2026年今から WordPress を立ち上げるなら — AWS Lightsail + Cloudflare WAF を使った構築手順
- AWS Lightsail に WordPress を構築する際、Cloudflare WAF を初期から組み込む手順が公開された
- Cloudflare の IP レンジで Lightsail の HTTP/HTTPS ポートを制限し、カスタムルールで /wp-login.php と /wp-admin を Managed Challenge に設定
- Cloudflare のプロキシを有効にする前に SSL 証明書を取得する順序が重要で、誤ると検証に失敗する










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