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WGU Introduction to Cryptography - C839 Exam Package Deal Graded A+
WGU Introduction to Cryptography - C839 Exam Package Deal Graded A+
[Meer zien]WGU Introduction to Cryptography - C839 Exam Package Deal Graded A+
[Meer zien]Finding any method to decrypt the message that is more efficient that simple brute force attempts. - 
Breaking Ciphers 
Simply trying every possible key to decrypt a message - Brute Force 
Using other techniques to attempt to derive the key, can be used to test the efficacy of a cryptographic 
algor...
Voorbeeld 1 van de 3 pagina's
In winkelwagenFinding any method to decrypt the message that is more efficient that simple brute force attempts. - 
Breaking Ciphers 
Simply trying every possible key to decrypt a message - Brute Force 
Using other techniques to attempt to derive the key, can be used to test the efficacy of a cryptographic 
algor...
These are usually the encryption of a message digest with the senders private key. 
In order to verify them, the recipient uses the senders public key. 
They are considered good if they provide the following. 
Authentication 
Integrity 
Non-repudiation - Digital Signature 
It is a digital document t...
Voorbeeld 2 van de 11 pagina's
In winkelwagenThese are usually the encryption of a message digest with the senders private key. 
In order to verify them, the recipient uses the senders public key. 
They are considered good if they provide the following. 
Authentication 
Integrity 
Non-repudiation - Digital Signature 
It is a digital document t...
DES - 64 Bit Block - 56 Bit Key - 16 Rounds 
AES - 128 Bit Block - 128, 192, 256 Bit Key - 10, 12, 14 Rounds 
BlowFish - 64 Bit Block - 32 thru 448 Bit Key - 16 Rounds 
TwoFish - 128 Bit Block - 1 thru 256 Bit Key - 16 Rounds 
Serpent - 128 Bit Block 128, 192, 256 Bit Key - 32 Rounds 
SkipJack - 64 ...
Voorbeeld 2 van de 7 pagina's
In winkelwagenDES - 64 Bit Block - 56 Bit Key - 16 Rounds 
AES - 128 Bit Block - 128, 192, 256 Bit Key - 10, 12, 14 Rounds 
BlowFish - 64 Bit Block - 32 thru 448 Bit Key - 16 Rounds 
TwoFish - 128 Bit Block - 1 thru 256 Bit Key - 16 Rounds 
Serpent - 128 Bit Block 128, 192, 256 Bit Key - 32 Rounds 
SkipJack - 64 ...
Which encryption standard uses the same key to encrypt and decrypt messages? - Symmetric Key 
Encryption 
Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)? - 
SKIPJACK 
What is the most commonly used format for certificates? - X.509 v3 *Version 3* 
What is refe...
Voorbeeld 2 van de 8 pagina's
In winkelwagenWhich encryption standard uses the same key to encrypt and decrypt messages? - Symmetric Key 
Encryption 
Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)? - 
SKIPJACK 
What is the most commonly used format for certificates? - X.509 v3 *Version 3* 
What is refe...
What type of encryption uses different keys to encrypt and decrypt the message? - asymmetric 
The most widely used asymmetric encryption algorithm is what? - RSA 
Original, unencrypted information is referred to as _____. - plaintext 
Which of the following is NOT an asymmetric system? - DES 
In ord...
Voorbeeld 2 van de 5 pagina's
In winkelwagenWhat type of encryption uses different keys to encrypt and decrypt the message? - asymmetric 
The most widely used asymmetric encryption algorithm is what? - RSA 
Original, unencrypted information is referred to as _____. - plaintext 
Which of the following is NOT an asymmetric system? - DES 
In ord...
1. A business wants to use keys issued by a trusted third party to demonstrate to potential customers 
that it is a legitimate organization. 
Which key is used to sign the certificate issued to the business? 
Private key of the root CA 
Public key of the root CA 
Private key of the company 
Public k...
Voorbeeld 3 van de 17 pagina's
In winkelwagen1. A business wants to use keys issued by a trusted third party to demonstrate to potential customers 
that it is a legitimate organization. 
Which key is used to sign the certificate issued to the business? 
Private key of the root CA 
Public key of the root CA 
Private key of the company 
Public k...
rypTool - Software which allows encryption of text using historic algorithms 
The Enigma Machine - In World War II the Germans made use of an electro-mechanical rotor 
based cipher Known as The Enigma Machine. 
Allied cipher machines used in WWII included the British TypeX and the American SIGABA. 
...
Voorbeeld 3 van de 26 pagina's
In winkelwagenrypTool - Software which allows encryption of text using historic algorithms 
The Enigma Machine - In World War II the Germans made use of an electro-mechanical rotor 
based cipher Known as The Enigma Machine. 
Allied cipher machines used in WWII included the British TypeX and the American SIGABA. 
...
What type of encryption uses different keys to encrypt and decrypt the message? 
A Symmetric 
B Private key 
C Secure 
D Asymmetric - D 
The most widely used asymmetric encryption algorithm is what? 
A RSA 
B Vigenere 
C DES 
D Caesar Cipher - A 
Original, unencrypted information is referred to as _...
Voorbeeld 4 van de 45 pagina's
In winkelwagenWhat type of encryption uses different keys to encrypt and decrypt the message? 
A Symmetric 
B Private key 
C Secure 
D Asymmetric - D 
The most widely used asymmetric encryption algorithm is what? 
A RSA 
B Vigenere 
C DES 
D Caesar Cipher - A 
Original, unencrypted information is referred to as _...
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