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expect://
Introduction
Preface
Last updated: Mon, 26 Oct 2026
Security
Introduction
General considerations
Installed as CGI binary
Possible attacks
Case 1: only public files served
Case 2: using cgi.force_redirect
Case 3: setting doc_root or user_dir
Case 4: PHP parser outside of web tree
Installed as an Apache module
Session Security
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Null bytes related issues
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Designing Databases
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SQL Injection
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User Submitted Data
Hiding PHP
Keeping Current
expect://
Introduction
Preface
Last updated: Mon, 26 Oct 2026