Deck 14: Lightweight Cryptography and Post-Quantum Cryptography

Question 1

A (n)__________ uses a microcontroller, is not programmable once the program logic for the device has been burned into ROM, and has no interaction with a user.

A)deeply embedded system
B)constrained device
C)lattice device
D)embedded system

Answer 1

A

Question 2

__________ is a data collection technology that uses electronic tags attached to items to allow the items to be identified and tracked by a remote system.

A)RFID
B)NtRU
C)EPC
D)CRYPtOREC

Answer 2

A

Question 3

the Iot depends heavily on deeply embedded systems.

Answer 3

True

Question 4

Chip area is of concern when a cryptographic algorithm is
implemented in hardware.

Question 5

An enterprise should have policies for the maximum cryptoperiod
of each key type.

Question 6

Microcontrollers are heavily utilized in automation processes.

Question 7

A(n) __________ can be defined as any device that includes a computer chip, but that is not a general-purpose workstation, desktop, or laptop computer.

A)constrained device
B)microcontroller
C)embedded system
D)cryptosystem

Question 8

Constrained devices are not particularly vulnerable to side-channel
attacks because they are physically secure.

Question 9

there are very few types of devices with embedded systems.

Question 10

the term __________ refers to the characteristic that a cryptographic algorithm makes minimal resource demands on the host system.

A)entanglement
B)lightweight
C)qubit
D)superposition

Question 11

RFID devices require cryptographic algorithms that use a
large amount of logic and memory.

Question 12

Cryptosystems that employ symmetric ciphers or hash functions
cannot be made quantum safe.

Question 13

A(n) __________ is a device with limited volatile and nonvolatile memory, limited processing power, and a low data rate transceiver.

A)microprocessor
B)class 3 device
C)Iot
D)constrained device

Question 14

traditional hash functions may not meet the requirements for
implementation on constrained devices.

Question 15

A microprocessor is also called a "computer on a chip".

Question 16

the EtSI Quantum Safe Cryptography Industry Specification
Group was formed in 2014 to assess and make recommendations for quantum-safe cryptographic primitives and protocols.

Question 17

An example of a lightweight cryptographic block cipher is the
Scalable Encryption Algorithm.

Question 18

Post-quantum cryptography is concerned with the security of
asymmetric cryptographic algorithms.

Question 19

For any given algorithm, the longer the key and the more rounds,
the greater the security.

Question 20

Digital signatures is one of the categories of asymmetric
algorithms that are vulnerable to quantum computing.

Question 21

the main elements of a RFID system are tags and __________ .

Question 22

A(n) ___________ allows data that is being read or tansmitted to be checked for errors and, when necessary, corrected.

A)ECC
B)lattice code
C)CBC
D)superposition

Question 23

__________ refers to the use of electroinics and software within a product that has a specific function or set of functions.

Question 24

__________ searches an unordered list in O(n) time, while conventional algorithms require O(n).

A)Shor's Factoring Algorithm
B)EtSI's Algorithm
C)Grover's Algorithm
D)Merkle's Algorithm

Question 25

Information in a quantum computer is represented as __________ .

A)qubits
B)qubytes
C)quinfo
D)qucis

Question 26

the _________ is designed to be stored on a RFID tag and it provides a universal identifier for every physical object anywhere in the world.

A)NtU
B)EPC
C)UPC
D)NAND

Question 27

__________ systems are dedicated, single-purpose devices that detect something in the environment, perform a basic level of processing, and then do something with the results.

Question 28

An example of a lightweight cryptographic hash function is __________ .

A)SEA
B)Grain-128
C)PHOtON
D)CRYP17

Question 29

__________ proposed a technique that builds on the Lamport scheme, using the concept of a hash tree.

A)Shor
B)Grover
C)McEliece
D)Merkel

Question 30

Public-key cryptography supports three critical cryptographic functionalities: public-key encryption, digital signatures, and __________ .

Question 31

the most widely studied __________ is the NtRU family of cryptographic algorithms.

A)lattice-based approach
B)code-based approach
C)hash-based approach
D)multivariate polynomial approach

Question 32

__________ is an example of a newly designed MAC.

A)HMAC
B)Lattice
C)Merkle root
D)SipHash

Question 33

__________ cryptography is concerned with the development of cryptographic algorithms that are secure against the potential development of quantum computers.

Question 34

A __________ is a single chip that contains the processor, nonvolatile memory for the program, volatile memory for input and output, a clock, and an I/O control unit.

Question 35

ISO 29192 defines a minimum security strength for lightweight cryptography of __________ bits.

A)80
B)128
C)64
D)112

Question 36

A __________ is an attack enabled by a leakage of information from a physical cryptosystem.

Question 37

the __________ of a cryptographic key is the time span during which a specific
cryptogrphic key is authorized for use for its defined purpose.

Question 38

For both block and stream ciphers, the implementation to meet design goals makes use of one of three major hardware architecture options: parallel (loop unrolled), round-wise (rolled), and __________ .

Question 39

__________ cryptography is a subfield of cryptography concerned with the development of cryptographic algorithms for resource-constrained devices.

Question 40

______ refers to schemes such as Diffie-Hellman key exchange.

A)Code-based cryptography
B)Cryptosystems
C)Key-Establishment Mechanisms
D)Superposition

Question 41

the term __________ refers to a polynomial in more than one variable.

Question 42

A __________ consists of a set of cryptographic algorithms together with the key management processes that support use of the algorithms in some application context.

Question 43

the term __________ refers to a polynomial of degree 2.

Question 44

Many of the more efficient __________ signature schemes have the drawback that the signer must keep a record of the exact number of previously signed messages, and any error in this record will result in insecurity.

Question 45

An example of efficient error correcting codes are __________ codes, which can be turned into a secure coding scheme by keeping the encoding and decoding functions a secret, and only publicly revealing a disguised encoding function that allows the mapping of a planintext message to a scrambled set of code words.