org.bouncycastle.pqc.crypto.frodo (Bouncy Castle Library 1.85 API Specification)
Date: 2026-07-12

# Package org.bouncycastle.pqc.crypto.frodo

Lightweight implementation of FrodoKEM (a learning-with-errors KEM that did not advance past Round 3 of the NIST PQC process; retained as a conservative reference).

See: Description

- Class Summary
  Class | Description
  --- | ---
  FrodoKEMExtractor | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoKEMGenerator | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoKeyGenerationParameters | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoKeyPairGenerator | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoKeyParameters | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoParameters | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoPrivateKeyParameters | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).
  FrodoPublicKeyParameters | Deprecated the standardised FrodoKEM (ISO/IEC 18033-2:2006/Amd 2:2026) is now provided under org.bouncycastle.crypto and org.bouncycastle.jcajce (see FrodoKEMParameters / FrodoKEMParameterSpec).

## Package org.bouncycastle.pqc.crypto.frodo Description

Lightweight implementation of FrodoKEM (a learning-with-errors KEM that did not advance past Round 3 of the NIST PQC process; retained as a conservative reference).