ISC SSCP Encryption Certified Practice Exam

Sample Questions:

Which of the following statements is most accurate regarding a digital signature?

It is a method used to encrypt confidential data.

It is the art of transferring handwritten signature on electronic media

It enables the recipient of data to prove the origin and integrity of data

It can be used as a signature system and a cryptographic system.

None

The selection of encryption keys and data calculations are complex and are not practical for manual use. However, using the mathematical properties of arithmetic modular, a method known as "_________________" RSA is quite feasible to use the computer.

calculation in Galois fields

calculating fields in Gladden

calculating fields in Gallipoli

calculating fields in Galbraith

None

Which of the following concerning the algorithm Rijndael block cipher is false?

The design of Rijndael has been strongly influenced by the design of the block cipher Square.

A total of 25 combinations of key length and the block length are possible .

Both the block size and the key length may be extended to 64-bit multiples.

The cipher has a block length and variable-length key

None

This type of attack is generally more applicable to public-key cryptography, what kind of attack it's me?

chosen-ciphertext attack

Attack with just ciphertext

Plaintext single attack

Adaptive-chosen-plaintext attack

None

What it is not true of a hashing function in one way?

It provides the message authentication

A hash can not be reversed to get the message used to create the hash

The results of a one-way hash is a message digest

It provides for the integrity of the message

None

He works in a forensic laboratory police department where you examine the computer for evidence of crimes. Your work is vital to the success of the criminal prosecution. One day you receive a laptop computer and are part of a two-man team responsible for the examination together. However, it is lunch time and after receiving the laptop is left on the desk and both head off to lunch. What critical step in the forensic evidence have you forgotten?

Chain of custody

Lock your laptop in your desk

By performing a disk image for the examination

Cracking the administrator password with chntpw

None