Key sizes | 16 bytes (128 bits) |
| Block sizes | 16 bytes (128 bits) |
Status: 🧪 Experimental
No vulnerabilities are recorded for this implementation.
5 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — GIFT-128b Test Vector #1 - GIFT-COFB round-2 specification
| Field | Value |
|---|---|
key |
000102030405060708090a0b0c0d0e0f |
input |
000102030405060708090a0b0c0d0e0f |
expected |
a94af7f9ba181df9b2b00eb7dbfa93df |
Vector 2 — GIFT-128b Test Vector #2 - GIFT-COFB round-2 specification
| Field | Value |
|---|---|
key |
e0841f8fb90783136aa8b7f192f5c474 |
input |
e491c665522031cf033bf71b9989ecb3 |
expected |
3331efc3a6604f9599ed42b7dbc02a38 |
Vector 3 — GIFT-128b Test Vector #3 (all zeros) - fixslicing reference code
| Field | Value |
|---|---|
key |
00000000000000000000000000000000 |
input |
00000000000000000000000000000000 |
expected |
5e8e3a2e1697a77dcc0b89dcd97a64ee |
Vector 4 — GIFT-128b Test Vector #4 - fixslicing reference code
| Field | Value |
|---|---|
key |
fedcba9876543210fedcba9876543210 |
input |
fedcba9876543210fedcba9876543210 |
expected |
22581437e5e961ef6d125046c5f20788 |
Vector 5 — GIFT-128b Test Vector #5 - fixslicing reference code
| Field | Value |
|---|---|
key |
d0f5c59a7700d3e799028fa9f90ad837 |
input |
e39c141fa57dba43f08a85b6a91f86c1 |
expected |
da1dc8873823e325c4b4a77c1a73330e |