Table 21 Exemplar simulation for Structure 3 in Fig. 1c: Sensitivity of secret key by UACI.

From: Novel structures of chaos-based parallel multiple image encryption and FPGA implementation

Sensitivity on \(\gamma ^{(2)}_0\)

\(N_e\)

1

2

3

4

5

Channel

R

G

B

R

G

B

R

G

B

R

G

B

R

G

B

Baboon

33.378

33.502

33.427

33.487

33.428

33.368

33.427

33.487

33.476

33.395

33.451

33.473

33.454

33.498

33.452

Flowers

33.514

33.456

33.465

33.461

33.462

33.519

33.469

33.518

33.406

33.461

33.552

33.519

33.383

33.424

33.529

Peppers

33.441

33.497

33.463

33.527

33.551

33.447

33.420

33.439

33.401

33.417

33.434

33.407

33.424

33.433

33.547

Goldhill

33.449

33.475

33.422

33.460

33.439

33.473

33.437

33.512

33.468

33.420

33.435

33.452

33.499

33.440

33.470

Black

33.492

33.457

33.446

33.532

33.511

Boats

33.443

33.485

33.510

33.480

33.460

Clock

33.580

33.568

33.447

33.474

33.360

White

33.490

33.401

33.525

33.505

33.468

Average

33.468 (Pass)

33.471 (Pass)

33.462 (Pass)

33.463 (Pass)

33.460 (Pass)

Sensitivity on \(\gamma ^{(1)}_0\)

\(N_e\)

1

2

3

4

5

Channel

R

G

B

R

G

B

R

G

B

R

G

B

R

G

B

Baboon

33.485

33.417

33.565

33.533

33.441

33.486

33.526

33.505

33.466

33.395

33.477

33.537

33.466

33.353

33.495

Flowers

33.419

33.503

33.422

33.531

33.471

33.470

33.458

33.539

33.435

33.474

33.491

33.509

33.428

33.606

33.337

Peppers

33.469

33.441

33.507

33.430

33.483

33.420

33.431

33.514

33.452

33.467

33.527

33.488

33.526

33.417

33.430

Goldhill

33.492

33.448

33.422

33.467

33.507

33.532

33.495

33.448

33.453

33.459

33.436

33.466

33.450

33.487

33.424

Black

33.493

33.477

33.463

33.451

33.441

Boats

33.490

33.494

33.483

33.489

33.465

Clock

33.643

33.481

33.398

33.564

33.425

White

33.476

33.454

33.438

33.446

33.469

Average

33.481 (Pass)

33.480 (Pass)

33.469 (Pass)

33.480 (Pass)

33.451 (Pass)

Sensitivity on \(x^{(2)}_0\)

\(N_e\)

1

2

3

4

5

Channel

R

G

B

R

G

B

R

G

B

R

G

B

R

G

B

Baboon

33.443

33.405

33.436

33.426

33.391

33.423

33.515

33.496

33.520

33.519

33.483

33.371

33.411

33.475

33.512

Flowers

33.462

33.555

33.549

33.460

33.421

33.405

33.503

33.488

33.467

33.445

33.475

33.531

33.476

33.531

33.429

Peppers

33.525

33.531

33.469

33.411

33.543

33.459

33.434

33.500

33.471

33.436

33.448

33.455

33.409

33.424

33.432

Goldhill

33.469

33.463

33.445

33.453

33.448

33.392

33.497

33.512

33.444

33.489

33.504

33.450

33.420

33.437

33.449

Black

33.461

33.492

33.464

33.489

33.465

Boats

33.458

33.396

33.449

33.472

33.465

Clock

33.515

33.541

33.386

33.385

33.519

White

33.484

33.485

33.468

33.449

33.449

Average

33.479 (Pass)

33.447 (Pass)

33.476 (Pass)

33.463 (Pass)

33.456 (Pass)

Sensitivity on \(x^{(1)}_0\)

\(N_e\)

1

2

3

4

5

Channel

R

G

B

R

G

B

R

G

B

R

G

B

R

G

B

Baboon

33.520

33.447

33.503

33.472

33.469

33.395

33.428

33.500

33.526

33.484

33.541

33.491

33.430

33.395

33.450

Flowers

33.429

33.483

33.398

33.396

33.450

33.453

33.456

33.415

33.544

33.583

33.418

33.517

33.411

33.405

33.288

Peppers

33.469

33.517

33.442

33.436

33.418

33.465

33.517

33.393

33.500

33.425

33.439

33.441

33.469

33.427

33.435

Goldhill

33.517

33.447

33.444

33.455

33.476

33.489

33.423

33.452

33.406

33.420

33.476

33.451

33.414

33.461

33.440

Black

33.516

33.490

33.441

33.485

33.532

Boats

33.454

33.390

33.505

33.530

33.457

Clock

33.532

33.471

33.494

33.548

33.258

White

33.496

33.492

33.416

33.451

33.532

Average

33.476 (Pass)

33.451 (Pass)

33.464 (Pass)

33.481 (Pass)

33.425 (Pass)

Sensitivity on \(S_0\)

\(N_e\)

1

2

3

4

5

Channel

R

G

B

R

G

B

R

G

B

R

G

B

R

G

B

Baboon

33.466

33.523

33.434

33.520

33.432

33.502

33.528

33.487

33.525

33.458

33.445

33.446

33.498

33.473

33.435

Flowers

33.450

33.456

33.519

33.409

33.457

33.484

33.462

33.487

33.525

33.478

33.388

33.551

33.441

33.579

33.440

Peppers

33.469

33.457

33.371

33.435

33.417

33.434

33.422

33.439

33.441

33.520

33.514

33.426

33.438

33.529

33.541

Goldhill

33.527

33.423

33.525

33.469

33.419

33.474

33.501

33.483

33.474

33.422

33.478

33.442

33.478

33.453

33.512

Black

33.426

33.551

33.431

33.446

33.526

Boats

33.497

33.449

33.436

33.465

33.446

Clock

33.501

33.633

33.383

33.573

33.471

White

33.494

33.492

33.518

33.496

33.433

Average

33.471 (Pass)

33.474 (Pass)

33.471 (Pass)

33.472 (Pass)

33.481 (Pass)