MLKEMEngine (Javadocs [I2P+ 2.11.0+]

java.lang.Object
- org.bouncycastle.pqc.crypto.mlkem.MLKEMEngine

```
class MLKEMEngine
extends Object
```
Core engine for ML-KEM (Module-Lattice Key Encapsulation Mechanism) operations. Implements the cryptographic primitives for key generation, encapsulation, and decapsulation.

Field Summary

Fields
Modifier and Type Field and Description

static int KyberN

static int KyberPolyBytes

static int KyberQ

static int KyberQinv

static int KyberSymBytes

Fields
Modifier and Type	Field and Description
`static int`	`KyberN`
`static int`	`KyberPolyBytes`
`static int`	`KyberQ`
`static int`	`KyberQinv`
`static int`	`KyberSymBytes`

Constructor Summary

Constructors
Constructor and Description

MLKEMEngine(int k)

Constructors
Constructor and Description
`MLKEMEngine(int k)`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`byte[][]`	`generateKemKeyPair()`
`byte[][]`	`generateKemKeyPairInternal(byte[] d, byte[] z)`
`int`	`getCryptoBytes()`
`int`	`getCryptoCipherTextBytes()`
`int`	`getCryptoPublicKeyBytes()`
`int`	`getCryptoSecretKeyBytes()`
`int`	`getKyberCipherTextBytes()`
`int`	`getKyberEta1()`
`static int`	`getKyberEta2()`
`int`	`getKyberIndCpaBytes()`
`static int`	`getKyberIndCpaMsgBytes()`
`int`	`getKyberIndCpaPublicKeyBytes()`
`int`	`getKyberIndCpaSecretKeyBytes()`
`int`	`getKyberK()`
`int`	`getKyberPolyCompressedBytes()`
`int`	`getKyberPolyVecBytes()`
`int`	`getKyberPolyVecCompressedBytes()`
`int`	`getKyberPublicKeyBytes()`
`int`	`getKyberSecretKeyBytes()`
`void`	`getRandomBytes(byte[] buf)`
`Symmetric`	`getSymmetric()`
`void`	`init(SecureRandom random)`
`byte[]`	`kemDecrypt(byte[] secretKey, byte[] cipherText)`
`byte[]`	`kemDecryptInternal(byte[] secretKey, byte[] cipherText)`
`byte[][]`	`kemEncrypt(byte[] publicKeyInput, byte[] randBytes)`
`byte[][]`	`kemEncryptInternal(byte[] publicKeyInput, byte[] randBytes)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- KyberN
```
public static final int KyberN
```
  See Also:
  
  Constant Field Values
- KyberPolyBytes
```
public static final int KyberPolyBytes
```
  See Also:
  
  Constant Field Values
- KyberQ
```
public static final int KyberQ
```
  See Also:
  
  Constant Field Values
- KyberQinv
```
public static final int KyberQinv
```
  See Also:
  
  Constant Field Values
- KyberSymBytes
```
public static final int KyberSymBytes
```
  See Also:
  
  Constant Field Values

Constructor Detail
- MLKEMEngine
```
public MLKEMEngine(int k)
```

Method Detail

generateKemKeyPair
```
public byte[][] generateKemKeyPair()
```

generateKemKeyPairInternal

public byte[][] generateKemKeyPairInternal(byte[] d,
                                           byte[] z)

getCryptoBytes
```
public int getCryptoBytes()
```

getCryptoCipherTextBytes
```
public int getCryptoCipherTextBytes()
```

getCryptoPublicKeyBytes
```
public int getCryptoPublicKeyBytes()
```

getCryptoSecretKeyBytes
```
public int getCryptoSecretKeyBytes()
```

getKyberCipherTextBytes
```
public int getKyberCipherTextBytes()
```

getKyberEta1
```
public int getKyberEta1()
```

getKyberEta2
```
public static int getKyberEta2()
```

getKyberIndCpaBytes
```
public int getKyberIndCpaBytes()
```

getKyberIndCpaMsgBytes

public static int getKyberIndCpaMsgBytes()

getKyberIndCpaPublicKeyBytes

public int getKyberIndCpaPublicKeyBytes()

getKyberIndCpaSecretKeyBytes

public int getKyberIndCpaSecretKeyBytes()

getKyberK
```
public int getKyberK()
```

getKyberPolyCompressedBytes

public int getKyberPolyCompressedBytes()

getKyberPolyVecBytes
```
public int getKyberPolyVecBytes()
```

getKyberPolyVecCompressedBytes

public int getKyberPolyVecCompressedBytes()

getKyberPublicKeyBytes
```
public int getKyberPublicKeyBytes()
```

getKyberSecretKeyBytes
```
public int getKyberSecretKeyBytes()
```

getRandomBytes

public void getRandomBytes(byte[] buf)

getSymmetric
```
public Symmetric getSymmetric()
```

init

public void init(SecureRandom random)

kemDecrypt

public byte[] kemDecrypt(byte[] secretKey,
                         byte[] cipherText)

kemDecryptInternal

public byte[] kemDecryptInternal(byte[] secretKey,
                                 byte[] cipherText)

kemEncrypt

public byte[][] kemEncrypt(byte[] publicKeyInput,
                           byte[] randBytes)

kemEncryptInternal

public byte[][] kemEncryptInternal(byte[] publicKeyInput,
                                   byte[] randBytes)

Class MLKEMEngine

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

KyberN

KyberPolyBytes

KyberQ

KyberQinv

KyberSymBytes

Constructor Detail

MLKEMEngine

Method Detail

generateKemKeyPair

generateKemKeyPairInternal

getCryptoBytes

getCryptoCipherTextBytes

getCryptoPublicKeyBytes

getCryptoSecretKeyBytes

getKyberCipherTextBytes

getKyberEta1

getKyberEta2

getKyberIndCpaBytes

getKyberIndCpaMsgBytes

getKyberIndCpaPublicKeyBytes

getKyberIndCpaSecretKeyBytes

getKyberK

getKyberPolyCompressedBytes

getKyberPolyVecBytes

getKyberPolyVecCompressedBytes

getKyberPublicKeyBytes

getKyberSecretKeyBytes

getRandomBytes

getSymmetric

init

kemDecrypt

kemDecryptInternal

kemEncrypt

kemEncryptInternal