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Lembar kerjaITBP301_Chapter 04
Total soal: 10
Worksheet time: 8mins
Nama
Kelas
Tanggal
1.
Which of the following problems is directly addressed by public key cryptography?
a)
High computation time
b)
Key distribution
c)
Limited bandwidth
d)
Lack of data redundancy
2.
What critical breakthrough did Diffie and Hellman contribute to cryptography in 1976?
a)
AES encryption
b)
Brute-force decryption technique
c)
The concept of public key cryptography
d)
RSA encryption
3.
What does ECC stand for in public key cryptography?
a)
Enhanced Cryptography Code
b)
Extended Curve Cipher
c)
Encrypted Certificate Chain
d)
Elliptic Curve Cryptography
4.
RSA encryption was developed at:
a)
Stanford University
b)
MIT
c)
NIST
d)
UC Berkeley
5.
Why is factoring large prime numbers crucial to the security of RSA?
a)
It enables symmetric key generation
b)
It allows signature compression
c)
It would allow attackers to derive the private key
d)
It optimizes decryption speed
6.
ElGamal encryption is closely related to which key exchange technique?
a)
RSA
b)
ECC
c)
Diffie-Hellman
d)
DES
7.
One major advantage of ECC over RSA is:
a)
Equal security with smaller key sizes
b)
Larger key sizes
c)
Lower speed
d)
Simpler algorithms
8.
ECC is increasingly adopted in cryptographic standards such as:
a)
SHA-2
b)
IEEE P1363
c)
DSS
d)
PKCS #1
9.
Which of the following protocols is now considered insecure and deprecated?
a)
SSL
b)
TLS
c)
SSH
d)
IPsec
10.
Which hybrid protocol uses both symmetric and asymmetric encryption for secure web communication?
a)
FTP
b)
HTTP
c)
TLS
d)
DNS
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