Lpi 303-300日本語 valid - in .pdf

303-300日本語 pdf
  • Exam Code: 303-300日本語
  • Exam Name: LPIC Exam 303: Security, version 3.0 (303-300日本語版)
  • Updated: Sep 09, 2026
  • Q & A: 163 Questions and Answers
  • PDF Price: $69.99
  • Free Demo

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  • Exam Code: 303-300日本語
  • Exam Name: LPIC Exam 303: Security, version 3.0 (303-300日本語版)
  • Q & A: 163 Questions and Answers
  • PDF Version + PC Test Engine + Online Test Engine
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303-300日本語 Testing Engine
  • Exam Code: 303-300日本語
  • Exam Name: LPIC Exam 303: Security, version 3.0 (303-300日本語版)
  • Q & A: 163 Questions and Answers
  • Software Price: $69.99
  • Testing Engine

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Lpi 303-300日本語 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Host Security9%- Host Hardening
  • 1. Secure boot process
  • 2. Service hardening
  • 3. Kernel runtime protection
- Host Intrusion Detection
  • 1. Malware detection
  • 2. AIDE integrity checking
  • 3. Linux Audit system
  • 4. Rootkit detection tools
- Resource Control
  • 1. ulimits
  • 2. cgroups
  • 3. Process resource management
Topic 2: Network Security12%- Network Hardening
  • 1. TCP wrappers and service restrictions
  • 2. Secure network services
- Network Intrusion Detection
  • 1. Snort
  • 2. Wireshark
  • 3. tcpdump
  • 4. Kismet
- Packet Filtering
  • 1. iptables and ip6tables
  • 2. nftables awareness
  • 3. IP sets
  • 4. NAT and connection tracking
- Virtual Private Networks
  • 1. IPsec and strongSwan
  • 2. WireGuard
  • 3. OpenVPN
Topic 3: Cryptography8%- Data Encryption
  • 1. Use LUKS and dm-crypt
  • 2. Encrypt files and storage devices
  • 3. Secure data transmission
- X.509 Certificates and Public Key Infrastructures
  • 1. Manage certificate authorities
  • 2. Create and manage certificates
  • 3. Certificate revocation and validation
- OpenPGP
  • 1. Manage GnuPG keys
  • 2. Web of trust concepts
  • 3. Sign and encrypt data
Topic 4: Threats and Vulnerability Assessment3%- Threat Analysis
  • 1. Host-based threats
  • 2. Network threats
  • 3. Credential and confidentiality threats
  • 4. Application threats
- Vulnerability Assessment
  • 1. Security scanning
  • 2. Risk identification
  • 3. OpenVAS
Topic 5: Access Control8%- Discretionary Access Control
  • 1. File permissions
  • 2. Extended attributes
  • 3. POSIX ACLs
- Authentication and Authorization
  • 1. Centralized authentication
  • 2. PAM
  • 3. Multi-factor authentication
- Mandatory Access Control
  • 1. SELinux management
  • 2. Policy enforcement
  • 3. AppArmor configuration

Lpi LPIC Exam 303: Security, version 3.0 (303-300日本語版) Sample Questions:

Question 1

Linux における拡張属性の目的は何ですか?

A. ファイルを安全に転送するために暗号化する
B. ディスク容量を節約するためにファイルを圧縮する
C. ファイルに関する追加のメタデータを保存する
D. ファイルを実行可能としてマークする


Question 2

AppArmorプロファイルにおいて、「苦情」モードはどのような機能を持つのでしょうか?

A. すべての制限された操作をブロックし、プロセスを終了します。
B. SELinuxのパーミッシブモードと同様に、制限を強制することなくポリシー違反をログに記録します。
C. 観察された行動に基づいて新しいプロファイルを自動的に生成します。
D. その特定のプロファイルのみAppArmorを無効にします。


Question 3

リモートサーバーのTLS/SSL構成と証明書の詳細をテストおよび検証するために一般的に使用されるコマンドラインツールはどれですか?

A. ss -tlnp
B. nmap -sV
C. tcpdump
D. openssl s_client


Question 4

ルートキットとは何ですか?

A. 正規のソフトウェアを装ったマルウェアの一種
B. ウイルスの一種
C. フィッシング詐欺の一種
D. サービス拒否攻撃の一種


Question 5

Linux 監査システム内で指定できるのは次のどのタイプですか?
(正しい答えを3つ選んでください。)

A. システムコールルール
B. ネットワーク接続ルール
C. ファイルシステムのルール
D. コンソールルール
E. 制御ルール


Solutions:

Question 1
Answer: C
Question 2
Answer: B
Question 3
Answer: D
Question 4
Answer: A
Question 5
Answer: A,C,E

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