SLH-DSA·Digital signature·NIST level 1
SLH-DSA-SHAKE-128f
SLH-DSA (FIPS 205) is a stateless hash-based signature scheme, standardized by NIST in August 2024. It relies only on the security of cryptographic hash functions — no number-theoretic assumptions. Larger signatures and slower signing, but the most conservative security basis.
Latest run2026-07-07 09:32 UTC
commitbfd529d- CPU
- Xeon Platinum 8259CL @ 2.50GHz
- Instance
- t3.mediumburstable
- OS / Kernel
- 24.04.4 LTS
- liboqs
- 0.15.0
- Wall clock
- 49m 51s
- CPU steal
- 0.83%
Parameters
- Family
- SLH-DSA
- Parameter set
- SHAKE-128f
- Public key
- 32 B
- Private key
- 64 B
- Signature
- 16.69 KB
- Iterations / op
- 1,000
- liboqs key
- SLH_DSA_PURE_SHAKE_128F
keygenGenerate a fresh key pair.
54 of 54 runs
- Mean
- 2.65 ms
- Median
- 2.62 ms
- p95
- 2.76 ms
- p99
- 3.15 ms
- Stdev
- 161.7 µs
- Min
- 2.60 ms
- Ops/sec
- 378
Mean over time
Click any point to view the GitHub Actions run that produced it.
signProduce a signature over a message using the private key.
54 of 54 runs
- Mean
- 62.37 ms
- Median
- 61.74 ms
- p95
- 66.88 ms
- p99
- 70.92 ms
- Stdev
- 2.01 ms
- Min
- 61.09 ms
- Ops/sec
- 16.0
Mean over time
Click any point to view the GitHub Actions run that produced it.
verifyVerify a signature against a message and public key.
54 of 54 runs
- Mean
- 3.72 ms
- Median
- 3.67 ms
- p95
- 3.94 ms
- p99
- 5.08 ms
- Stdev
- 298.6 µs
- Min
- 3.36 ms
- Ops/sec
- 269
Mean over time
Click any point to view the GitHub Actions run that produced it.