Korean lightweight block cipher designed for resource-constrained devices. CHAM-128/128 uses 128-bit blocks with 128-bit keys and 112 rounds with ARX operations.
| Property | Value |
|---|---|
| Category | Block Ciphers |
| Sub-category | Block Cipher |
| Security status | 🎓 Educational Only |
| Complexity | Not specified |
| Inventor | Koo, Roh, Kim, Jung, Lee, and Kwon |
| Year | 2017 |
| Origin | 🇰🇷 South Korea |
| Source | algorithms/block/cham.js |
| Parameter | Supported values |
|---|---|
| Key sizes | 16 bytes (128 bits) |
| Block sizes | 16 bytes (128 bits) |
Status: 🎓 Educational Only
No vulnerabilities are recorded for this implementation.
1 vector ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — CHAM-128/128 (Paper Vector)
| Field | Value |
|---|---|
key |
000102030405060708090a0b0c0d0e0f |
input |
00112233445566778899aabbccddeeff |
expected |
346074c3c50057b532ec648df7329348 |