最近ã¡ã‚‡ã£ã¨ã†ã¡ã® WordPress ã®æŒ™å‹•ãŒãŠã‹ã—ããªã£ãŸã®ã§ã€å–り掛ã‹ã£ã¦ã„ãŸãƒ—ラグインã®è£½ä½œã‚’途ä¸ã§ä¸æ–ã—ã€ã¡ã‚‡ã£ã¨ã—ãŸã‚»ã‚ュリティã®å¯¾ç–ã«æ™‚間を費やã—ã¦ã¿ã¾ã—ãŸã€‚
以下ã®ã‚³ãƒ¼ãƒ‰ã‚’ wp-admin/admin-header.php ã®<?php ã®ç›´ä¸‹(2行目以下)ã«çµ„ã¿è¾¼ã¿ã¾ã™ã€‚ ã“れã§ã€æŒ‡å®šã—ãŸï¼©ï¼°ä»¥å¤–ã‹ã‚‰ã®ã‚¢ãƒ‰ãƒŸãƒ³ãƒ‘ãƒãƒ«(管ç†ç”»é¢ï¼‰ã¸ã®ã‚¢ã‚¯ã‚»ã‚¹ãŒã§ããªããªã‚Šã¾ã™ã€‚
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# Admin Login IP Restriction Hack Start
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'36.36.322',
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'21.45.75',
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'77.3.45.222'
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);
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foreach($allowed_ips as $allowed_ip) {
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$allowed = true;
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}
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}
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if($allowed !== true) {
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$redirecting_url = trailingslashit(get_settings('siteurl')) . 'wp-login.php';
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wp_clearcookie();
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do_action('wp_logout');
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nocache_headers();
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wp_redirect($redirecting_url);
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}
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# Admin Login IP Restriction Hack End
è¨å®šç®‡æ‰€ï¼š
 
以下ã®éƒ¨åˆ†ã§è‡ªåˆ†ã®ä½¿ç”¨ã—ã¦ã„ã‚‹ãƒãƒ¼ã‚«ãƒ«ï¼©ï¼°ã‚¢ãƒ‰ãƒ¬ã‚¹ã‚’入力ã—ã¾ã™ã€‚好ããªã ã‘付ã‘è¶³ã—ã¦ãã ã•ã„。ダイナミックIPアドレスã®ç¯„囲㌠例ãˆã°ã€'36.36.322.1~255' ã®å ´åˆã€å˜ã« 36.36.322. ã¨è¨˜å…¥ã—ã¾ã™ã€‚最後ã®ãƒ‰ãƒƒãƒˆã‚’ãŠå¿˜ã‚Œãªã。ã§ãªã„ã¨ã€ *.36.36.322 ã«ã‚‚マッãƒã—ã¦ã—ã¾ã„ã¾ã™ã€‚$allowed_ips = array(
'36.36.322.',
'21.45.',
'77.3.45.222'
);
ã“ã®æ–¹æ³•ã¯ã‚³ã‚¢ãƒ•ァイルを編集ã™ã‚‹å½¢ã«ãªã£ã¦ã„ã¾ã™ã®ã§ãƒ—ラグイン化を検討ä¸ã§ã™ã€‚
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