Quiz Lpi - 303-300 - LPIC Exam 303: Security, version 3.0 Newest Valid Braindumps Book

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Lpi 303-300 Exam Syllabus Topics:

Section	Weight	Objectives
Host Security	9%	- Host Intrusion Detection 1. Linux Audit system 2. Rootkit detection tools 3. AIDE integrity checking 4. Malware detection - Host Hardening 1. Secure boot process 2. Kernel runtime protection 3. Service hardening - Resource Control 1. cgroups 2. ulimits 3. Process resource management
Cryptography	8%	- OpenPGP 1. Manage GnuPG keys 2. Web of trust concepts 3. Sign and encrypt data - Data Encryption 1. Secure data transmission 2. Encrypt files and storage devices 3. Use LUKS and dm-crypt - X.509 Certificates and Public Key Infrastructures 1. Certificate revocation and validation 2. Create and manage certificates 3. Manage certificate authorities
Network Security	12%	- Network Hardening 1. TCP wrappers and service restrictions 2. Secure network services - Virtual Private Networks 1. IPsec and strongSwan 2. OpenVPN 3. WireGuard - Packet Filtering 1. IP sets 2. NAT and connection tracking 3. iptables and ip6tables 4. nftables awareness - Network Intrusion Detection 1. Snort 2. tcpdump 3. Kismet 4. Wireshark
Threats and Vulnerability Assessment	3%	- Vulnerability Assessment 1. Risk identification 2. Security scanning 3. OpenVAS - Threat Analysis 1. Network threats 2. Host-based threats 3. Credential and confidentiality threats 4. Application threats
Access Control	8%	- Mandatory Access Control 1. AppArmor configuration 2. SELinux management 3. Policy enforcement - Authentication and Authorization 1. Centralized authentication 2. Multi-factor authentication 3. PAM - Discretionary Access Control 1. File permissions 2. POSIX ACLs 3. Extended attributes

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Lpi LPIC Exam 303: Security, version 3.0 Sample Questions (Q151-Q156):

NEW QUESTION # 151
When OpenVPN sends a control packet to its peer, it expects an acknowledgement in 2 seconds by default. Which of the following options changes the timeout period to 5 seconds?

A. -- tls- timeout 500
B. -- tls- timer 500
C. -- tls- timer 5
D. -- tls-timeout 5

Answer: D

NEW QUESTION # 152
Which of the following methods can be used to deactivate a rule in Snort?
(Choose TWO correct answers.)

A. By adding a pass rule to /etc/snort/rules.deactivated and waiting for Snort to reload its rules files automatically.
B. By deleting the rule and waiting for Snort to reload its rules files automatically.
C. By placing a pass rule in local.rules and restarting Snort.
D. By placing a # in front of the rule and restarting Snort.

Answer: C,D

NEW QUESTION # 153
Which command is used to view the access control list of a file?

A. getfacl
B. setfacl
C. chmod
D. ls

Answer: A

NEW QUESTION # 154
Which of the following information, within a DNSSEC- signed zone, is signed by the key signing key?

A. The RRSIG records of the zone.
B. The NSEC or NSEC3 records of the zone.
C. The zone signing key of the zone.
D. The DS records pointing to the zone.
E. The non-DNSSEC records like A, AAAA or MX.

Answer: C

NEW QUESTION # 155
What is the purpose of TSIG in DNS?

A. To provide information about DNS servers
B. To map a domain name to an IP address
C. To encrypt DNS queries
D. To sign DNS messages for secure communication

Answer: D

NEW QUESTION # 156
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