Lightweight hash function based on SKINNY-128-384 tweakable block cipher. Uses 48-byte internal state with 16-byte absorption rate for higher throughput in lightweight implementations.
| Property | Value |
|---|---|
| Category | Hash Functions |
| Sub-category | Lightweight Hash |
| Security status | 🧪 Experimental |
| Complexity | Advanced |
| Inventor | Beierle, Jean, Kölbl, Leander, Moradi, Peyrin, Sasaki, Sasdrich, Sim |
| Year | 2016 |
| Origin | 🌐 International |
| Source | algorithms/hash/skinny-hash.js |
| Parameter | Supported values |
|---|---|
| Output sizes | 32 bytes (256 bits) |
Status: 🧪 Experimental
No vulnerabilities are recorded for this implementation.
6 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — SKINNY-tk3-HASH: Empty message (Count=1)
| Field | Value |
|---|---|
input |
(empty) |
expected |
15c81e6eb26ed692b51cf10a3fe186718c7aa6745cceb7c82ff63f915f91e27b |
Vector 2 — SKINNY-tk3-HASH: Single byte 0x00 (Count=2)
| Field | Value |
|---|---|
input |
00 |
expected |
1efd40a650a042dbefef8fd5552f70f52f5224036bfc5483cf1828a62b4c5d59 |
Vector 3 — SKINNY-tk3-HASH: Two bytes (Count=3)
| Field | Value |
|---|---|
input |
0001 |
expected |
760bf1c2f83615ff57df00ba05128b124a4dea2cc096601130c534dc7571eacb |
Vector 4 — SKINNY-tk3-HASH: Three bytes (Count=4)
| Field | Value |
|---|---|
input |
000102 |
expected |
3f5ff72381989feed4f8f732dc5414fd9e8712cdd3c4d363a1c9e8a568e33ede |
Vector 5 — SKINNY-tk3-HASH: Four bytes (Count=5)
| Field | Value |
|---|---|
input |
00010203 |
expected |
92ad1cb242b43f9a00f65feb037aca2dc98958ca0083d132c944c1fa85c36d8f |
Vector 6 — SKINNY-tk3-HASH: Sixteen bytes (Count=17)
| Field | Value |
|---|---|
input |
000102030405060708090a0b0c0d0e0f |
expected |
a09d8d868adf68957378c500ada9678a362897068d9ab00e9483196c318fd4ff |