Certified Ethical Hacker CEH · Free Practice Question Easy
Question 77
Which of the following ports is used by LDAP by default?
- A 53
- B 389
- C 427
- D 3389
Reveal correct answer
Correct answer: B
Explanation
OBJ-2.2: LDAP uses port 389 by default. LDAP (Lightweight Directory Access Protocol) Standard for accessing and updating information in an X.500-style network resource directory. Unless secure communications are used, LDAP is vulnerable to packet sniffing and Man-in-the-Middle attacks. It is also usually necessary to configure user permissions on the directory. LDAP version 3 supports simple authentication or Simple Authentication and Security Layer, which integrates it with Kerberos or TLS.Discussion
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