NEW QUESTION 114
Network of trusted certificate authority servers. Use asymmetric key pairs and combines software, encryption and services to provide a means of protecting security of business communication and transactions.

NEW QUESTION 115
Which of the following is required for a hash?

NEW QUESTION 116
The most widely used asymmetric encryption algorithm is what?

NEW QUESTION 117
The ATBASH cipher is best described as what type of cipher?

NEW QUESTION 118
The Clipper chip is notable in the history of cryptography for many reasons. First, it was designed for civilian used secure phones. Secondly, it was designed to use a very specific symmetric cipher. Which one of the following was originally designed to provide built-in cryptography for the Clipper chip?

NEW QUESTION 119
The most common way steganography is accomplished is via which one of the following?

NEW QUESTION 120
Which one of the following is an authentication method that sends the username and password in cleartext?

NEW QUESTION 121
Which of the following is a cryptographic protocol that allows two parties to establish a shared key over an insecure channel?

NEW QUESTION 122
A technique used to increase the security of block ciphers. It consists of steps that combine the data with portions of the key (most commonly using a simple XOR) before the first round and after the last round of encryption.

NEW QUESTION 123
A ______ refers to a situation where two different inputs yield the same output.

NEW QUESTION 124
What is the solution to the equation 8 mod 3?

NEW QUESTION 125
Algorithm that was chosen for the Data Encryption Standard, which was altered and renamed Data Encryption Algorithm.

NEW QUESTION 126
Original, unencrypted information is referred to as ____.

NEW QUESTION 127
Ahlen is using a set of pre-calculated hashes to attempt to derive the passwords from a Windows SAM file. What is a set of pre-calculated hashes used to derive a hashed password called?

NEW QUESTION 128
In relationship to hashing, the term _____refers to random bits that are used as one of the inputs to the hash. Essentially the ______ is intermixed with the message that is to be hashed

NEW QUESTION 129
Cryptographic hashes are often used for message integrity and password storage. It is important to understand the common properties of all cryptographic hashes. What is not true about a hash?

NEW QUESTION 130
How can rainbow tables be defeated?

NEW QUESTION 131
In 2007, this wireless security algorithm was rendered useless by capturing packets and discovering the passkey in a matter of seconds. This security flaw led to a network invasion of TJ Maxx and data theft through a technique known as wardriving.
Which Algorithm is this referring to?

NEW QUESTION 132
A _____ is a function is not reversible.