Which of the following is optimized for confidential communications, such as bidirectional voice
and video?
A.
RC4
B.
RC5
C.
MD4
D.
MD5
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RC4 – Bidirectional encryption method
A
RC4:
In cryptography, RC4 (Rivest Cipher 4 also known as ARC4 or ARCFOUR meaning Alleged RC4, see below) is the most widely used software stream cipher and is used in popular protocols such as Transport Layer Security (TLS) (to protect Internet traffic) and WEP (to secure wireless networks).
Hey Guys, I have passed the Exam, the questions are valid, all the best peeps.
Thanks to AIOTESKING!
I second KM, took the exam 3 days ago and passed like a breeze. Still valid ..I would say stick to the answers here..
Same here, got it last Friday, 40 out of the 125 questions were taken from the 800-877.
Passed the CEHv8 today using these questions. The exam was a breeze.