16-bit CRC used by IBM in SDLC and USB standards Uses 16-bit polynomial with reflected input processing.
| Property | Value |
|---|---|
| Category | Checksums |
| Sub-category | Cyclic Redundancy Check |
| Security status | 🎓 Educational Only |
| Complexity | Beginner |
| Inventor | W. Wesley Peterson |
| Year | 1961 |
| Origin | 🇺🇸 United States |
| Source | algorithms/checksum/crc.js |
Status: 🎓 Educational Only
No vulnerabilities are recorded for this implementation.
3 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — Empty string
| Field | Value |
|---|---|
input |
(empty) |
expected |
0000 |
Vector 2 — Single byte ‘a’
| Field | Value |
|---|---|
input |
61 |
expected |
e8c1 |
Vector 3 — String ‘abc’
| Field | Value |
|---|---|
input |
616263 |
expected |
9738 |