Seal class

A wrapper for the Microsoft SEAL library.

Extends Afhe and provides additional functionalities specific to Microsoft SEAL.

Inheritance

Constructors

Seal(String scheme)
Creates a new instance of the SEAL backend with a given scheme.
Seal.noScheme()
Creates a new instance of the SEAL backend without a scheme.

Properties

backend Backend
The backend library used for the encryption scheme.
getter/setter pairinherited
hashCode int
The hash code for this object.
no setterinherited
library Pointer<NativeType>
A pointer to the memory address of the underlying C++ object.
getter/setter pairinherited
publicKey SealKey
Generate a SealKey representing a publicKey.
no setteroverride
relinKeys SealKey
Generate a SealKey representing a relinKeys.
no setteroverride
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
scheme Scheme
The encryption scheme used by the backend.
getter/setter pairinherited
secretKey SealKey
Generate a SealKey representing a secretKey.
no setteroverride
slotCount int
Returns the number of slots based on parameters.
no setterinherited

Methods

add(Ciphertext a, Ciphertext b) Ciphertext
Adds two Ciphertexts.
inherited
addPlain(Ciphertext a, Plaintext b) Ciphertext
Adds value of Plaintext to the value of Ciphertext.
inherited
cipher() Ciphertext
Creates a new, empty Ciphertext object.
decodeVecDouble(Plaintext plaintext, int arrayLength) List<double>
Decodes a Plaintext into a list of doubles.
inherited
decodeVecInt(Plaintext plaintext, int arrayLength) List<int>
Decodes a Plaintext into a list of integers.
inherited
decrypt(Ciphertext ciphertext) Plaintext
Decrypts the ciphertext message.
inherited
encodeDouble(double value) Plaintext
Encodes a double into a Plaintext.
inherited
encodeVecDouble(List<double> vec) Plaintext
Encodes a list of doubles into a Plaintext.
inherited
encodeVecInt(List<int> vec) Plaintext
Encodes a list of integers into a Plaintext.
inherited
encrypt(Plaintext plaintext) Ciphertext
Encrypts the plaintext message.
inherited
genContext(Map context) String
Generates a context for the encryption scheme.
inherited
genContextFromParameters(Map parameters) String
Loads the encryption context from a string.
inherited
genKeys() → void
Generates the public and secret keys for the encryption and decryption.
inherited
genRelinKeys() → void
Generates the relinearization keys derived from the secret key.
inherited
invariantNoiseBudget(Ciphertext ciphertext) int
Returns the invariant noise budget of the Ciphertext.
inherited
loadCiphertext(Pointer<Uint8> data, int size) Ciphertext
Validates a serialized ciphertext and returns it as a Ciphertext object.
override
modSwitchNext(Ciphertext ciphertext) Ciphertext
Modulus switches the Ciphertext to a next lower level.
inherited
multiply(Ciphertext a, Ciphertext b) Ciphertext
Multiplies two Ciphertexts.
inherited
multiplyPlain(Ciphertext a, Plaintext b) Ciphertext
Multiplies a Ciphertext by a Plaintext.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
plain(String value) Plaintext
Creates a new Plaintext object from a string.
power(Ciphertext a, int power) Ciphertext
Raises the Ciphertext to a power.
inherited
relinearize(Ciphertext ciphertext) Ciphertext
Relinearizes the Ciphertext.
inherited
saveParameters() Map
Validate Serialized Encryption Parameters
override
square(Ciphertext a) Ciphertext
Squares the Ciphertext.
inherited
subtract(Ciphertext a, Ciphertext b) Ciphertext
Subtracts two Ciphertexts.
inherited
subtractPlain(Ciphertext a, Plaintext b) Ciphertext
Subtracts value of Plaintext from the value of Ciphertext.
inherited
toString() String
A string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited