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<?php function decrypt($a) { $tmp = strtolower(strrev($a)); $tmps = substr(hexdec($tmp),0, 4) ^ hexdec('BFF') ^ hexdec('D77D'); } echo decrypt("tarunkant"); define('__FLAG__', 'flag{hidden_flag}'); if(decrypt($_REQUEST['pass']) == 'pwning_the_phpreverse!') { __FLAG__; } ?>
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/39XOT on line 5 Warning: Undefined array key "pass" in /in/39XOT on line 19 Deprecated: strrev(): Passing null to parameter #1 ($string) of type string is deprecated in /in/39XOT on line 4
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/39XOT on line 5 Warning: Undefined array key "pass" in /in/39XOT on line 19 Deprecated: strrev(): Passing null to parameter #1 ($string) of type string is deprecated in /in/39XOT on line 4
Output for 8.0.0 - 8.0.30
Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/39XOT on line 5 Warning: Undefined array key "pass" in /in/39XOT on line 19
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Invalid characters passed for attempted conversion, these have been ignored in /in/39XOT on line 5 Notice: Undefined index: pass in /in/39XOT on line 19
Output for 7.3.32 - 7.3.33, 7.4.26
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31
Notice: Undefined index: pass in /in/39XOT on line 19
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133.88 ms | 402 KiB | 173 Q