Ceh exam a2 qa - Study guides, Class notes & Summaries
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CEH Exam A2 Q&A
- Exam (elaborations) • 30 pages • 2023
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What is the block and output size of SHA1? 
 
 
1 512-bit blocks with an output of 128 bits 
 
2 512-bit blocks with an output of 160 bits 
 
3 1024-bit blocks with an output of 256 bits 
 
4 1088-bit blocks with an output of 256 bits - Answer- 2 
 
The SHA1 (Secure Hash Algorithm) 1 hashing algorithm operates on one 512-bit block at a time and outputs a 160-bit hash function, usually represented as a 40 hexadecimal digits. This value can be used to validate the integrity of the data. It crea...
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CEH Exam A2 Q&A
- Exam (elaborations) • 7 pages • 2023
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1. C. Replay attacks involve capturing passwords, most likely encrypted, and playing them back to fake authentication. For more information, see Chapter 4. - Answer- 1. In which type of attack are passwords never cracked? 
A. Cryptography attacks 
B. Brute-force attacks 
C. Replay attacks 
D. John the Ripper attacks 
 
2. A. An LM hash splits a password into two sections. If the password is 7 characters or less, then the blank portion of the password will always be a hex value of AAD3B435B514...
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