Lpi 303-300日本語 exam - 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: Oct 26, 2026
  • Q & A: 163 Questions and Answers
  • PDF Price: $69.99
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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)
  • Updated: Oct 26, 2026
  • Q & A: 163 Questions and Answers
  • PDF Version + PC Test Engine + Online Test Engine
  • Value Pack Total: $139.98  $89.99
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Lpi 303-300日本語 exam - Testing Engine

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)
  • Updated: Oct 26, 2026
  • 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: Cryptography8%- X.509 Certificates and Public Key Infrastructures
  • 1. Create and manage certificates
  • 2. Certificate revocation and validation
  • 3. Manage certificate authorities
- OpenPGP
  • 1. Web of trust concepts
  • 2. Sign and encrypt data
  • 3. Manage GnuPG keys
- Data Encryption
  • 1. Secure data transmission
  • 2. Use LUKS and dm-crypt
  • 3. Encrypt files and storage devices
Topic 2: Network Security12%- Network Hardening
  • 1. TCP wrappers and service restrictions
  • 2. Secure network services
- Packet Filtering
  • 1. iptables and ip6tables
  • 2. IP sets
  • 3. nftables awareness
  • 4. NAT and connection tracking
- Virtual Private Networks
  • 1. WireGuard
  • 2. OpenVPN
  • 3. IPsec and strongSwan
- Network Intrusion Detection
  • 1. Kismet
  • 2. tcpdump
  • 3. Snort
  • 4. Wireshark
Topic 3: Host Security9%- Resource Control
  • 1. cgroups
  • 2. Process resource management
  • 3. ulimits
- Host Intrusion Detection
  • 1. AIDE integrity checking
  • 2. Malware detection
  • 3. Rootkit detection tools
  • 4. Linux Audit system
- Host Hardening
  • 1. Service hardening
  • 2. Secure boot process
  • 3. Kernel runtime protection
Topic 4: Threats and Vulnerability Assessment3%- Vulnerability Assessment
  • 1. Risk identification
  • 2. OpenVAS
  • 3. Security scanning
- Threat Analysis
  • 1. Network threats
  • 2. Credential and confidentiality threats
  • 3. Host-based threats
  • 4. Application threats
Topic 5: Access Control8%- Mandatory Access Control
  • 1. Policy enforcement
  • 2. AppArmor configuration
  • 3. SELinux management
- Authentication and Authorization
  • 1. Centralized authentication
  • 2. Multi-factor authentication
  • 3. PAM
- Discretionary Access Control
  • 1. Extended attributes
  • 2. POSIX ACLs
  • 3. File permissions

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

Question #1

nftables コマンドのうち、現在アクティブなルールセット(すべてのテーブル、チェーン、ルールを含む)を表示するコマンドはどれですか?

  • A. nft dump chains
  • B. nft get rules
  • C. nft list ruleset
  • D. nft show tables
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Question #2

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. ファイルシステムのルール
  • C. 制御ルール
  • D. ネットワーク接続ルール
  • E. コンソールルール
Reveal Solution  Discussion  0

Correct Answer: A,B,C  🗳️

Question #3

Fail2banの主な目的は何ですか?

  • A. ログファイルを監視し、認証失敗の繰り返しを検出し、ファイアウォールルールを使用して問題のあるIPアドレスを動的にブロックします。
  • B. ディスクに保存されているログファイルを暗号化します。
  • C. ファイアウォールの必要性を完全に排除する。
  • D. ユーザーアカウント用の強力なランダムパスワードを生成します。
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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Question #4

TSIG は、安全なゾーン転送を実行するためにネーム サーバーをどのように認証しますか?

  • A. 両方のサーバーは、サーバー間で共有される秘密キーを使用します。
  • B. 両方のサーバーが相互に X509 証明書を検証します。
  • C. 両方のサーバーは、転送されたゾーンを委任するために使用される NS レコードのラベルに対して適切な DANE レコードを検証します。
  • D. 両方のサーバーは DNSSEC を使用して、転送されたゾーンに対して権限があることを相互に検証します。
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Question #5

Linux マルウェア検出とは何ですか?

  • A. Linux システム上のマルウェアを検出するツール
  • B. パッケージ管理ツール
  • C. ホストスキャンを自動化するツール
  • D. 構成管理ツール
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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