128-bit block, 128-bit key cipher from the DarkCrypt Total Commander plugin. 4-branch generalized Feistel network, 64 rounds alternating two S-box-based round functions (F, G) in blocks of 16.
| Property | Value |
|---|---|
| Category | Block Ciphers |
| Sub-category | Block Cipher |
| Security status | 🎓 Educational Only |
| Complexity | Advanced |
| Inventor | Alexander Myasnikov (DarkCrypt “Zarya” project) |
| Year | 2013 |
| Origin | 🇷🇺 Russia |
| Source | algorithms/block/darkcrypt-sinople.js |
| Parameter | Supported values |
|---|---|
| Key sizes | 16 bytes (128 bits) |
| Block sizes | 16 bytes (128 bits) |
Status: 🎓 Educational Only
| Issue | Description | Mitigation |
|---|---|---|
| Unanalyzed proprietary design | Custom cipher bundled with a closed-source plugin; no public cryptanalysis exists. | Use AES or another vetted cipher. |
3 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — DarkCrypt Sinople — zero key/plaintext
| Field | Value |
|---|---|
key |
00000000000000000000000000000000 |
input |
00000000000000000000000000000000 |
expected |
af42853eb08e593fe31ac3b2c69c762b |
Vector 2 — DarkCrypt Sinople — incrementing key/plaintext
| Field | Value |
|---|---|
key |
000102030405060708090a0b0c0d0e0f |
input |
000102030405060708090a0b0c0d0e0f |
expected |
c98474b5908773ba772b3cece5700eeb |
Vector 3 — DarkCrypt Sinople — shifted incrementing key/plaintext
| Field | Value |
|---|---|
key |
0102030405060708090a0b0c0d0e0f10 |
input |
101112131415161718191a1b1c1d1e1f |
expected |
552ed4407de60e0c9d9f16e18a546f21 |