61. What are cookies in PHP?
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PHP Interview Questions
Found 399 questions
62. How do session-based authentication systems work?
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63. What security risks exist with sessions?
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64. What are CSRF attacks and how can they be prevented in PHP?
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65. What are XSS vulnerabilities in PHP applications?
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66. How does htmlspecialchars help prevent XSS?
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67. What are SQL injection attacks?
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68. How do prepared statements prevent SQL injection?
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69. What are PDO and MySQLi?
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70. How does PDO improve database abstraction?
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