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Lpi 303-300日本語 Exam Syllabus Topics:

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

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

トラストアンカーとは何ですか?

  • A. 特定のCAによって生成された鍵ペア
  • B. 特定のCAによって信頼されている公開鍵のリスト
  • C. 特定のCAによって信頼されているルート証明書
  • D. 特定のCAによって信頼されている秘密鍵のリスト
Answer: C

次の openssl コマンドのうち、ファイル private/keypair.pem に含まれる既存の秘密鍵を使用して証明書署名要求 (CSR) を生成するものはどれですか。

  • A. openssl req -key private/keypair.pem -out req/csr.pem
  • B. openssl gencsr -key private/keypair.pem -out req/csr.pem
  • C. openssl req - new -key private/keypair.pem -out req/csr.pem
  • D. openssl gencsr -new- key private/keypair.pem -out req/csr.pem
Answer: C

X509 証明書には次の情報が含まれます。
X509v3 基本制約: クリティカル CA:TRUE、パス長:0
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. この証明書は認証局に属します。
  • B. この証明書は、下位の証明機関の証明書に署名するために使用できます。
  • C. この証明書は、証明機関ではない証明書に署名するために使用できます。
  • D. この証明書は、他の証明書に署名するために使用することはできません。
  • E. この証明書は、リストされている拡張子を理解しないプログラムでは受け入れられません。
Answer: A,B,C

どのコマンドが、ファイル afile 上のグループおよび名前付きユーザーの ACL ベースの書き込みアクセスを取り消しますか?

  • A. setfacl -x mask: : rx afile
  • B. setfacl -x group: * : rx, user:*: rx afile
  • C. setfacl ~m group: * : rx, user :*: rx afile
  • D. setfacl ~m mask: : rx afile
Answer: D

次のステートメントのうち、有効な Wireshark キャプチャ フィルターはどれですか?
(正しい答えを2つ選択してください。)

  • A. ポート範囲 10000-15000 および TCP
  • B. ポート範囲 10000/tcp-15000/tcp
  • C. ポート範囲 10000:tcp-15000:tcp
  • D. tcp ポート範囲 10000-15000
  • E. ポート範囲 TCP 10000-15000
Answer: A,D

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