SHA-512 (Secure Hash Algorithm 512-bit) is a cryptographic hash function from the SHA-2 family designed by NIST. Produces 512-bit (64-byte) hash values from arbitrary input data.
| Property | Value |
|---|---|
| Category | Hash Functions |
| Sub-category | SHA-2 Family |
| Variant | 512 |
| Security status | 🛡️ Secure |
| Complexity | Intermediate |
| Inventor | NIST |
| Year | 2001 |
| Origin | 🇺🇸 United States |
| Source | algorithms/hash/sha512.js |
| Parameter | Supported values |
|---|---|
| Output sizes | 64 bytes (512 bits) |
Status: 🛡️ Secure
No vulnerabilities are recorded for this implementation.
2 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.
Vector 1 — NIST Test Vector - Empty String
| Field | Value |
|---|---|
input |
(empty) |
expected |
cf83e1357eefb8bdf1542850d66d8007 d620e4050b5715dc83f4a921d36ce9ce 47d0d13c5d85f2b0ff8318d2877eec2f 63b931bd47417a81a538327af927da3e |
Vector 2 — NIST Test Vector - ‘abc’
| Field | Value |
|---|---|
input |
616263 |
expected |
ddaf35a193617abacc417349ae204131 12e6fa4e89a97ea20a9eeee64b55d39a 2192992a274fc1a836ba3c23a3feebbd 454d4423643ce80e2a9ac94fa54ca49f |