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  1. <!DOCTYPE html>
  2. <html>
  3. <head>
  4. <meta charset="utf-8">
  5. </head>
  6. <body>
  7. <?php
  8. $password = $_GET ["password"]; //해쉬, 단방향 암호화
  9. $password = hash('sha512', $password); //$password sha512방식으로 암호화 한다.
  10. $password = strtoupper($password); //$password의 값을 모두 대문자로 바꿔줘요.
  11. $enc_passwod = "33275A8AA48EA918BD53A9181AA975F15AB0D0645398F5918A006D08675C1CB27D5C645DBD084EEE56E675E25BA4019F2ECEA37CA9E2995B49FCB12C096A032E";
  12. if($password == $enc_passwod)
  13. {
  14. echo "안녕하세요. 주인님 !!"; //echo 사용자가 입력한 정보 중에 password의 값
  15. } else { //echo $_GET ["password"];
  16. echo "뉘신지?";
  17. }
  18. ?>
  19. </body>
  20. </html>
  21.  
Success #stdin #stdout #stderr 0.01s 82880KB
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stdin
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Standard input is empty
stdout
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
뉘신지?</body>
</html>
stderr
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PHP Notice:  Undefined index: password in /home/q2LMdR/prog.php on line 8
https://ideone.com/Mrufi7
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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