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Lpi 303-300日本語 Exam Syllabus Topics:

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

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

1. 証明書チェーンとは何ですか?

A) 暗号化と復号化に使用される公開鍵と秘密鍵のチェーン
B) 暗号化と復号化に使用される公開鍵と秘密鍵のシーケンス
C) デジタル証明書の信頼性を検証するために使用される証明書のシーケンス
D) 証明書の信頼性を検証するために使用されるデジタル署名のチェーン


2. 証明書失効リスト(CRL)の目的は何ですか?

A) 有効期限前に発行認証局によって失効された証明書の一覧です。
B) まだ発行されていない証明書の一覧です。
C) クライアントが現在信頼している有効な証明書をすべて一覧表示します。
D) 証明書の有効期限を気にする必要がなくなります。


3. DoS 攻撃とは何ですか?

A) ソフトウェアの脆弱性を悪用する攻撃
B) 機密情報を盗むことを目的とした攻撃
C) 特定のユーザーまたは組織を標的とした攻撃
D) ネットワークやサーバーに大量のトラフィックを流して利用不能にする攻撃


4. 次のコマンドは TCP パケットにどのような影響を与えますか?
iptables- A 入力 d 10.142.232.1 p tcp --dport 20:21 j 承認

A) 10.142.232.1 からポート 20 または 21 宛てに送信されるすべての TCP トラフィックをドロップします。
B) IP アドレス 10.142.232.1 のポート 20 と 21 のすべての TCP トラフィックを受け入れます。
C) ポート20または21以外のすべてのTCPトラフィックをIPアドレス10.142.232.1に転送します。
D) 10.142.232.1 からのポート 20 または 21 宛の TCP トラフィックのみを受け入れます。


5. パスワードの最小文字数や文字クラスなどの複雑性要件を適用するために使用されるPAMモジュールはどれですか?

A) pam_unix
B) pam_limits
C) pam_cracklib または pam_pwquality
D) pam_access


Solutions:

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

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