Classical algorithms below 112-bit security strength
For Classical algorithms below 112-bit security strength, purpose is all cryptographic purposes; current status is Disallowed; planned status is No change planned (already disallowed under Rev 2); replacement is Algorithms meeting minimum 112-bit security strength; source document is SP 800-131A Rev 2 (March 2019), recorded from its source on 2026-08-15.
- Algorithm
- Classical algorithms below 112-bit security strength
- Purpose
- all cryptographic purposes
- Current status
- Disallowed
- Planned status
- No change planned (already disallowed under Rev 2)
- Replacement
- Algorithms meeting minimum 112-bit security strength
- Source document
- SP 800-131A Rev 2 (March 2019)
What the source says
provides more specific guidance for transitions to the use of stronger cryptographic keys and more robust algorithms
— csrc.nist.gov, retrieved 2026-08-15
Source
- csrc.nist.govhttps://csrc.nist.gov/pubs/sp/800/131/a/r2/final