3des Study guides, Class notes & Summaries
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![Security+ (SY0-601) Acronym List | 358 Security+ (SY0-601) Acronym List](/docpics/3458161/65087728c7e84_3458161_121_171.jpeg)
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Security+ (SY0-601) Acronym List | 358 Security+ (SY0-601) Acronym List
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3DES - Triple Data Encryption Standard 
AAA - Authentication, Authorization, and Accounting 
ABAC - Attribute-based Access Control 
ACL - Access Control List 
AD - Active Directory 
AES - Advanced Encryption Standard 
AES256 - Advanced Encryption Standards 256bit 
AH - Authentication Header 
AI - Artificial Intelligence 
AIS - Automated Indicator Sharing 
ALE - Annualized Loss Expectancy 
AP - Access Point 
API - Application Programming InterfaceAPT - Advanced Persistent Threat 
ARO - Annualized...
![Introduction to Cryptography - C839 - ECES EC-Council Certified Encryption Specialist Practice Exam (100% correct)](/docpics/639e578c71520_2187325.jpg)
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Introduction to Cryptography - C839 - ECES EC-Council Certified Encryption Specialist Practice Exam (100% correct)
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1. How did the ATBASH cipher work? correct answer By substituting each letter for the letter from the opposite end of the alphabet (i.e. Abecomes Z, B becomes Y, etc.) 
 
2. DES has a key space of what? correct answer 2^56 
 
3. Which of the following are valid key sizes for AES (choose three)? correct answer c. 128 
d. 192 
e. 256 
 
4. Which of the following algorithms uses three different keys to encrypt the plain text? correct answer 3DES 
 
Triple Data Encryption System 
 
5. Which of the f...
![Introduction to Cryptography - D334|250 Questions With Well And Correct Answers| Verified|31 Pages](/docpics/5611281/66687096a6424_5611281_121_171.jpeg)
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Introduction to Cryptography - D334|250 Questions With Well And Correct Answers| Verified|31 Pages
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XOR the following 
 
 
------------------ - ️️ 
 
asymmetric key-based encryption 
-typical methods - ️️RSA 
DSA 
El Gamal 
 
Symmetric key-based encryption 
-Typical Methods - ️️RC2- 40 bit key size 64 bit block 
RC4- (Stream Cipher)- Used in SSL and WEP 
RC5- (Variable Key size, 32, 64, or 128 bit block size) 
AES- (128, 192 or 256 bit key size, 128 bit block size) 
DES- (56 bit key size. 64 bit Block size) 
3DES- (112 bit key size, 64 bit block size) 
 
Block Encryption - ️️R...
![CASP Vocabulary and Terms well defined](/docpics/2809829/64711dde8ca88_2809829_121_171.jpeg)
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CASP Vocabulary and Terms well defined
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3DES - Answer Triple Digital Encryption Standard 
 
AAA - Answer Authentication, Authorization and Accounting 
 
AAR - Answer After Action Report 
 
ACL - Answer Access Control List 
 
AD - Answer Active Directory 
 
AES - Answer Advanced Encryption Standard 
 
AH - Answer Authentication Header 
 
AIDE - Answer Advanced Intrusion Detection Environment 
 
AJAX - Answer Asynchronous JAVA And XML
![(ECES) - Practice exam 2023 with 100% correct answers](/docpics/3086684/64b6e1c2980e4_3086684_121_171.jpeg)
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(ECES) - Practice exam 2023 with 100% correct answers
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How did the ATBASH cipher work? 
 
a. By shifting each letter a certain number of spaces 
b. By Multi alphabet substitution 
c. By rotating text a given number of spaces 
d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) 
d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) 
 
 
 
DES has a key space of what? 
a. 2^128 
b. 2^192 
c. 2^56 
d. 2^64 
c. 2^56 
...
![EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions with Verified Answers](/docpics/3045972/64ac6e4f34de6_3045972_121_171.jpeg)
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EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions with Verified Answers
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EC-Council Certified Encryption Specialist v2 (ECES) - Practice Questions with Verified Answers 
How did the ATBASH cipher work? 
a. By shifting each letter a certain number of spaces 
b. By Multi alphabet substitution 
c. By rotating text a given number of spaces 
d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes Y, etc.) d. By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B becomes...
![WGU C839V5/D334 ADDITIONAL PRACTICE QUESTIONS AND ANSWERS 2024/2025 SOLVED 100%;(VIEW AHEAD OF EXAM STUDY TIPS GUARANTEED SUCCESS)](/docpics/5257429/663e38aa0ca5a_5257429_121_171.jpeg)
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WGU C839V5/D334 ADDITIONAL PRACTICE QUESTIONS AND ANSWERS 2024/2025 SOLVED 100%;(VIEW AHEAD OF EXAM STUDY TIPS GUARANTEED SUCCESS)
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WGU C839V5/D334 ADDITIONAL PRACTICE QUESTIONS AND ANSWERS 2024/2025 SOLVED 100%;(VIEW AHEAD OF EXAM STUDY TIPS GUARANTEED SUCCESS) 
 
 
The hash value in bits for MD5 is ____. 
A. 128 
B. 160 
C. 256 ANS- 128 
 
Hashing involves taking a _____ length input and producing a _____ length output (message digest). 
A. fixed; fixed 
B. variable; fixed 
C. fixed; variable ANS- variable; fixed 
 
The hash value in bits for SHA-1 is ____. 
A. 128 
B. 160 
C. 256 ANS- 160 
 
The hash value in bits f...
![WGU C836 Object Assessment Fundamentals of Information Security Exam| 100% Correct| Questions and Verified Answers| 2023/ 2024 Update](/docpics/3394172/64fa2a23e6297_3394172_121_171.jpeg)
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WGU C836 Object Assessment Fundamentals of Information Security Exam| 100% Correct| Questions and Verified Answers| 2023/ 2024 Update
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W836 Object Assessment Fundamentals of Information Security Exam| 100% Correct| Questions and Verified Answers| 2023/ 2024 Update 
 
Q: What is a risk? 
 
 
Answer: 
the likelihood that something bad will happen from a threat exploiting a vulnerability 
 
 
 
Q: What in an impact? 
 
 
Answer: 
The value of the assets being threatened 
 
 
 
Q: Physical Controls 
 
 
Answer: 
Locks, fences, doors, and guards are examples of 
 
 
 
Q: Technical Controls 
 
 
Answer: 
Firewalls, IPS, IDS, and Anti...
![EC Council - Certified Encryption Specialist Latest 2023 Graded A](/docpics/3377533/64f74e6e3b56e_3377533_121_171.jpeg)
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EC Council - Certified Encryption Specialist Latest 2023 Graded A
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DSA FIPS 186 
AES FIPS 197 
MD5 RFC1321 
GOST GOST 
Block Ciphers Examples include: AES, TwoFish, Serpent, Skipjack, DES, 3DES 
Stream Ciphers Examples include: RC4, FISH, Pike 
Hash Functions Examples include: MD5, MD6, SHA-1, SHA-2, SHA-3, FORK-256, 
RIPEMD-160, GOST, TIGER
![CISSP Domain 3 Questions with complete solution 2024](/docpics/5011802/661db2295c488_5011802_121_171.jpeg)
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CISSP Domain 3 Questions with complete solution 2024
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CISSP Domain 3 Questions with complete solution 2024 Key clustering - correct answer different encryption keys generate the same ciphertext from the same plaintext message 
 
Synchronous - correct answer encryption or decryption request is performed immediately 
 
Asynchronous - correct answer Encrypt/Decrypt requests are processed in queues 
 
Hash function - correct answer a one-way mathematical operation that reduces a message or data file into a smaller fixed length output, or ha...
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