COMB4P hash combiner using SHA-1 and RIPEMD-160. Combines two hash functions with a Feistel-like construction to provide security even if one component hash is broken.
| Property | Value |
|---|---|
| Category | Hash Functions |
| Sub-category | Hash Function Combiner |
| Security status | Not classified |
| Complexity | Intermediate |
| Inventor | Anja Lehmann |
| Year | 2004 |
| Origin | 🇩🇪 Germany |
| Source | algorithms/hash/comb4p.js |
Status: not classified — treat as unverified.
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 — Botan Test Vector: ‘comb4_input’
| Field | Value |
|---|---|
input |
636f6d62345f696e707574 |
expected |
2b5f61cb57f94e7c7e6d7439fff26002 8665853988224e0ad8c08c2faa61963c 8f761654ac529325 |