(Choose 2 answers)
Back
Next
FUO inish the exam
Which of the following violate Kerckhoff's principle?
A. The company password is written using an invisible ink, and only the people within the company know the
fact that invisible ink is used
B. The attacker has the copy of the system
C. A company states that its system is "secure" because it uses confidential and proprietary protocols
D. The algorithms for popular symmetric ciphers such as DES and AES are publicly known
