25 lines
620 B
PHP
25 lines
620 B
PHP
<?php
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/**
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* @file hiddentool.php
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* @created_on 2021-05-24
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* @updated_on 2022-09-13
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* @author Go Namhyeon <abuse@catswords.net>
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* @brief Tools for Hidden Services (e.g. Tor, I2P, etc...)
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*/
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if (!is_fn("detect_hidden_service")) {
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function detect_hidden_service() {
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$score = 0;
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$suffixes = array("onion", "i2p", "crypto");
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$forwarded_host = get_header_value("X-Forwarded-Host");
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if (!empty($forwarded_host)) {
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if (in_array(end(explode('.', $forwarded_host)), $suffixes)) {
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$score += 1;
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}
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}
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return $score;
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};
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}
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