Roman Ganin’s Hurricane cipher with key-dependent 256x256 substitution matrix. Uses four-pass encryption with bidirectional matrix lookups and variable block sizes.
| Property | Value |
|---|---|
| Category | Block Ciphers |
| Sub-category | Block Cipher |
| Security status | 🎓 Educational Only |
| Complexity | Intermediate |
| Inventor | Roman Ganin |
| Year | 2005 |
| Origin | 🇷🇺 Russia |
| Source | algorithms/block/hurricane.js |
| Parameter | Supported values |
|---|---|
| Key sizes | 16 bytes (128 bits) to 256 bytes (2048 bits) |
| Block sizes | 1 byte (8 bits) to 65536 bytes (524288 bits) |
Status: 🎓 Educational Only
No vulnerabilities are recorded for this implementation.
4 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — Hurricane Test Vector #1 - Single Byte
| Field | Value |
|---|---|
key |
546573744b6579313233343536373839 |
input |
00 |
expected |
2c |
Vector 2 — Hurricane Test Vector #2 - 8-Byte Block
| Field | Value |
|---|---|
key |
546573744b6579313233343536373839 |
input |
0011223344556677 |
expected |
b8c568864292e08b |
Vector 3 — Hurricane Test Vector #3 - 16-Byte Block
| Field | Value |
|---|---|
key |
546573744b6579313233343536373839 |
input |
000102030405060708090a0b0c0d0e0f |
expected |
cae243bb5bdba464dcfdb37df4168bb7 |
Vector 4 — Hurricane Test Vector #4 - ASCII Text
| Field | Value |
|---|---|
key |
5365637265744b657931323334353637 |
input |
485552524943414e45 |
expected |
f7c7f40e42fb83cedf |