SUPPORTED_OPS.rst

Supported Operations

Base Tensors

The protocols use these base tensors for their operations. Some protocol operations are supported by these tensors.

Tensor	Protocol	Number of parties	Shares per party
ReplicatedSharedTensor	ABY3, Falcon	N	N - 1
ShareTensor	FSS, SPDZ	N	1

Base Tensor Operations

Visibility	Operation	Tensor	Number of Parties
Public & Private	Addition ----------------+ Subtraction	ReplicatedShareTensor ShareTensor -------------------------+ ReplicatedShareTensor ShareTensor	3 2 -----------------------+ 2+ 2
Public	Multiplication	ReplicatedShareTensor ShareTensor	2+ 2+

Protocol Operations

Visibility	Operation	Protocol	Number of Parties
Public & Private	Mult, matmul, conv2d, conv2d_transpose -----------------------------------------+ Equal to -----------------------------------------+ Non Equal to -----------------------------------------+ Greater than -----------------------------------------+ Greater or Equal than -----------------------------------------+ Less than -----------------------------------------+ Less or Equal than -----------------------------------------+ XOR -----------------------------------------+ Exponential -----------------------------------------+ Log -----------------------------------------+ Max -----------------------------------------+ Reciprocal -----------------------------------------+ Relu -----------------------------------------+ Sigmoid -----------------------------------------+ Softmax -----------------------------------------+ Tanh	Falcon SPDZ --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS SPDZ --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS --------------+ FSS	3 2+ -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 2+ -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2 -----------------------+ 2
Public	Division -----------------------------------------+ XOR	SPDZ --------------+ Falcon	2+ -----------------------+ 3

Supported Neural Network Layers

Layer	Protocol
Conv2d	Falcon, SPDZ
Linear	Falcon, SPDZ