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Lpi 303-300日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Security Administration | - Authentication mechanisms - System hardening |
| Topic 2: Vulnerability Assessment and Monitoring | - Intrusion detection systems (IDS) - Log analysis and auditing |
| Topic 3: Application Security | - Secure software configuration - Container and service security |
| Topic 4: Network Security | - Firewalls (iptables, nftables) - Secure network services - VPN technologies |
| Topic 5: Access Control | - Discretionary Access Control (DAC) - SELinux and AppArmor - Mandatory Access Control (MAC) |
| Topic 6: Cryptography | - OpenSSL usage and configuration - Data encryption and signing - Public key infrastructure (PKI) |
Lpi LPIC Exam 303: Security, version 3.0 (303-300日本語版) Sample Questions:
次のコマンドのうち、ファイル/etc/firewall/rules への読み取りおよび書き込み操作を監視し、そのルールをファイアウォールという名前に関連付ける監査ルールを定義するものはどれですか。
- A. auditctl --read /etc/firewall/rules --write /etc/firewall/rules --label firewall
- B. auditctl -w /etc/firewall/rules -p rw -k firewall
- C. auditctl -A -f /etc/firewall/rules -o r -o w -l firewall
- D. echo "n: firewall r:/etc/firewall/rules: w:/etc/firewall/rules:" | auditctl ~
- E. auditctl -N firewall -r r: /etc/firewall/rules -r w: etc/firewall/rules
ルート CA の証明書に関して正しいのは次のうちどれですか?
（正しい答えを3つ選んでください。）
- A. 共通名としてホスト名を含める必要があります。
- B. 自己署名証明書です。
- C. X509v3 Authority 拡張を含める必要があります。
- D. CA の秘密鍵は含まれません。
- E. 有効期間は無限で、期限が切れることはありません。
対称キーとは何ですか?
- A. 暗号化と復号化の両方に使用されるランダムに生成されるキー
- B. 暗号化に使用されるキーと復号化に使用されるキーが異なる
- C. 暗号化に使用されたキーとは異なる復号化に使用されるキー
- D. 暗号化と復号化に同じ鍵を使用する
次の DNS レコードのうち、DNS で X.509 証明書と証明機関情報を公開するために使用されるものはどれですか。
- A. NSEC
- B. DS
- C. A
- D. CAA
Linux監査フレームワークにおいて、「ausearch」コマンドの目的は何ですか？
- A. キー、ユーザー、期間などの基準に基づいて、既存の監査ログエントリを検索およびフィルタリングします。
- B. 実行中のカーネルに新しい監査ルールを追加します。
- C. 監査統計の要約レポートを作成する。
- D. auditdサービスを再起動します。
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