opensslで秘密鍵の内容を確認する方法をご紹介します。
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openssl rsa < ファイル名 |
出力される内容はファイル自体をcatで出力する際とほとんど同じです。
違いは出力の最初に「writing RSA key」が出力されることです。
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[root@kamotora ~]# openssl rsa < rsa.key writing RSA key -----BEGIN RSA PRIVATE KEY----- MIICXgIBAAKBgQDNdwFbwqDcL+DDYhIqi720noUOrN8GzLO3ncub/AlYAVkZ4QzU Kv9giiGAJlIxsoqTNx/g7sCaAybZQE9GSg7wcGjMUvSW/a5hLeUDTJgwJTMwFZy2 jIGeuONHm4DnSc33q+OQUwpnJD1PvwlEMpXhTQiOS7/7y9nwtt2n90od0wIDAQAB AoGBAJ1qluTZqero17h6E9b6915BsUm8Eqef//Um9U9N+06swbo9HVoUk1JAokgP lBu1YcxGiKsJ4RBeZ849Ij+FEAmxARNGbD3xa1pqDz0HP71CGrO2SHQ2l6WxibUs +K618Is8ETdpKU9RE2XCViza6Xin0xnbTRy38XPiTyxPXiC5AkEA8XKbAWagy2D9 ycXrmearlTcXUqFg5SEKo4BJwAIe3KArUEWQfANP+6MMmfQz3seiB4AxCjiI6D4a LPaIU7jNHwJBANnZNNLj562AJP5l9LmbsEmv4rE6XqW19MpoBSuWiyEbs+7aoMwT 3Bc33MTFsdeAwJ0R3e8/+mbEMYRqpBRapM0CQQCIZ8fcfb9/xvb6JD/bfa8YKLyb aSKVsBoTjumbeVc4K6Dsw7BB75kjP9VhsM4RIVWPyUNrU8887cDaABm6ut/fAkAr Qlyg/CzHYUj3U5uzN91b5JdphiPBWE6R2vIb47shCfVDGxsPK2prGea3FGLqXmDh T+j4V4YL3i3PE7YdbJqJAkEAsnUwq1qE8P8DcyRU1hqKkIbqYipkHbZZwL9IwYmw 09A1GbPYBCJ9j8bdpcBNz4T5Z5M5nyk3utqDh8Xi3T1F+A== -----END RSA PRIVATE KEY----- [root@kamotora ~]# |
参考までに、catコマンドでの出力結果を以下に示します。
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[root@kamatora ~]# cat rsa.key -----BEGIN RSA PRIVATE KEY----- MIICXgIBAAKBgQDNdwFbwqDcL+DDYhIqi720noUOrN8GzLO3ncub/AlYAVkZ4QzU Kv9giiGAJlIxsoqTNx/g7sCaAybZQE9GSg7wcGjMUvSW/a5hLeUDTJgwJTMwFZy2 jIGeuONHm4DnSc33q+OQUwpnJD1PvwlEMpXhTQiOS7/7y9nwtt2n90od0wIDAQAB AoGBAJ1qluTZqero17h6E9b6915BsUm8Eqef//Um9U9N+06swbo9HVoUk1JAokgP lBu1YcxGiKsJ4RBeZ849Ij+FEAmxARNGbD3xa1pqDz0HP71CGrO2SHQ2l6WxibUs +K618Is8ETdpKU9RE2XCViza6Xin0xnbTRy38XPiTyxPXiC5AkEA8XKbAWagy2D9 ycXrmearlTcXUqFg5SEKo4BJwAIe3KArUEWQfANP+6MMmfQz3seiB4AxCjiI6D4a LPaIU7jNHwJBANnZNNLj562AJP5l9LmbsEmv4rE6XqW19MpoBSuWiyEbs+7aoMwT 3Bc33MTFsdeAwJ0R3e8/+mbEMYRqpBRapM0CQQCIZ8fcfb9/xvb6JD/bfa8YKLyb aSKVsBoTjumbeVc4K6Dsw7BB75kjP9VhsM4RIVWPyUNrU8887cDaABm6ut/fAkAr Qlyg/CzHYUj3U5uzN91b5JdphiPBWE6R2vIb47shCfVDGxsPK2prGea3FGLqXmDh T+j4V4YL3i3PE7YdbJqJAkEAsnUwq1qE8P8DcyRU1hqKkIbqYipkHbZZwL9IwYmw 09A1GbPYBCJ9j8bdpcBNz4T5Z5M5nyk3utqDh8Xi3T1F+A== -----END RSA PRIVATE KEY----- [root@kamatora ~]# |